Publications: Bioorganic Chemistry

Title Year Literature Type Authors
A structural and functional elucidation of the rumen microbiome influenced by various diets and microenvironments
Frontiers in Microbiology
2017 Journal contribution (peer reviewed) Deusch, S.; Camarinha-Silva, A.; Conrad, J.; Beifuss, U.; Rodehutscord, M.; Seifert, J.
Application of Carbon Nanotubes and Temperature-Sensitive Paint for the Detection of Boundary Layer Transition under Cryogenic Conditions
55th AIAA Aerospace Sciences
2017 Journal contribution (peer reviewed) Klein, C.; Henne, U.; Yorita, D.; Beifuss, U.; Ondrus, V.; Hensch, A-K.; Longo, R.; Hauser, M.; Guntermann, P.; Quest, J.
Investigation of a Pressure-Sensitive Paint Technique for ETW
55th AIAA Aerospace Sciences
2017 Journal contribution (peer reviewed) Yorita, D.; Klein, C.; Henne, U.; Ondrus, V.; Beifuss, U.; Hensch, A-K.; Guntermann, P.; Quest, J.
Jahresrückblick Organische Chemie: Organische Farbstoffe
Nachr. Chem.
2017 Journal contribution (peer reviewed) Beifuss, U.
Laccase-catalyzed green synthesis and cytotoxic activity of novel pyrimidobenzothiazoles and catechol thioethers
RSC Adv.
2017 Journal contribution (peer reviewed) Abdel-Mohsen, H.T.; Conrad, J.; Harms, K.; Nohr, D.; Beifuss, U.
Large‑scale purification of epilactose using a semi‑preparative HPLC system
European Food Research and Technology
2017 Journal contribution (peer reviewed) Kuschel, B.; Riemer, F.; Pfost, D.; Conrad, J.; Losch, C.; Claaßen, W.; Beifuß, U.; Weiss, J.; Mu, W.; Jiang, B.; Stressler, T.; Fischer, L.
Large-scale purification of epilactose using a semi-preparative HPLC-system
Eur. Food Res. Technol.
2017 Journal contribution (peer reviewed) Kuschel, B.; Riemer, F.; Pfost, D.; Conrad, J.; Losch, C.; Claaßen, W.; Beifuß, U.; Weiss, J.; Mu, W.; Jiang, B.; Stressler, T.; Fischer, L.
Application of Lifetime-based Pressure Sensitive Paint Technique to Cryogenic Wind Tunnel Test
54th AIAA Aerospace Sciences Meeting
2016 Journal contribution (peer reviewed) Yorita, D.; Klein, C.; Henne, U.; Ondrus, V.; Beifuss, U.; Longo, R.; Guntermann, P.; Quest, J.
Development of a Highly Sensitive Temperature-Sensitive Paint for Measurements under Cryogenic Temperature (100 – 160 K) Conditions
54th AIAA Aerospace Sciences Meeting
2016 Journal contribution (peer reviewed) Klein, C.; Henne, U.; Costantini, M.; Ondrus, V.; Beifuss, U.; Zhai, J.; Quest, J.
Jahresrückblick Organische Chemie: Organische Farbstoffe
Nachr. Chem.
2016 Journal contribution (peer reviewed) Beifuss, U.
The First Domino Reduction/Imine Formation/Intramolecular Aza-Diels–Alder Reaction for the Diastereoselective Preparation of Tetrahydrochromano[4,3-b]quinolines
Eur. J. Org. Chem.
2016 Journal contribution (peer reviewed) Imrich, H.-G. ; Conrad, J.; Beifuss, U.
Two-Photon Excitation Temperature Nanosensors Based on a Conjugated Fluorescent Polymer Doped with a Europium Probe
Adv. Optical Mater.
2016 Journal contribution (peer reviewed) Wang, X.-D.;, Meier, R.J.; Schäferling, M.; Bange, S.; Lupton, J.M.; Sperber, M.; Wegener, J.; Ondrus, V.; Beifuss, U.; Henne, U.; Klein, C.; Wolfbeis, O.S.
Base-Promoted Domino Reaction of 5-Substituted 2-Nitrosophenols with Bromomethyl Aryl Ketones: A Transition-Metal-Free Approach to 2-Aroylbenzoxazoles
J. Org. Chem.
2015 Journal contribution (peer reviewed) Aljaar, N.; Malakar, C. C.; Conrad, J.; Beifuss U.
Combination of Temperature-Sensitive Paint (TSP) and Carbon Nanotubes (CNT) for Transition Detection
53rd AIAA Aerospace Sciences Meeting
2015 Journal contribution (peer reviewed) Klein, C.; Henne, U.; Sachs, W.; Beifuss, U.; Ondrus, V.; Brause, M.; Lesjak, R.; Löhr, M.; Becher, A.; Zhai, J.
Copper-Catalyzed Double Intramolecular Ullmann Coupling for the Synthesis of Diastereomerically and Enantiomerically Pure 4b,9b-Dihydrobenzofuro[3,2-b]benzofurans
Eur. J. Org. Chem.
2015 Journal contribution (peer reviewed) Imrich, H.-G.; Conrad, J.; Beifuss, U.
Europium 1,3-di(thienyl)propane-1,3-diones with outstanding properties for temperature sensing
Sens. Actuators, A
2015 Journal contribution (peer reviewed) Ondrus, V.; Meier, R. J.; Klein, C.; Henne, U.; Schäferling, M.; Beifuss, U.
Fast-response underwater TSP investigation of subcritical instabilities of a cylinder in crossflow
Exp. Fluids
2015 Working paper Capone, A.; Klein, C.; Di Felice, F.; Beifuss, U.; Miozzi M.
Flavonoids as chemotaxonomic markers in the genus Drosera
Phytochem.
2015 Journal contribution (peer reviewed) Braunberger, C.; Zehl, M.; Conrad, J.; Wawrosch, C.; Strohbach, J.; Beifuss, U.; Krenn, L.
Fractionation of technical octabromodiphenyl ether by countercurrent chromatography combined with gas chromatography/mass spectrometry and offline and online 1H nuclear magnetic resonance spectroscopy
Journal of Chromatography A
2015 Journal contribution (peer reviewed) Hammann, S.; Conrad, J.; Vetter W.
From Nitrobenzenes to Substituted 1,2,3,4-Tetrahydroquinolines in a Single Step by a Domino Reduction/Imine Formation/Aza-Diels – Alder Reaction
J. Org. Chem.
2015 Journal contribution (peer reviewed) Imrich, H.-G.; Conrad, J.; Bubrin, D; Beifuss, U.
Jahresrückblick Organische Chemie: Organische Farbstoffe
Nachr. Chem.
2015 Journal contribution (peer reviewed) Beifuss, U.
Phenolic constituents in commercial aqueous Quillaja (Quillaja saponaria Molina) wood extracts
Journal of Agricultural and Food Chemistry
2015 Journal contribution (peer reviewed) MAIER, C., CONRAD, J., CARLE, R., WEISS, J., SCHWEIGGERT, R.M.
Quillajasides A and B: Novel phenylpropanoid sucrose esters from the inner bark of Quillaja saponaria Molina
Journal of Agricultural and Food Chemistry
2015 Journal contribution (peer reviewed) MAIER, C., CONRAD, J., STEINGASS, C., BEIFUSS, U., CARLE, R., SCHWEIGGERT, R.
Sesquiterpene Lactone Composition of Wild and Cultivated Sunflowers and Biological Activity against an Insect Pest
Journal of Agricultural and Food Chemistry
2015 Journal contribution (peer reviewed) Prasifka, J. R.; Spring, O.; Conrad, J.; Cook, L. W.; Palmquist, D. E.; Foley, M. E.
Synthesis of fucosylated lacto-N-tetraose using whole-cell biotransformation
Bioorg. Med. Chem.
2015 Journal contribution (peer reviewed) Baumgärtner, F.; Jurzitza, L.; Conrad, J.; Beifuss, U.; Sprenger, G. A.; Albermann C.
The nonvolatile metabolome of sunflower linear glandular trichomes
Phytochem.
2015 Journal contribution (peer reviewed) Spring, O.; Pfannstiel, J.;Klaiber, I.; Conrad, J.; Beifuss, U.; Apel, L.; Aschenbrenner, A.-K.; Zipper, R.
2,3-Dihalo-1-propenes as Building Blocks in Cu(I)-Catalyzed Domino Reactions: Efficient and Selective Synthesis of Furans
Org. Lett
2014 Journal contribution (peer reviewed) Schmidt, D.; Malakar, C. C.; Beifuss, U.
Application of Carbon Nanotubes (CNT) and Temperature-Sensitive Paint (TSP) for the Detection of Boundary Layer Transition
52nd AIAA Aerospace Sciences Meeting
2014 Journal contribution (peer reviewed) Klein, C.; Henne, U.; Sachs, W.; Beifuss, U.; Ondrus, V.; Bruse, M.; Lesjak, R.; Löhr, M.
Assembly of 4H-chromenes, imidazobenzothiazines and quinazolines via copper-catalyzed domino reactions using 2-halobenzyl tosylates as substrates
Tetrahedron
2014 Journal contribution (peer reviewed) Omar, M. A.; Conrad, J.; Beifuss, U.
Copper-catalyzed domino reaction between 1-(2-halophenyl)methanamines and amidines or imidates for the synthesis of 2-substituted quinazolines
Tetrahedron
2014 Journal contribution (peer reviewed) Omar, M. A.; Conrad, J.; Beifuss, U.
Facile synthesis of 3,5-diaryl-1,2,4-triazoles via copper-catalyzed domino nucleophilic substitution/oxidative cyclization using amidines or imidates as substrates
Tetrahedron
2014 Journal contribution (peer reviewed) Sudheendran, K; Schmidt, D.; Frey, W.; Conrad, J.; Beifuss, U.
Jahresrückblick Organische Chemie: Organische Farbstoffe
Nachr. Chem
2014 Journal contribution (peer reviewed) Beifuss, U.
Laccase-catalyzed synthesis of catechol thioethers by reaction of catechols with thiols using air as an oxidant
Green Chem.
2014 Journal contribution (peer reviewed) Abdel-Mohsen, H. T.; Conrad, J.; Beifuss, U.
Pressure Measurement on Rotating Propeller Blades by means of Pressure-Sensitive Paint Lifetime Method
Notes on Numerical Fluid Mechanics and Multidisciplinary Design
2014 Journal contribution (peer reviewed) Klein, C.; Henne, U.; Sachs, W.; Hock, S.; Falk, N.; Beifuss, U; Ondrus, V.; Schaber, S.
Temperaturempfindliche Farbe mit hoher relativer Temperaturempfindlichkeit oberhalb Raumtemperatur und deren Verwendung 2014 Patent Henne, U.; Klein, C.; Bruse, M.; Beifuss, U.; Ondrus, V.; Egami, Y.
Transition-Metal-Free Synthesis of Imidazo[2,1-b]thiazoles and Thiazolo[3,2-a]benzimidazoles via an S-Propargylation/5-exo-dig Cyclization/Isomerization Sequence Using Propargyl Tosylates as Substrates
J. Org. Chem
2014 Journal contribution (peer reviewed) Omar, M. A.; Frey, W.; Conrad, J.; Beifuss, U.
Combination of Enzyme- and Lewis Acid-Catalyzed Reactions: A New Method for the Synthesis of 6,7-Dihydrobenzofuran-4(5H)-ones Starting from 2,5-Dimethylfuran and 1,3-Cyclohexanediones
Org. Biomol. Chem.
2013 Journal contribution (peer reviewed) Asta, C.; Schmidt, D.; Conrad, J.; Frey, W.; Beifuss, U.
Crematoenones – a novel substance class exhibited by ants functions as appeasement signal
Frontiers in Zoology
2013 Journal contribution (peer reviewed) Menzel, F.; Blüthgen, N.; Tolasch, T.; Conrad, J.; Beifuss, U.; Beuerle, T.; Schmitt, T.
Influence of Guanidinium Salts and Other Ionic Liquids on the Three-Component Aza-Diels Alder Reaction
Helv. Chim. Acta
2013 Journal contribution (peer reviewed) Mert-Balci, F.; Imrich, H.-G.; Conrad, J.; Beifuss, U.
Investigation of circular cylinder flow in water using Temperature-Sensitive Paint
Notes on Numerical Fluid Mechanics and Multisisciplinary Designs
2013 Journal contribution (peer reviewed) Fey, U.; Klein, C.; Möller, T. J.; Pöttner, J.; Radespiel, R.; Ondrus, V.; Beifuss, U.
Jahresrückblick Organische Chemie: Organische Farbstoffe
Nachr. Chem.
2013 Journal contribution Beifuss, U.
Laccase-Catalyzed Domino Reaction between Catechols and 6-Substituted 1,2,3,4-Tetrahydro-4-oxo-2-thioxo-5-pyrimidinecarbonitriles for the Synthesis of Pyrimidobenzothiazole Derivatives
J. Org. Chem.
2013 Journal contribution (peer reviewed) Abdel-Mohsen, H. T.; Conrad, J.; Beifuss, U.
Laccase-catalyzed reaction of 3-tert-butyl-1H-pyrazol-5(4H)one with substituted catechols using air as an oxidant
Tetrahedron
2013 Journal contribution (peer reviewed) Emirdağ-Öztürk, S.; Hajdok, S.; Conrad, J.; Beifuss, U.
LC-NMR, NMR, and LC-MS identification and LC-DAD quantification of flavonoids and ellagic acid derivatives in Drosera peltata
J. Chromatogr. B
2013 Journal contribution (peer reviewed) Braunberger, C.; Zehl, M.; Conrad, J.; Fischer, S.; Adhami, H-R.; Beifuss, U.; Krenn, L.
Microwave-Assisted Molybdenum-Catalyzed Reductive Cyclization of o-Nitrobenzylidene Amines to 2-Aryl-2H-indazoles
Synlett
2013 Journal contribution (peer reviewed) Moustafa, A. H; Malakar, C. C.; Aljaar, N.; Merisor, E.; Conrad, J.; Beifuss, U.
Pressure measurement on rotating propeller blades by means of the Pressure-Sensitive Paint Lifetime Method
51st AIAA Aerospace Sciences Meeting including the New Horizons Forum and Aerospace Exposition
2013 Journal contribution (peer reviewed) Klein, C.; Henne, U.; Sachs, W.; Hock, S.; Falk, N.; Beifuss, U; Ondrus, V.; Schaber, S.
Reaction of 1-Nitroso-2-napthols with α-Functionalized Ketones and Related Compounds: The Unexpected Formation of Decarbonylated 2- Substituted Napththo[1,2-d][1,3]oxazoles
J. Org. Chem.
2013 Journal contribution (peer reviewed) Aljaar, N.; Malakar, C. C.; Conrad, J.; Frey, W.; Beifuss, U.
Selective Catalytic Oxidation of C-H Bonds with Molecular Oxygen
ChemCatChem
2013 Journal contribution (peer reviewed) Roduner, E.; Kaim,W.; Sarkar, B.; Urlacher, V. B.; Pleiss, J.; Gläser R.; Einicke, W.-D.; Sprenger, G. A.; Beifuß, U.; Klemm, E.; Liebner, C.; Hieronymus, H.; Hsu, S.-F.; Plietker, B.; Laschat, S.
Synthesis of 2-Aryl-1,2-dihydrophthalazines via Reaction of 2-(Bromomethyl)benzaldehydes with Arylhydrazines
J. Org. Chem.
2013 Journal contribution (peer reviewed) Aljaar, N.; Conrad, J.; Beifuss, U.
Synthesis of disulfides by laccase-catalyzed oxidative coupling of heterocyclic thiols
Green Chem.
2013 Journal contribution (peer reviewed) Abdel-Mohsen, H. T.; Sudheendran, K.; Conrad, J.; Beifuss, U.
Synthesis of Functionalized Naphthalenes by Copper(I)-Catalyzed Annulation between 3-(2-Halobenzyl)pentane-2,4-diones and β-Ketoesters, Malonates and Cyanoacetates
Adv. Synth. Catal.
2013 Journal contribution (peer reviewed) Sudheendran, K; Malakar, C. C.; Conrad, J.; Beifuss, U.
The first enzymatic Achmatowicz reaction: selective laccase-catalyzed synthesis of 6-hydroxy-(2H)-pyran-3(6H)-ones and (2H)-pyran-2,5(6H)-diones
RSC Adv.
2013 Journal contribution (peer reviewed) Asta, C.; Schmidt, D.; Conrad, J.; Förster-Fromme, B.; Tolasch, T.; Beifuss, U.
An unprecedented oxidative trimerization of sesamol catalyzed by laccases
Tetrahedron Lett.
2012 Journal contribution (peer reviewed) Constantin, M.-A.; Conrad, J.; Beifuss, U.
Copper(I)-Catalyzed Intramolecular O-Arylation for the Synthesis of 2,3,4,9-Tetrahydro-1H-xanthen-1-ones with Low Loads of CuCl
J. Org. Chem.
2012 Journal contribution (peer reviewed) Sudheendran, K.; Malakar, C. C.; Conrad, J.; Beifuss, U.
Copper-Catalyzed Synthesis of Quinazolines in Water Starting from o-Bromobenzylbromides and Benzamidines
Chem. Eur. J.
2012 Journal contribution (peer reviewed) Malakar, C. C.; Baskakova, A.; Conrad, J.; Beifuss, U.
Cu(I)-catalyzed annulation for the synthesis of substituted naphthalenes using o-bromobenzaldehydes and β-ketoesters as substrates
Biomol. Chem.
2012 Journal contribution (peer reviewed) Malakar, C. C; Sudheendran, K.; Imrich, H.-G.; Mika, S.; Beifuss U.
Cu-Catalyzed Reaction of 1,2-Dihalobenzenes with 1,3-Cyclohexanediones for the Synthesis of 3,4-Dihydrodibenzo[b,d]furan-1(2H)-ones
J. Org. Chem.
2012 Journal contribution (peer reviewed) Aljaar, N.; Malakar, C. C.; Conrad, J.; Strobel, S.; Schleid, T.; Beifuss, U.
Development of new two-component temperature-sensitive paint (TSP) for cryogenic testing
Meas. Sci. Technol.
2012 Journal contribution (peer reviewed) Egami, Y.; Fey, U.; Klein, C.; Quest, J.; Ondrus, V.; Beifuss, U.
Jahresrückblick Organische Chemie: Organische Farbstoffe
Nachr. Chem.
2012 Journal contribution Beifuss, U.
Laccase-Catalyzed Domino Reactions between Hydroquinones and Cyclic 1,3-Dicarbonyls for the Regioselective Synthesis of Substituted p-Benzoquinones
J. Org. Chem.
2012 Journal contribution (peer reviewed) Hajdok, S.; Conrad, J.; Beifuss, U.
Laccase-catalyzed oxidation of Hantzsch 1,4-dihydropyridines and a new one pot synthesis of pyridines
Green Chem.
2012 Journal contribution (peer reviewed) Abdel-Mohsen, H. T.; Conrad, J.; Beifuss, U.
Laccase-catalyzed oxidative phenolic coupling of vanillidene derivatives
Green Chem.
2012 Journal contribution (peer reviewed) Constantin, M.-A.; Conrad, J.; Beifuss, U.
Mammalian specific OR37 receptors are differentially activated by distinct odorous fatty aldehydes
Chem. Senses
2012 Journal contribution (peer reviewed) Bautze, V.; Bär, R.; Fissler, B.; Trapp, M.; Schmidt, D.; Beifuss, U.; Breer, H.; Strotmann, J.
Microwave-assisted three-component reaction in conventional solvents and ionic liquids for the synthesis of amino-substituted imidazo[1,2-a]pyridines
ARKIVOC
2012 Journal contribution (peer reviewed) Mert-Balci, F.; Conrad, J.; Beifuss, U.
New catalytic methods for the synthesis of heterocycles: Copper does it
Book of Abstracts
2012 Contribution to conference Beifuss, U.
Nitric oxide, can it be only good? Increasing the antioxidant properties of nitric oxide in hepatocytes by YC-1 compound
Nitric Oxide
2012 Journal contribution (peer reviewed) Aharoni-Simon, M.; Anavi, S.; Beifuss, U.; Madar, Z.; Tirsoh, O.
Oxidative Dimerization of (E)- and (Z)-2-Propenylsesamol with O2 in the Presence and Absence of Laccases and other Catalysts: Selective Formation of Carpanones and Benzopyrans under Different Reaction Conditions.
J. Org. Chem.
2012 Journal contribution (peer reviewed) Constantin, M.-A.; Conrad, J.; Merişor, E.; Koschorreck, K.; Urlacher, V.B.; Beifuss, U.
Towards the in vivo production of tocotrienol compounds: Engineering of a plasmid-free Escherichia coli strain for the heterologous synthesis of 2-methyl-6-geranylgeranyl benzoquinol
J. Biotechnol.
2012 Journal contribution (peer reviewed) Ghanegaonkar, S.; Conrad, J.; Beifuss, U.; Sprenger, G. A.; Albermann, C.
A new laccase-catalyzed domino process and its application to the efficient synthesis of 2-aryl-1H-benzimidazoles
Tetrahedron Lett.
2011 Journal contribution (peer reviewed) Leutbecher, H.; Constantin, M.; Mika, S.; Conrad, J.; Beifuss, U.
Cu(I)-Catalyzed Domino Reactions: Efficient and Selective Synthesis of 4H-Chromenes and Naphthalenes
Org. Lett.
2011 Journal contribution (peer reviewed) Malakar, C. C.; Schmidt, D.; Conrad, J.; Beifuss, U.
Double C-H Activation: The Palladium-Catalyzed Direct C-Arylation of Xanthines with Arenes
Org. Lett.
2011 Journal contribution (peer reviewed) Malakar, C. C.; Schmidt, D.; Conrad, J.; Beifuss, U.
Effects of tillage and crop rotation on chemical phosphorus forms and some related biological activities in a Chilean Ultisol
Soil Use and Management
2011 Journal contribution Redel Y.D, Escudey M., Alvear M., Conrad J, Borie F.
Generation and analysis of mixed chlorinated/brominated homologs of the halogenated natural product heptachloro-1'-methyl-1,2'-bipyrrole
Chemosphere
2011 Journal contribution Dambacher, W. B.; Rosenfelder, N.; Conrad, J.; Vetter, W.
Identification and quantification of flavonoids and ellagic acid derivatives in therapeutically important Drosera species by LC-DAD, LC-NMR, NMR, and LC-MS.
Anal. Bioanal. Chem.
2011 Journal contribution (peer reviewed) Zehl, M.; Braunberger, C.; Conrad, J.; Crnogorac, M.; Krasteva, St.; Vogler, B.; Beifuss,U.; Krenn, L.
Jahresrückblick Organische Chemie: Organische Farbstoffe
Nachr. Chem.
2011 Journal contribution Beifuss, U.
Laccase- and other Copper-catalyzed Reactions for the Synthesis of Natural Products and other Heterocycles 2011 Lecture Prof. Uwe Beifuss
Laccase-catalyzed phenol oxidation. Rapid assignment of ring-proton deficient polycyclic benzofuran regioisomers by experimental 1H–13C long-range coupling constants and DFT-predicted product formation
Org. Biomol. Chem.
2011 Journal contribution (peer reviewed) Leutbecher, H.; Greiner, G.;Amann, R.; Stolz, A.; Beifuss, U.; Conrad, J.
Laccase-catalyzed stereoselective oxidative ring opening of 2,5-dialkylfurans into 2-ene-1,4-diones using air as an oxidant.
Green Chem.
2011 Journal contribution (peer reviewed) Asta, C.; Conrad, J.; Mika, S.; Beifuss, U.
Pressure-sensitive paint 2011 Patent Engler, R.; Klein, C.; Henne, U.; Beifuss, U.; Doering, F.; Ondrus, V.; Tietze, M.
Quantification of polyacetylenes in apiaceous plants by high-performance liquid chromatography coupled with diode array detection
Z. Naturforsch.
2011 Journal contribution (peer reviewed) Kramer, M.; Muehleis, A.; Conrad, J.; Leitenberger, M.; Beifuss, U.; Carle, R.; Kammerer, D.R.
An enantiocomplementary dirigent protein for the enantioselective, laccase-catalyzed oxidative coupling of phenols
Angewandte Chemie Internationale Edition
2010 Journal contribution (peer reviewed) Pickel, B.; Constantin, M.-A.; Pfannstiel, J.; Conrad, J.; Beifuss, U., Schaller, A.
Application of pressure sensitive paint for determination of dynamic surface pressures on a 30 Hz oscillating 2D profile in transonic flow
Notes on Numerical Fluid Mechanics and Multisisciplinary Designs
2010 Journal contribution (peer reviewed) Klein, C.; Sachs, W. E.; Henne, U.; Egami, Y.; Mai, H.; Ondrus, V.; Beifuss, U.;
Copper-catalyzed reactions for the synthesis of biologically active heterocycles
Med. Chem. Res.
2010 Journal contribution Beifuss, U.
Das erste enantiokomplementäre dirigierende Protein für die enantioselektive Laccase-katalysierte oxidative Phenolkupplung
Angewandte Chemie
2010 Journal contribution (peer reviewed) Pickel, B.; Constantin, M.-A.; Pfannstiel, J.; Conrad, J.; Beifuss, U., Schaller, A.
Jahresrückblick Organische Chemie: Organische Farbstoffe
Nachr. Chem.
2010 Journal contribution Beifuss, U.
MoO2Cl2(dmf)2-catalyzed domino reactions of ω-nitro alkenes to 3,4-dihydro-2H-1,4-benzothiazines and other heterocycles
Synlett
2010 Journal contribution (peer reviewed) Malakar, C. C.; Merisor, E.; Conrad, J.; Beifuss, U.
6-Benzyl-3,4-dimethoxy-10-methylpyrido[2',1':2,3]imidazo[4,5-c]isoquinolin-5(6H)-one
Acta Cryst. E.
2009 Journal contribution (peer reviewed) Meindl, K.; Stern, D.;Mert-Balci, F.; Beifuss, U.
Combined action of enzymes: the first domino reaction catalyzed by Agaricus bisporus
Green Chem.
2009 Journal contribution (peer reviewed) Leutbecher, H.; Hajdok, S.; Braunberger, C.; Neumann, M.; Mika, S.; Conrad, J.; Beifuss, U.
Flavonoid glucuronides and a chromone from the aquatic macrophyte stratiotes aloides
Journal Natural Product
2009 Journal contribution (peer reviewed) Conrad, J.; Foerster-Fromme, B.; Constantin, M.-A.; Ondrus, V.; Mika, S.; Mert-Balci, F.; Klaiber, I.; Pfannstiel, J.; Moeller, W.; Rosner, H.; Foerster-Fromme, K.; Beifuss, U.
Jahresrückblick Organische Chemie: Organische Farbstoffe
Nachr. Chem.
2009 Journal contribution Beifuss, U.
Practical and reliable synthesis of dialkyl N-arylphosphoramidates with nitroarenes as substrates
Tetrahedron Lett.
2009 Journal contribution (peer reviewed) Haggam, R.; Conrad, J.; Beifuss, U.
Synthesis of phenyl-substituted 2H,5H-pyrano[4,3-b]pyran-5-ones and related heterocycles via a domino knoevenagel condensation/6π-electron electrocyclization of 4-hydroxy-6-phenyl-2H-pyran-2-one with cyclic and acylic α,β-unsaturated aldehy
Z. Naturforsch.
2009 Journal contribution (peer reviewed) Leutbecher, H.; Rieg, S.; Conrad, J.; Mika, S.; Klaiber, I.; Beifuss, U.
Temperature Sensitive Paint for an Extended Temperature Range 2009 Patent Egami Y., Frey U., Klein, Ch.; Quest, J., Beifuss, U., Ondrus, V.
The Laccase-Catalyzed Domino Reaction between Catechols and Heterocyclic 1,3-Dicarbonyls and the Unambiguous Structure Elucidation of the Products by NMR Spectroscopy and X-ray Crystal Structure Analysis
J. Org. Chem.
2009 Journal contribution (peer reviewed) Hajdok, S.; Conrad, J.; Leutbecher, H.; Strobel, S.; Schleid, T.; Beifuss, U.
A new microwave-assisted catalytic domino process for the synthesis of N-heterocycles
1st Syntop Smart Synthesis and Technologies for Organic Processes
2008 Contribution to conference Beifuss, U.
Comparative characterization of four laccases from Trametes versicolor concerning phenolic C-C coupling and oxidation of PAHs
Archives of Biochemistry and Biophysics
2008 Journal contribution (peer reviewed) Koschorreck, K.; Richter, S.M.; Swierczek, A.; Beifuss, U.; Schmid, R.D.; Urlacher, V.B.
Jahresrückblick Organische Chemie: Organische Farbstoffe
Nachr. Chem.
2008 Journal contribution Beifuss, U.
Microwave-assisted three-component reaction for the synthesis of pyrido[2',1':2,3]imidazo[4,5-c]isoquinolin-5(6H)-ones
Synthesis
2008 Journal contribution (peer reviewed) Mert-Balci, F.; Conrad, J.; Meindl, K.; Schulz, T.; Stalke, D.; Beifuss, U.
Phosphine-catalysed [3+2] cycloaddition of ethyl buta-2,3-dienoate and 4-quinolone-1,3-dicarboxylate
Lett. Org. Chem.
2008 Journal contribution (peer reviewed) Al-Soud, Y.A.; Al-Masoudi, N.A.; Hass, T.; Beifuss, U.
Synthesis of new methano[1,5]dioxocines via a domino reaction of 4-hydroxy-2H-pyran-2-ones/4-hydroxy-2H-chromen-2-ones with acyclic 1,3-diketones
Z. Naturforsch.
2008 Journal contribution (peer reviewed) Leutbecher, H.; Conrad, J.; Beifuss, U.
Unexpected Lewis acid mediated reactions of 1-arylbut-3-en-1-ols with trimethyl orthoformate - A new synthesis of homoallyl ethers and chlorides
Synlett
2008 Journal contribution (peer reviewed) Merisor, E.; Conrad, J.; Malakar, C.C.; Beifuss, U.
Application of Pressure-Sensitive Paint for Determination of Dynamic Surface Pressures on a Rotating 65° Delta Wing and an Oscillating 2D profile in Transonic Flow
Proceedings ICIASF
2007 Contribution to conference Klein, C.; Henne, U.; Sachs, W. E.: Engler, R. H.; Egami, Y.; Ondrus, V.; Beifuss, U.; Mai, H.
Bioactive principles in the bark of Pilidiostigma tropicum
Journal of Molecular Modeling
2007 Journal contribution Setzer, William N.; Rozmus, Glenn F.; Setzer, Mary C.; Schmidt, Jennifer M.; Vogler, Bernhard; Reeb, Sabine; Jackes, Betsy R.; Irvine, Anthony K.
Efficient lewis acid mediated epoxyolefin cyclizations with pyrones as terminators in liquid SO2 as a solvent
Synlett
2007 Journal contribution (peer reviewed) Schmidt, D.; Leutbecher, H.; Conrad, J.; Klaiber, I.; Mika, S.; Greiner, G.; Beifuss, U.
Efficient synthesis of substituted 7-methyl-2H,5H-pyrano[4,3-b]pyran-5-ones and evaluation of their in vitro antiproliferative/cytotoxic activities
Bioorg. & Med. Chem. Lett.
2007 Journal contribution (peer reviewed) Leutbecher, H.; Williams, L. A. D.; Roesner, H.; Beifuss, U.
From the study of naturally occurring N-allylated phenazines towards new Pd-mediated transformations
Tetrahedron Lett.
2007 Journal contribution (peer reviewed) Merisor, E.; Beifuss, U.
In vitro anti-proliferation/cytotoxic activity of epingaione and its derivatives on the human SH-SY5Y neuroblastoma and TE-671 sarcoma cells
The West Indian medical journal
2007 Journal contribution Williams L A D; Conrad J; Vogler B; Rosner H; Porter R B R; Setzer W; Barton E N; Levy H G; Mika S; Klaiber I; Nkurunziza J P; Kraus W
Isolation and Structural Elucidation of Different Geometrical Isomers of Lycopene
Int. J. Vitam. Nutr. Res.
2007 Journal contribution Fröhlich,K.; Conrad, J.; Schmid,A.; Breithaupt, D.E.; Böhm, V.
Jahresrückblick Organische Chemie: Organische Farbstoffe
Nachr. Chem.
2007 Journal contribution Beifuss, U.
Laccase initiated oxidative domino reactions for the efficient synthesis of 3,4-dihydro-7,8-dihydroxy-2H-dibenzofuran-1-ones
Tetrahedron Lett.
2007 Journal contribution (peer reviewed) Hajdok, S.; Leutbecher, H.; Greiner, G.; Conrad, J.; Beifuss, U.
Microwave-Assisted Reductive Cyclization of N-Allyl 2-Nitroanilines: A New Approach to Substituted 1,2,3,4-Tetrahydroquinoxalines
Synlett
2007 Journal contribution (peer reviewed) Merisor, E.; Conrad, J.; Mika, S.; Beifuss, U.
Preparation of the geranyl-α -pyrone ( )-aurantiacone via a new pyrone synthesis
Synlett
2007 Journal contribution (peer reviewed) Schmidt, D.; Conrad, J.; Klaiber, I.; Mika, S.; Beifuss, U.
Selective cationic cyclizations with α-pyrones as terminators
Synlett
2007 Journal contribution (peer reviewed) Leutbecher, H.; Schmidt, D.; Conrad, J.; Beifuss, U.
Synthesis of natural products and other biologically active heterocycles
Med. Chem. Res.
2007 Journal contribution Beifuss, U.
Synthesis of the Geranyl-a-pyron (+-) - Aurantiacone via a New Pyrone Synthesis
Synlett
2007 Journal contribution (peer reviewed) Schmidt, D.; Conrad, J.; Klaiber, I.; Mika, S.; Beifuss, U.
Triethyl phosphite mediated domino reaction: direct conversion of ϖ-nitroalkenes into N-heterocycles
Angew. Chem. Int. Ed.
2007 Journal contribution (peer reviewed) Merisor, E.; Conrad, J.; Klaiber, I.; Mika, S.; Beifuss, U.
Untersuchungen zur Synthese von Pyripyropenen und verwandten O-Heterocyclen 2007 Doctoral thesis Leutbecher, H.
Integerrimides A and B. Two Cyclic Heptapeptides from the Latex of Jatropha integerrima
J. Nat. Prod.
2006 Journal contribution (peer reviewed) Mongkolvisut, W.; Sutthivaiyakit, S.; Leutbecher, H.; Mika, S.; Klaiber, I.; Moeller, W.; Roesner, H.; Beifuss, U.; Conrad, J.
Isolation of hydroxycinnamoyltartaric acids from grape pomace by high-speed counter-current chromatography
J. Chromatogr.
2006 Journal contribution (peer reviewed) Maier, T.; Sanzenbacher, S.; Kammerer, D. R.; Berardini, N.; Conrad, J.; Beifuss, U.; Carle, R.; Schieber, A.
Jahresrückblick Organische Chemie: Organische Farbstoffe
Nachr. Chem.
2006 Journal contribution Beifuss, U.
Novel 24-nor-, 24-nor-2,3-seco-, and 3,24-dinor-2,4-seco-ursane triterpenes from Diospyros decandra: evidences for ring A biosynthetic transformations
Tetrahedron
2006 Journal contribution (peer reviewed) Nareeboon, P.; Kraus, W.; Beifuss, U.; Conrad, J.; Klaiber, I.; Sutthivaiyakit, S.
Synthesis of new 1H-1,2,4-triazolylcoumarins and their antitumor and anti-HIV activities.
Chemistry of Heterocyclic Compounds
2006 Journal contribution (peer reviewed) Al-Soud, Y. A.; Al-Masoudi, I. A.; Saeed, B.; Beifuss, U.; Al-Masoudi, N. A.
Synthesis of the bis-potassium salts of 5-hydroxy-3-oxopent-4-enoic acids and their use for the efficient preparation of 4-hydroxy-2H-pyran-2-ones and other heterocycles
J. Che,. Soc., Chem. Commun.
2006 Journal contribution (peer reviewed) Schmidt, D.; Conrad, J.; Klaiber, I.; Beifuss, U.
7-O-methylcyanidin 3-O-β-D-galactopyranoside, a novel anthocyanin from mango (Mangifera indica L. cv. 'Tommy Atkins') peels.
Z. Naturforsch.
2005 Journal contribution (peer reviewed) Berardini, N.; Schieber, A.; Klaiber, I.; Beifuss, U.; Carle, R.; Conrad, J.
Application of HPLC coupled with DAD, APcI-MS and NMR to the analysis of lutein and zeaxanthin stereoisomers in thermally processed vegetables
Food Chem.
2005 Journal contribution (peer reviewed) Aman, R.; Biehl, J.; Carle, R.; Conrad, J.; Beifuss, U.; Schieber, A.
Efficient Methods for the Synthesis of 2-Hydroxyphenazine Based on the Pd-Catalyzed N-Arylation of Aryl Bromides
Org. Lett.
2005 Journal contribution (peer reviewed) Tietze, M.; Iglesias, A.; Merisor, E.; Conrad, J.; Klaiber, I.; Beifuss, U.
Generation of cationic 2-azabutadienes from N,S-acetals and their use for the regio- and diastereoselective synthesis of 1,2,3,4-tetrahydroquinolines by intermolecular [4π + + 2π ] cycloadditions
ARKIVOC
2005 Journal contribution (peer reviewed) Beifuss, U.; Ledderhose, S.; Ondrus, V.
Isolation of carotenoids from plant materials and dietary supplements by high-speed counter-current chromatography
J. Chromatogr. A.
2005 Journal contribution (peer reviewed) Aman, R.; Carle, R.; Conrad, J.; Beifuss, U.; Schieber, A.
Jahresrückblick Organische Chemie: Organische Farbstoffe
Nachr. Chem.
2005 Journal contribution Beifuss, U.
Methanophenazine and Other Natural Biologically Active Phenazines
Top. Curr. Chem.
2005 Book chapter Beifuss, U.; Tietze, M.
O-Heterocycles via laccase-catalyzed domino reactions with O2 as the oxidant
Synlett
2005 Journal contribution (peer reviewed) Leutbecher, H.; Conrad, J.; Klaiber, I.; Beifuss, U.
Screening of Mango (Mangifera indica L.) Cultivars for Their Contents of Flavonol O- and Xanthone C-Glycosides, Anthocyanins, and Pectin
J. Agric. Food. Chem.
2005 Journal contribution (peer reviewed) Berardini, N.; Fezer, R.; Conrad, J.; Beifuss, U.; Carle, R.; Schieber, A.
A novel furostanol saponin from Tribulus terrestris of Bulgarian origin
Fitoterapia
2004 Journal contribution Conrad, J.;Dinchev, D.; Klaiber, I.; Mika, S.; Kostova, I.; Kraus, W.
Enzymatic production and complete nuclear magnetic resonance assignment of the sugar lactulose
J. Agric. Food. Chem.
2004 Journal contribution (peer reviewed) Mayer, J.; Conrad, J.; Klaiber, I.; Lutz-Wahl, S.; Beifuss, U.; Fischer, L.
In vitro anti-proliferation/cytotoxic activity of sixty natural products on the Human SH-SY5Y neuroblastoma cells with specific reference to dibenzyl trisulphide.
West Indian Medical Journal
2004 Journal contribution Williams, L.A.D., Rosner, H., Moller, W., Conrad, J., Nkurunziza, J. P; Kraus, W.
Jahresrückblick Organische Chemie: Organische Farbstoffe
Nachr. Chem.
2004 Journal contribution Beifuss, U.
Microwave assisted domino knoevenagel condensation/6 -electron electrocyclization reactions for the rapid and efficient synthesis of substituted 2H,5H-pyrano[4,3-b]pyran-5-ones and related heterocycles
QSAR Comb. Sci.
2004 Journal contribution (peer reviewed) Leutbecher, H.; Conrad, J.; Klaiber, I.; Beifuss, U.
One-pot reactions: enantiomerically pure bicyclo[5.3.1]undecanes; synthesis of a taxoid compound
Tetrahedron
2004 Journal contribution Gutke, H.-J.; Braun, N. A.; Spitzner, D.
Ring-closing olefin metathesis reactions; synthesis of iso-β-bisabolol
Tetrahedron Letters
2004 Journal contribution Mörgenthaler, J.M.; Spitzner, D.
Structural investigations on betacyanin pigments by LC NMR and 2D NMR spectroscopy
Phytochemistry
2004 Journal contribution (peer reviewed) Stintzing, F. C.; Conrad, J.; Klaiber, I.; Beifuss, U.; Carle, R.
Detection of Phloridzin in Strawberries (Fragaria x ananassa Duch.) by HPLC-PDA-MS/MS and NMR Spectroscopy
J. Agric. Food. Chem.
2003 Journal contribution (peer reviewed) Hilt, P.; Schieber, A.; Yildirim, C.; Arnold, G.; Klaiber, I.; Conrad, J.; Beifuss, U.; Carle, R.
Investigation of biologically active natural products using online LC-bioassay, LC-NMR, and LC-MS techniques
Phytochemistry Reviews
2003 Journal contribution Kraus, W.; Ngoc, Luu Hoang; Conrad, J.; Klaiber, I.; Reeb, S.; Vogler, B.
Redox potentials of methanophenazine and CoB-S-S-CoM, factors involved in electron transport in methanogenic archaea
ChemBioChem
2003 Journal contribution (peer reviewed) Tietze, M.; Beuchle, A.; Lamla, I.; Orth, N.; Dehler, M.; Greiner, G.; Beifuss, U.
Scaphopetalone and scaphopetalumate, a lignan and a triterpene ester from Scaphopetalum thonneri.
Phytochemistry
2003 Journal contribution Vardamides, J. C.; Azebaze, A. G. B.; Nkengfack, A. E.; Van Heerden, F. R.; Fomum, Z. T.; Ngando, T. M.; Conrad, J.; Vogler, B.; Kraus, W.
"one-pot" reactions: Total synthesis of the spirocyclic marine sesquiterpene, (+)-axenol
Synlett
2002 Journal contribution Oesterreich, K.; Klein, I.; Spitzner, D.
Elution order of quercetin glycosides from apple pomace extracts on a new HPLC stationary phase with hydrophilic endcapping
J. Sep. Science
2002 Journal contribution (peer reviewed) Schieber, A.; Hilt, P.; Conrad, J.; Beifuss, U.; Carle, R.
Flavonoids from the roots of Millettia erythrocalyx
Phytochemistry
2002 Journal contribution Sritularak, B.; Likhitwitayawuid, K.; Conrad, J.; Kraus, W.
Identification and quantification of major maillard cross-links in human serum albumin and lens protein. Evidence for glucosepane as the dominant compound
Journal of Biological Chemistry
2002 Journal contribution Biemel Klaus M., Lederer Markus O., Conrad Jürgen
New Flavones from Milletia erythrocalyx
J. Nat. Prod.
2002 Journal contribution Sritularak, B.; Likhitwitayawuid, K.; Conrad, J.; Vogler, B.; Reeb, S.; Klaiber, I.; Kraus, W.
Selected secondary metabolites from the Phytolaccaceae and their biological/pharmaceutical significance
Phytochemistry
2002 Journal contribution Williams, L. A. D.; Roesner, H.; Conrad, J.; Moeller, W.; Beifuss, U.; Chiba, K.; Nkurunziza, J. P.; Kraus, W.
Selected secondary metabolites from the Phytolaccaceae and their biological/pharmaceutical significance.
Recent Research Developments in Phytochemistry
2002 Journal contribution (peer reviewed) Williams, L. A. D.; Roesner, H.; Conrad, J.; Moeller, W.; Beifuss, U.; Chiba, K.; Nkurunziza, J. P.; Kraus, W.
Short total synthesis of the spiro[4.5]decane sesquiterpene (-)-gleenol
Tetrahedron
2002 Journal contribution Oesterreich, K.; Spitzner, D
Anionically induced domino reactions - synthesis of a norpatchoulenol-type terpene
European Journal of Organic Chemistry
2001 Journal contribution Spitzner, D.; Oesterreich, K.
Anionically induced domino reactions; synthesis of analogues of marine sesquiterpenes
Tetrahedron
2001 Journal contribution Gutke, H.-J.; Oesterreich, K.; Spitzner, D.; Braun, N. A.
Crystal structure of 3-hydroxy-8-methyltricyclo[5.3.1.03,8]undec-5-en-2-one, C12H16O2
Zeitschrift fuer Kristallographie - New Crystal Structures
2001 Journal contribution Oesterreich, K.; Spitzner, D.; Oeckler, O.; Simon, A.
Formation Pathways for Lysine-Arginine Cross-links derived from hexoses and pentoses by Maillard processes: unraveling the structure of a pentosidine precursor
Journal of Biological Chemistry
2001 Journal contribution Biemel, K.; Reihl, O.; Conrad, J.; Lederer, M.O.
Isolation and frontier molecular orbital investigation of bioactive quinone-methide triterpenoids from the bark of Salacia petenensis
Planta Medica
2001 Journal contribution Setzer, W.N.; Holland, M.T.; Bozeman, C.A., Rozmus, G.F.; Setzer, M.C.; Moriarity, D.M.; Reeb, S.; Vogler, B.; Bates, R.B.; Haber, W.A.
Isolation from Cussonia barteri of 1'-O-chlorogenoylchlorogenic acid and 1'-O-chlorogenoylneochlorogenic acid, a new type of quinic acid esters.
Planta Med.
2001 Journal contribution Papajewski, S.; Vogler, B.; Conrad, J.; Klaiber, I.; Roos, G.; Walter, C. U.; Suessmuth, R.; Kraus, W.
Isoterchebulin and 4,6-O-Isoterchebuloyl-D-glucose, Novel Hydrolyzable Tannins from Terminalia macroptera
J. Nat. Prod.
2001 Journal contribution Conrad, J.; Vogler, B.; Reeb, S.; Klaiber, I.; Papajewski, S.; Roos, G.; Vasquez, E.; Setzer, M.C.; Kraus, W.
Nonsystemic infections of sunflower with Plasmopara halstedii and their putative role in the distribution of the pathogen
Journal of Plant Desease and Protection
2001 Journal contribution Spring, O.
Vanillic acid 4-O-ß-D-(-O-Galloyl) Glucopyranoside and other constituents from the bark of Terminalia macroptera Guill. et Perr
Nat. Prod. Lett.
2001 Journal contribution Conrad, J.; Vogler, B.; Klaiber, I.; Reeb, S.; Guse,J.-H.; Roos, G.; Kraus, W.
Application of LC-NMR measurements in phytochemical studies
Recent Research Developments in Phytochemistry
2000 Journal contribution Vogler, B.; Spring, O.
Cytotoxic components from the bark of Stauranthus perforatus from Monteverde, Costa Rica
Planta Med.
2000 Journal contribution Setzer, W. N.; Setzer, M. C.; Schmidt, J. M.; Moriarity, D. M.; Vogler, B.; Reeb, S.; Holmes, A. M.; Haber, W. A.
Novel extracellular diterpenoids with biological activity from the cyanobacterium Nostoc commune
J. Nat. Prod.
2000 Journal contribution Jaki, B.; Orjala, J.; Heilmann, J.; Linden, A.; Vogler, B.; Sticher, O.
Sesquiterpene lactones in Viguiera eriophora and Viguiera puruana (Heliantheae; Asteraceae)
Phytochemistry
2000 Journal contribution Spring, O.; Zipper, R..; Klaiber, I.; Reeb, S.; Vogler, B.
Terpenoids from Achillea setacea
Z. Naturforsch., C: J. Biosci.
2000 Journal contribution Todorova, M.; Vogler, B.; Tsankova, E.
Application of high-performance liquid chromatography coupled to nuclear magnetic resonance spectrometry, mass spectrometry and bioassay for the determination of active saponins from Bacopa monniera Wettst.
J. Chromatogr., A
1999 Journal contribution Renukappa, T.; Roos, G.; Klaiber, I.; Vogler, B.; Kraus, W.
Biologisch aktive Triterpene, Saponine und hydrolysierbare Tannine aus Terminalia macroptera Guill. et Perr. (Compretaceae) 1999 Doctoral thesis Conrad, Jürgen
Chemical and biological studies on Croton panamensis latex (Dragon's Blood)
Pharm. Pharmacol. Lett.
1999 Journal contribution Kostova, I.; Iossifova, T.; Rostan, J.; Vogler, B.; Kraus, W.; Navas, H.
Direct electrospray-ionization mass spectrometric analysis of the major ganglioside from crucian carp liver after thin layer chromatography
Comp. Biochem. Physiol. B
1999 Journal contribution Hildebrandt H., Jonas U., Ohashi M., Klaiber I., and Rahmann H.
Enantioselective syntheses of (-)-7-oxo-kolavenic acid and (-)-methyl solidagonate from (-)-verbenone
Tetrahedron Lett.
1999 Journal contribution Kato, M.; Kosugi, H.; Ichiyanagi, T.; Suzuki, T.; Kodaira, A.; Drechsel, P.; Hagiwara, H.
Hydrolyzable Tannins and a New Phenolic Gycoside Gallate from Terminalia macroptera Bark
2000 Years of Natural Products Research - Past, Present and Future - Book of Abstracts
1999 Contribution to conference Conrad, J.; Vogler,B.; Klaiber, I.; Reeb, S.; Roos, G.; Kraus, W.
LC-Coupled NMR and MS - Investigations on Thamnosma africana ENGL. (Rutaceae)
2000 Years of Natural Products Research - Past, Present and Future - Book of Abstracts
1999 Contribution to conference Vogler, B.; Roos, G.; Klaiber, I.; Waiblinger, J.; Guse, J.-H.; Walter, C.-U.; Kraus, W.
Micropropagation of Isoplexis Spp and Terpenoid Analysis of Clonally Propagated Plants
2000 Years of Natural Products Research - Past, Present and Future - Book of Abstracts
1999 Contribution to conference Pérez-Bermúdez, P.; Vogler, B.; Seitz, H.U.; Gavidia, I.
Molluscicidal and antibacterial compounds from Petunia hybrida
Pestic. Sci.
1999 Journal contribution Moser, D.; Klaiber, I.; Vogler, B.; Kraus, W.
Online Structure Elucidation of Amides and Polyoxigenated Cylcohexane Derivatives by LC-NMR and LC-MS form Crude Extracts of Piper Species
2000 Years of Natural Products Research - Past, Present and Future - Book of Abstracts
1999 Contribution to conference Vogler, B.; Stöhr, J.R.; Klaiber, I.; Bauer R.
Resin-bound anionically induced Domino reactions; synthesis of functionalized carbocyclic compounds
Tetrahedron
1999 Journal contribution Gutke, H.-J.; Spitzner, D.
Sesquiterpene lactones in Blainvillea rhomboidea
Phytochemistry
1999 Journal contribution Spring, O.; Zipper, R.; Vogler, B.; Lopes, J. L. C.; Vichnewski, W.; Dias, D. A.; Cunha, W. R.
A 1,4-anthraquinone-dihydroanthracenone dimer from Senna sophera
Phytochemistry
1998 Journal contribution Alemayehu, G.; Abegaz, B.; Kraus, W.
Bioassay guided isolation of a new C18-polyacetylene, (+)-9(Z),17-octadecadiene-12,14-diyne-1,11,16-triol, from Cussonia barterii
Planta Med. (1998), 64(5), 479-481
1998 Journal contribution Papajewski, S.; Guse, J.-H.; Klaiber, I.; Roos, G.; Suessmuth, R.; Vogler, B.; Walter, C. U.; Kraus, W.
Bioassay Guided Isolation of Triterpene Glucopyranosyl Esters from Terminalia macroptera Bark
Quality of Medicinal Plants and Herbal Medicinal Products
1998 Contribution to conference Conrad J.; Vogler, B.; Klaiber, I.; Roos, G.; Walter, C.U.; Kraus, W.
Bioassay-guided Isolation of Active Principles from Bacopa monniera Wettst.
Quality of Medicinal Plants and Herbal Medicinal Products
1998 Contribution to conference Thejavathi, Renukappa., Roos G.; Klaiber, I.; Vogler B.; Kraus, W.
Biosassay guided isolation of a novel type of quinic acis esters fro Cussonia bateri (Araliaceae)
Quality of Medicinal Plants and Herbal Medicinal Products
1998 Contribution to conference Papajewski, S.; Vogler, B.; Klaiber, I.; Walter, C.U.; Roos, G.; Süßmuth, R.; Kraus, W.
Biosynthesis of vitamin B12 in anaerobic bacteria: Experiments with Eubacterium limosum of the transformation of 5-hydroxy-6-mehtyl-benimidazole, its nucleoside, its cobamides, and of 5-hydroxybenzimidazolylcobamide into vitamin B12
Eur. J. Biochem.
1998 Journal contribution Schulze, B.; Vogler, B.; Renz, P.
Caffeic acid esters of phenylethanoid glycosides from Fraxinus ornus bark
Phytochemistry
1998 Journal contribution Iossifova, T.; Vogler, B.; Klaiber, I.; Kostova, I.; Kraus, W.
Caffeic acid esters of phenylethanoid glycosides from Fraxinus ornus bark
Quality of Medicinal Plants and Herbal Medicinal Products
1998 Contribution to conference Iossifowa, T.; Vogler, B.; Klaiber, I.; Kostova, I.; Kraus, W.
Can HPLC-NMR serve as a Tool for Natural Products Isolation
Nat. Prod. Anal., [Symp.] (1998), Meeting Date 1997
1998 Contribution to conference Vogler, B.; Conrad, J.; Hiller, W.; Klaiber, I.; Roos, G.; Sandor, P.
Chemical and Biological Studies on the Essential Oil of Coleus amboinicus Lour.
Quality of Medicinal Plants and Herbal Medicinal Products
1998 Contribution to conference Vasquez, E.A.; Gutke, H.-J.; Roos, G.; Vogler, B.; Rejesus, B.M.; Kraus, W.
Combination of LC-MS and LC-NMR as a Tool for Structure Determination of Natural Products
Journal of Natural Products
1998 Journal contribution Vogler, B.; Klaiber, I.; Roos, G.; Walter, C. U.; Hiller, W.; Sandor, P.; Kraus, W.
Crystal structure of tert-butyl (+)-(1S,5R,9S,4'S)-9-(2',2'-dimethyl-1',3'-dioxolan-4'yl)-3,6-dioxo-2-oxabicyclo[nonane-5-carboxylate, C18H26O7
Z. Kristallogr.
1998 Journal contribution K. Peters, E.-M. Peters, N. A. Braun, D. Spitzner
Crystal structure of tert-butyl (+)-(1S,5R,9S,4'S)-9-(2',2'-dimethyl-1',3'-dioxolan-4'yl)-3,6-dioxo-2-oxabicyclo[nonane-5-carboxylate, C18H26O7
Z. Kristallogr.
1998 Journal contribution K. Peters, E.-M. Peters, N. A. Braun, D. Spitzner
Cyclopropyl Building Blocks for Organic Synthesis, Highly Functionalized Bicyclo[3.2.1]octanes Derivatives from Readily Available 2'-Alkoxytricyclo[3.2.1.02,7]octanes - Building Blocks for Terpenes, Part I
Eur. J. Org.
1998 Journal contribution De Meijere, A.; Hadjiarapoglu, L.; Noltemeyer, M.; Gutke, H.-J.; Klein, I.; Spitzner, D.
First report on cyclic peptides in Croton species
Quality of Medicinal Plants and Herbal Medicinal Products
1998 Contribution to conference Rostan, J.; Vogler, B.; Klaiber, I.; Kostova, I.; Navas, H.; Nicholson, G.; Walk, T.; Kraus, W.
HPLC-MS Analysis of Helichrysum tomentosulum (Asteraceae)
Quality of Medicinal Plants and Herbal Medicinal Products
1998 Contribution to conference Klaiber, I.; Roos, G.; Vogler, B.; Guse, J.-H.; Kraus, W.
LC-Coupeled spectroscopic investigation of Fraxinus pallisiae bark
Quality of Medicinal Plants and Herbal Medicinal Products
1998 Contribution to conference Iossifova, T.; Klaiber, I.; Vogler, B.; Evstatieva, L.; Kostova, I.; Kraus, W.
LC-Coupeled spectroscopic studies of Angelica dahurica and Ligusticum chianxiong with emphasis on LC-NMR
Quality of Medicinal Plants and Herbal Medicinal Products
1998 Contribution to conference Bauer, R.; Klaiber, I.; Vogler, B.; Zschocke, S.
Molluscicidal and Bactericidal Compounds from Petunia hybrida Vilm. (Solanaceae)
in P. Schreier, M. Herderich, H.-U. Humpf, W. Schwab (Eds.) Natural Products Analysis
1998 Book chapter Moser, D.; Klaiber, I.; Vogler, B.; Kraus, W.
Molluscicidal Sucrose Esters form Petunia hybrida Vilm.
Quality of Medicinal Plants and Herbal Medicinal Products
1998 Contribution to conference Moser, D.; Klaiber, I.; Vogler,B.; Kraus, W.
New sesquiterpene lactones with antibacterial activity from Vernonia fastigiata
Planta Medica
1998 Journal contribution Roos, G.; Prawat, H.; Walter, C. U.; Klaiber, I.; Vogler, B.; Guse, J.-H.; Kraus, W.
Novel Coumarins and Sesquiterpene Lactones from Vernonia brachycalyx
Pharmaceutical Pharmacological Letters
1998 Journal contribution Keige, A.; Vogler, B.; Klaiber, I.; Kraus, W.
Novobiocin biosynthesis in Streptomyces spheroides: identification of a dimethylallyl diphosphate: 4-hydroxyphenylpyruvate dimethylallyl transferase
FEMS Microbiol. Lett.
1998 Journal contribution Steffensky, M.; Li, S.-M.;Vogler, B.; Heide, L.
On the Structure of Oxyblepharismin and its Formation from Blepharismin
Tetrahedron Lett.
1998 Journal contribution D. Spitzner, G. Höfle, I. Klein, S. Pohlan, D. Ammermann, L. Jaenicke
Phytochemical Analysis of Emilia marlothina (Asteraceae)
Quality of Medicinal Plants and Herbal Medicinal Products
1998 Contribution to conference Roos, G.; Waiblinger, J.; Klaiber, I.; Vogler, B.; Kraus, W.
Phytochemical Analysis of Thamnosma africana Engl. (Rutaceae) roots
in P. Schreier, M. Herderich, H.-U. Humpf, W. Schwab (Eds.) Natural Products Analysis
1998 Book chapter Roos, G.; Guse, J.-H.; Klaiber, I.; Vogler, B.; Walter C. U.; Kraus, W.
Secoiridoid glucosides from Fraxinus ornus bark
Phytochemistry
1998 Journal contribution Iossifova, T.; Vogler, B.; Kostova, I.
Synthesis and anionically induced domino reactions of chiral α-bromo α,β-unsaturated esters
European Journal of Organic Chemistry
1998 Journal contribution Braun, N. A.; Buerkle, U.; Feth, M.P.; Klein, I.; Spitzner, D.
Tube-less NMR: From Research LC-NMR to Automated High-Throughput NMR
Quality of Medicinal Plants and Herbal Medicinal Products
1998 Contribution to conference Hiller, W.; Vogler, B.
Two Triterpene esters from Terminalia macroptera bark
Phytochemistry
1998 Journal contribution Conrad, J.; Vogler, B.; Klaiber, I.; Roos, G.; Walter, C. U.; Kraus, W.
1-Tigloyl-3-acetylazadirachtol, a new Limonoid from the Marrango Tree, Azadirachta excelsa Jack (Meliaceae)
Indian Journal of Chemical Society
1997 Journal contribution Kraus, W.; Maile, R.; Vogler, B.; Wundrak, B.
A Short Synthesis of the New Vallesiachotamine Lactone from Cephaelis Dichroa (Stanley)
Natural Product Lett.
1997 Journal contribution Engler, A.; Klein, I.; Spitzner, D.
Bactericidal Sesquiterpene Lactones from Vernonia fastigiata (Asteraceae)
nnb
1997 Contribution to conference Roos, G.; Klaiber, I.; Vogler, B.; Walter, C. U.; Kraus, W.
Baeyer-Villiger Oxidation of 6-Oxotricyclo[3.2.1.02,7]octanes; Regioselective Opening of Push-Pull Substituted Cyclopropanes
Synthesis
1997 Journal contribution N. A. Braun, N. Stumpf, D. Spitzner
Bioassay directed determination of natural products with anthelmintic activity
nnb
1997 Contribution to conference Roos, G.; Klaiber, I.; Vogler, B.; Walter, C.U.; Kraus, W.
Bioassay guided isolation of triterpenes from Terminalia macroptera
nnb
1997 Contribution to conference Conrad, J.; Vogler, B.; Klaiber, I.; Walter, C. U.; Roos, G.; Guse, J.-H.; Kraus, W.
Chemical and biological studies on Croton panamensis latex (Dragon's Blood)
nnb
1997 Contribution to conference Rostan, J.; Iossifova, T.; Klaiber, I.; Kostova, I.; Kraus, W.; Navas, B.; Vogler, B.
Chirale 1,4-Dihydropyridine als Bausteine in der Indolalkaloidsynthese 1997 Doctoral thesis P. Drechsel
Further flavonol glycosides from Myrsine africana leaves
Nat. Prod. Sci.
1997 Journal contribution Manguro, L. O. A. ; Midiwo, J. O.; Kraus, W.
Isolation, Identification, and Screening for COX-1- and 5-LO-Inhibition of Coumarins from Angelica archangelica
Pharmaceutical Pharmacological Letters
1997 Journal contribution Roos, G.; Waiblinger, J.; Zschocke, S.; Liu, J.-H.; Klaiber, I.; Kraus, W.; Bauer, R.
Molluscicidal and Bactericidal Compounds from Petunia hybrida Vilm.
Pharmaceutical Pharmacological Letters
1997 Journal contribution Moser, D.; Klaiber, I.; Vogler, B.; Kraus, W.
Molluscicidal Pterocarpanes from Erythrina burana and a new Indole Alkaloid from Erythrina brucei
Pharmaceutical and Pharmacological Letters
1997 Journal contribution Bugge, J.; Klaiber, I.; Vogler, B.; Kraus, W.
Naturstoffe aus Butea monosperma (Fabaceae), Vernonia fastigiata (Asteraceae) und Thamnosma africana (Rutaceae) mit anthelmithischer, nematizider und antibaketrieller Wirkung 1997 Doctoral thesis Roos, G.
Novel Coumarins and Sesquiterpene Lactones from Vernonia brachycalyx
nnb
1997 Contribution to conference Keige, A.; Vogler, B.; Klaiber, I.; Kraus, W.
Optimierung eines Testsystems zur Untersuchung der nematiziden Wirkung von Naturstoffen auf Meloidogyne incognita (Kofoid & White) Chitwood 1997 Doctoral thesis Jandl, A.
Phytochemical Analysis of Thamnosma africana roots
nnb
1997 Contribution to conference Roos, G.; Klaiber, I;. Vogler, B.; Walter, C. U.; Kraus, W.
Sesquiterpene Lactones and Flavanones in Scalesia species (Heliantheae: Asteraceae)
Phytochemistry
1997 Journal contribution Spring, O.; Heil, N.; Vogler, B.
Stereocontrolled synthesis of the key intermediate for the enantioselective synthesis of clerodane natural products
Tetrahedron Lett. (1997), 38(39), 6845-6848
1997 Journal contribution Kato, M.; Kosugi, H.; Kodaira, A.; Hagiwara, H.; Vogler, B.
Synthese von 3-Methylcarbony-6-methyl-bicyclo[4.3.0]nonadien-7,9-on-2, Perhydrocyclopentano-[b]-furanen und Perhydrobenzofuranen 1997 Doctoral thesis Temper, J.
Synthese von enantiomerenreinen Vorstufen für terpenoide Naturstoffe und deren Analoga 1997 Doctoral thesis N.A. Braun
Triterpenoids and steroids of Myrsine africana leaves
Planta Med.
1997 Journal contribution Manguro, L. O. A.; Midiwo, J. O.; Kraus, W.
A flavonol glycoside from Myrsine africana leaves
Phytochemistry
1996 Journal contribution Manguro, L. O. A.; Midiwo, J. O.; Kraus, W.
A new flavonol tetraglycoside from Myrsine africana leaves
Nat. Prod. Lett.
1996 Journal contribution Manguro, L. O. A. ;Midiwo, J. O.; Kraus, W.
Bioassay directed isolation of sesquiterpene lactones from african asteraceae
nnb
1996 Contribution to conference Roos, G.; Walter, C. U.; Prawat, H.; Guse, J.-H.; Klaiber, I.; Vogler, B.; Kraus, W.
Biologically active constituents of Vernonia fastigiata 1996 Contribution to conference Prawat, H.; Klaiber, I.; Roos, G.; Vogler, B.; Walter, C. U.; Kraus, W.
Cascade Reaction of Methyl 2-Chlorocyclopropylideneacetate with Five- and Seven-Membered Cyclic Dienolates
Synthesis
1996 Journal contribution Hadjiarapoglu, L.; Klein, I.; Spitzner, D.; de Meijere, A.
Crystal structure of 1-[(2-bromo-3-quinolinyl)methyl]-3-methoxycarbonylpyridinium bromide methanol, C17H14N2O2Br2 (CH3OH)
Z. Kristallogr.
1996 Journal contribution K. Peters, E.-M. Peters, H. G. von Schnering, A. Bonnaire, I. Klein, D. Spitzner
Crystal structure of tert-butyl (-)-(1S;5R;8R;4¿S)-8-hydroxy-6-(2¿,2-dimethyl-1¿,3-dioxolan-4'-yl)-2,6-dioxo-bicyclo[3.2.1]octane-7-carboxylate, C18H26O6
Z. Kristallogr.
1996 Journal contribution K. Peters, E.-M. Peters, N.A. Braun, D. Spitzner
Highly functionalized Enantiopure Oxatricyclo[3.3.1.04,6]nonanes; Selective Opening of an Activated Cyclopropane Ring
Tetrahedron Lett
1996 Journal contribution N. A. Braun, D. Spitzner
HPLC-MS as a tool for natural products isolation
nnb
1996 Contribution to conference Klaiber, I.; Walter, C. U.; Prawat, H.; Guse, J.-H.; Vogler, B.; Kraus, W.
LC-NMR a versatile tool for natural product isolation
nnb
1996 Contribution to conference Hiller, W.; Klaiber, I.; Roos, G.; Vogler, B.; Walter, C. U.; Kraus, W.
Naturstoffe für den Pflanzenschutz
Phytomedizin
1996 Contribution to conference Kraus, W.
Pflanzenextrakte mit toxischer Wirkung gegen Biomphalaria glabrata und Artemia salina
Phytomedizin
1996 Contribution to conference Moser, D.; Conrad, J.; Roos, G.; Walter, C. U.; Kraus, W.
Pflanzeninhaltsstoffe mit antibakterieller und antimykotischer Wirkung
Phytomedizin
1996 Contribution to conference Bugge, J.; Keige, A.; Klaiber, I.; Vogler, B.; Kraus, W.
Pflanzeninhaltsstoffe mit insektizider Wirkung
Phytomedizin
1996 Contribution to conference Moser, D.; Papajewski, S.; Kraus, W.
Pflanzeninhaltsstoffe mit nematizider Wirkung
Phytomedizin
1996 Contribution to conference Jandl, A.; Roos, G.; Walter, C. U.; Guse, J.-H.; Klaiber, I.; Vogler, B.; Kraus, W.
Reaction of Chiral Nucleophiles with Pyridinium Compounds; Total Synthesis of the Indole Alkaloids (-)-Isovallesiachotamine and (+)-Vallesiachotamine
Liebigs Ann.
1996 Journal contribution D. Spitzner, R. Amann, K. Arnold, Z. Majer, G. Snatzke,
Relationship between bichiral amino alcohol (salicylaldimino) copper complexes and enantioselectivities of cyclopropanation
Gaodeng Xuexiao Huaxue Xuebao
1996 Journal contribution Wang, M.; Hu, B.-F.; Kraus, W.
Screening of biologically active compounds from Vernonia fastigiata
nnb
1996 Contribution to conference Walter, C. U. ; Roos, G.; Prawat, H.; Guse, J.-H.; Klaiber, I.; Vogler, B.; Kraus, W.
Biologically active ingredients: Azadirachtin and other triterpenoids
Neem Tree, Azadirachta Indica A. Juss. Other Meliaceous Plants
1995 Book chapter Kraus, W.
Biologically active ingredients: diterpenoids and nonterpenoidal compounds
Neem Tree, Azadirachta Indica A. Juss. Other Meliaceous Plants ( 1995),
1995 Book chapter Kraus, W.
Cascade Reactions with Chiral Michael Acceptors; Synthesis of Enantiomerically Pure Tricyclo[3.2.1.0]- and Bicyclo[3.2.1]octanes
Tetrahedron Letters
1995 Journal contribution Braun, N. A.; Klein, I.; Spitzner, D.;Vogler B.; Braun, S.; Borrmann, H.; Simon, A.
Constituents of Diospyros rhodocalyx
Planta Med.
1995 Journal contribution Sutthivaiyakit, S.; Pakakatsama, P.; Kraus, W.; Vogler, B.
Crystal structure of t-butyl (-)-(1R;2S;5R;7R;8S;4¿S)-2-benzyloxy-8(2¿,2-dimethyl-1¿,3-dioxolan-4-yl)-6-oxo-tricyclo[3.2.1.02,7]octane-1-carboxylate, C25H32O6
Z. Kristallogr.
1995 Journal contribution K. Peters, E.-M. Peters, H.G. von Schnering, N.A. Braun, I. Klein, D. Spitzner
Diastereoselective Synthesis of Tricyclo[3.2.1.0]octanes; Chiral Building Blocks for Terpenes
Tetrahedron Letters
1995 Journal contribution Braun, N. A.; Klein, I.; Spitzner, D.;Vogler B.; Borrmann, H.; Simon, A.
Sesquiterpene lactone chemistry of Zaluzania grayana from online LC-NMR measurements
Phytochemistry
1995 Journal contribution Spring, O.; Buschmann, H.; Vogler, B.; Schilling, E. E.; Spraul, M.; Hoffmann, M.
An improved bioassay to detect nematicidal effects of phytotoxic compounds
Meded. - Fac. Landbouwkd. Toegepaste Biol. Wet. (Univ. Gent)
1994 Journal contribution Jandl, A., Kraus, W.
Bioactive constituents of Eupatorium adenophorum Spreng (Banmara)
J. Nepal Chem. Soc.
1994 Journal contribution Adhikari, R.; Kraus, W.
Biologically active compounds from Meliaceae
Stud. Org. Chem. (Amsterdam)
1994 Journal contribution Kraus, W.
Biologically Active constituents of tropical and subtropical plants
Pure & Applied Chemistry
1994 Journal contribution Kraus, W.; Köll-Weber, M. Maile, R.; Wunder, T.; Vogler, B.
Guanylcobamide and hypoxanthylcobamide. Corrinoids formed by Desulfovibrio vulgaris
Arch. Microbiol.
1994 Journal contribution Guimares, D. H.; Weber, A.; Klaiber, I.; Vogler, B.; Renz, P.
Mode of Transformation of [1-15N]5-hydroxybenzimidazole and [1-15N]5-hydroxy-6-methyl-benzimidazole into the 5,6-dimethylbenzimidazolmoiety of Vitamin B12
Biologische Chemie Hoppe-Seyler
1994 Journal contribution Schulze, B.; Ruoff, D.; Vogler, B.; Renz, P.
The chemistry of azadirachtin and other insecticidal constituents of Meliaceae
Proc. Phytochem. Soc. Eur.
1993 Journal contribution Kraus, W.; Bokel, M.; Schwinger, M.; Vogler, B.; Soellner, R.; Wendisch, D.; Steffens, R.; Wachendorff, U.
Transformation of 2-chloroquinoline to 2-chloro-cis-7,8-dihydro-7,8-dihydroxyquinoline by quinoline-grown resting cells of Pseudomonas putida 86
FEMS Microbiol. Lett.
1993 Journal contribution Fetzner, S.; Vogler, B.; Lingens, F.
Biosynthesis of Vitamin B12 in anaerobic bacteria
European Journal of Biochemistry
1992 Journal contribution Munder, M.; Vogt, J. R. A.; Vogler, B.; Renz, P.
Biosynthesis of vitamin B12. Transformation of riboflavin deuterium-labeled in the 1'R position or 1'S position into 5,6-dimethylbenzimidazole
Eur. J. Biochem.
1992 Journal contribution Lingens, B.; Schild, T. A.; Vogler, B.; Renz, P.
Effect of calf spleen and calf thymus extracts, thymopentin and tuftsin on phagocytic activity of polymorphonuclear leukocytes
Arzneim.-Forsch.
1992 Journal contribution Krasowski, H.; Stehle, P.; Fuerst, P.; Kraus, W.
Acid-catalyzed double-bond isomerization of 8a-substituted 5,5-dimethyl-3,5,6,7,8,8a-hexahydronaphthalen-2(1H)-ones
J. Chem. Res., Synop.
1991 Journal contribution Kato, M.; Vogler, B.; Yoshikoshi, A.
Regio- and diastereoselective alkylation of (1R,5S)-4-ethyl-6,6-dimethyl-3-(phenylsulfonyl)bicyclo[3.1.1]hept-3-en-2-one
Tetrahedron Lett.
1991 Journal contribution Kato, M.; Watanabe, M.; Awen, B. Z.; Vogler, B.
The use of 4,4-disubstituted nopinones for natural-product synthesis. Synthesis of elemanoid sesquiterpenes
J. Org. Chem.
1991 Journal contribution Kato, M.; Watanabe, M.; Vogler, B.; Awen, B. Z.; Masuda, Y.; Tooyama, Y.; Yoshikoshi, A.
A key intermediate for the chiral synthesis of elemanoids. Synthesis of (+)-.beta.-elemenone
Chem. Lett.
1990 Journal contribution Kato, M.; Vogler, B.; Tooyama, Y.; Yoshikoshi, A.
Isolation of phaeanthine from Cyclea burmanni
Planta Med.
1990 Journal contribution Bandara, B. M. R.; Illangasekara, N. K.; Jayasinghe, U. L. B.; Karunaratne, V.; Wannigama, G. P.; Bokel, M.; Kraus, W.; Sotheeswaran, S.
Tetranortriterpenoids related to nimbin and nimbolide from Azadirachta indica A. Juss (Meliaceae)
Tetrahedron
1990 Journal contribution Bokel, M.; Cramer, R.; Gutzeit, H.; Reeb, S.; Kraus, W.
Triterpenoidal constituents of Diploclisia glaucescens
Planta Med.
1990 Journal contribution Bandara, B. M. R.; Jayasinghe, U. L. B.; Karunaratne, V.; Wannigama, G. P.; Bokel, M.; Kraus, W.; Sotheeswaran, S.
1,3-Diacetyl-11,19-deoxa-11-oxomeliacarpin, a possible precursor of azadirachtin, from Azadirachta indica A. Juss (Meliaceae)
Tetrahedron Lett.
1989 Journal contribution Kraus, W.; Gutzeit, H.; Bokel, M.
A hemolytic saponin, randianin, from Randia dumetorum
Phytochemistry
1989 Journal contribution Sotheeswaran, S.; Bokel, M.; Kraus, W.
Cyclobutane ring cleavage of nopinone derivatives and application to natural product synthesis
Tennen Yuki Kagobutsu Toronkai Koen Yoshishu
1989 Journal contribution Kato, M.; Vogler, B.; Kamat, V. P.; Tooyama, Y.; Yoshikoshi, A.
Diploclisin, a bidesmosidic triterpenoid saponin from Diploclisia glaucescens
Phytochemistry
1989 Journal contribution Bandara, B. M. R.; Jayasinghe, L.; Karunaratne, V.; Wannigama, G. P.; Kraus, W.; Bokel, M.;Sotheeswaran, S.
Ecdysterone from stem of Diploclisia glaucescens
Phytochemistry
1989 Journal contribution Bandara, B. M. R.; Jayasinghe, L.; Karunaratne, V.; Wannigama, G. P.; Bokel, M.; Kraus, W.; Sotheeswaran, S.
Photo-aza-Claisen rearrangements of cyclic enaminones
J. Org. Chem.
1989 Journal contribution Vogler, B.; Bayer, R.; Meller, M.; Kraus, W.; Schell, F. M.
Unusual flavonols from bud exudates of Fijian gardenia species (Rubiaceae)
Indian J. Chem., Sect. B
1989 Journal contribution Miller, J. M.; Naidu, R.; Sotheeswaran, S.; Bokel, M.; Kraus, W.
Canaliculatol, an antifungal resveratrol trimer from Stemonoporus canaliculatus
Phytochemistry
1988 Journal contribution Bokel, M.; Diyasena, M. N. C.; Gunatilaka, A. A. L.; Kraus, W.; Sotheeswaran, S.
Constituents of neem and related species. A revised structure of azadirachtin
F.E.C.S. Int. Conf. Chem. Biotechnol. Biol. Act. Nat. Prod., [Proc.], 3rd , Meeting Date 1985
1987 Contribution to conference Kraus, W.; Bokel, M.; Cramer, R.; Klenk, A.; Poehnl, H.
Further evidence for the structure of vaticaffinol and a revision of its stereochemistry
Phytochemistry
1987 Journal contribution Sotheeswaran, S.; Diyasena, M. N. C.; Gunatilaka, A. A. L.; Bokel, M.; Kraus, W.
Nimbidiol, a modified diterpenoid of the root-bark of Azadirachta indica
Phytochemistry
1987 Journal contribution Majumder, P. L.; Maiti, D. C.; Kraus, W.; Bokel, M.
Structure determination by NMR of azadirachtin and related compounds from Azadirachta indica A. Juss (Meliaceae)
Tetrahedron
1987 Journal contribution Kraus, W.; Bokel, M.; Bruhn, A.; Cramer, R.; Klaiber, I.; Klenk, A.; Nagl, G.; Poehnl, H.; Sadlo, H.; Vogler, B.
Tetranortriterpenoid lactams with insect antifeeding activity from Azadirachta indica A. Juss (Meliaceae)
Liebigs Ann. Chem.
1987 Journal contribution Kraus, W.; Klenk, A.; Bokel, M.; Vogler, B.
3-Tigloylazadirachtol (tigloyl = 2-methylcrotonoyl), an insect growth regulating constituent of Azadirachta indica
J. Chem. Soc., Chem. Commun. (1986), (7), 523-4
1986 Journal contribution Klenk, A.; Bokel, M.; Kraus, W.
Constituents of Neem and related species. A revised structure of azadirachtin
Stud. Org. Chem. (Amsterdam)
1986 Journal contribution Kraus, W.
Balanocarpol, a new polyphenol from Balanocarpus zeylanicus (Trimen) and Hopea jucunda (Thw.) (dipterocarpaceae)
J. Chem. Soc., Perkin Trans. 1
1985 Journal contribution Diyasena, M. N. C.; Sotheeswaran, S.; Surendrakumar, S.; Balasubramanian, S.; Bokel, M.; Kraus, W.
The structure of azadirachtin and 22,23-dihydro-23.beta.-methoxyazadirachtin
Tetrahedron Lett.
1985 Journal contribution Kraus, W.; Bokel, M.; Klenk, A.; Poehnl, H.
4.alpha.,6.alpha.-Dihydroxy-A-homoazadirone, a new tetranortriterpenoid from Azadirachta indica A. Juss (Meliaceae)
Tetrahedron Lett.
1984 Journal contribution Bruhn, A.; Bokel, M.; Kraus, W.
Methodology of the Epilachna varivestis bioassay of antifeedants demonstrated with some compounds from Azadirachta indica and Melia azedarach
Schriftenr. GTZ
1984 Journal contribution Schwinger, M.; Ehhammer, B.; Kraus, W.
Rearrangement in the tricyclo[5.2.2.01,5]undecane series
Tetrahedron Lett.
1982 Journal contribution Spitzner, D.; Weber, W.; Kraus, W.
New tetranortriterpenoids from Melia azedarach Linn. (Meliaceae)
Chem. Ber.
1981 Journal contribution Kraus, W.; Bokel, M.
Novel tetranortriterpenoids with insect antifeeding activity from neem oil
Liebigs Ann. Chem.
1981 Journal contribution Kraus, W.; Cramer, R.
Pentanortriterpenoids from Azadirachta indica A. Juss (Meliaceae)
Int. Conf. Chem. Biotechnol. Biol. Act. Nat. Prod., [Proc.]
1981 Contribution to conference Kraus, W.; Cramer, R.
Pentanortriterpenoids from Azadirachta indica A. Juss (Meliaceae)
Chem. Ber.
1981 Journal contribution Kraus, W.; Cramer, R.
Toonafolin, a novel tetranortriterpenoid B lactone from Toona ciliata M. J. Roem. var. australis (Meliaceae)
Liebigs Ann. Chem.
1981 Journal contribution Kraus, W.; Grimminger, W.
23-(R,S)-Hydroxytoonacilid and 21-(R,S)-hydroxytoonacilid, two new B-seco-tetranortriterpenoids with feeding inhibitor activity against insects isolated from the Toonaa ciliata M. J. Roem. var australis (Meliaceae)
Nouv. J. Chim.
1980 Journal contribution Kraus, W.; Grimminger, W.
A simple synthesis of a functionalized tricyclo[5.2.2.01,5]undecene as a synthon for isoeremolactone
J. Chem. Soc., Chem. Commun.
1980 Journal contribution Weber, W.; Spitzner, D.; Kraus, W.
Alkylation of cyclic .alpha.,.beta.-unsaturated ketones at the double bond
Chem. Ber.
1980 Journal contribution Weber, W.; Kraus, W.; Spitzner, D.
Photooxidation of 3-substituted furans in aprotic solvents
Liebigs Ann. Chem.
1979 Journal contribution Grimminger, W.; Kraus, W.
Surenone and surenin, two novel tetranortriterpenoids from Toona sureni [Blume] Merrill
Tetrahedron Lett.
1979 Journal contribution Kraus, W.; Kypke, K.
17-Epi-azadiradion and 17-.beta.-hydroxy-azadiradion two new constituents from Azadirachta indica A. Juss
Tetrahedron Lett.
1978 Journal contribution Kraus, W.; Cramer, R.
New tetranortriterpenoids from Azadirachta indica A. Juss (neem tree)
Symp. Pap. -11th IUPAC Int. Symp. Chem. Nat. Prod.
1978 Contribution to conference Kraus, W.; Cramer, R.
Stereochemie und Reaktivitaet Organischer Verbindungen. Eine Einfuehrung 1974 Book Kraus, W.