Microwave-Assisted Molybdenum-Catalyzed Reductive Cyclization of o-Nitrobenzylidene Amines to 2-Aryl-2H-indazoles

Publication Type
Journal contribution (peer reviewed)
Authors
Moustafa, A. H; Malakar, C. C.; Aljaar, N.; Merisor, E.; Conrad, J.; Beifuss, U.
Year of publication
2013
Published in
Synlett
Band/Volume
24/
DOI
10.1055/s-0033-1339195
Page (from - to)
1573-1577
Abstract

The reductive cyclization of o-nitrobenzylidene amines under microwave conditions employing MoO2Cl2(dmf)2 as catalyst and Ph3P as reducing agent delivers 2-aryl-2H-indazoles with yields ranging from 61-92%.

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