3-Nitromethyl-pyrazoles from 2-Cyano-3-methylthio-4-nitrocrotonic Acid Derivatives
2-Cyano-3-methylthio-4-nitrocrotonic acid derivatives 1a, b react with hydrazines to form the 5-amino-3-nitromethyl-pyrazoles 2a-c and the 5-nitromethyl-pyrazol-3-one 3 respectively.Contrary to this carboxylic hydrazides attacks the nitro group.For the re
Schaefer, H.,Gewald, K.
p. 41 - 48
(2007/10/02)
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