4-Acetyl-3-amino-5-oxo-3-hexenenitrile (1a) reacts with hydrazines to give pyrazolyl enaminonitriles (2) while 2-acetyl-3-amino-4-cyano-2-butenoic acid methyl ester (1b) reacts with hydrazines to give pyridine derivatives (6) or (7).
Reaction of beta-cyanomethylene-beta-enamino diketones and -keto esters with hydrazines: Synthesis of pyrazole and pyridine derivatives
VICENTINI, Chiara Beatrice;VERONESE, Augusto
1999
Abstract
4-Acetyl-3-amino-5-oxo-3-hexenenitrile (1a) reacts with hydrazines to give pyrazolyl enaminonitriles (2) while 2-acetyl-3-amino-4-cyano-2-butenoic acid methyl ester (1b) reacts with hydrazines to give pyridine derivatives (6) or (7).File in questo prodotto:
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