1190975-77-9Relevant academic research and scientific papers
Reaction of ethyl 4-[(E)-1-chloro-3-oxoprop-1-en-1-yl]-3,5-dimethyl-1H- pyrrole-2-carboxylate with hydrazines
Mikhed'Kina,Bylina,Mel'Nik,Kozhich
body text, p. 564 - 571 (2009/09/06)
Ethyl 4-[(E)-1-chloro-3-oxoprop-1-en-1-yl]-3,5-dimethyl-1H-pyrrole-2- carboxylate reacted with substituted hydrazines in different solvents to give mixtures of regioisomeric 3- and 5-substituted pyrazoles. Conditions were found for selective formation of
