265986-46-7Relevant academic research and scientific papers
Fluorine-sacrificial cyclizations as an access to 5-fluoropyrazoles
Volle, Jean-Noel,Schlosser, Manfred
, p. 823 - 828 (2000)
Methyl 3-methoxy-2-trifluoromethylacrylate 1, readily prepared by Wittig reaction from methyl 3,3,3-trifluoropyruvate, has been treated with a number of aryl- (or hetaryl-) hydrazines. Under mild base-catalysis, the resulting 3-hydrazinoacrylates 6 underg
