76360-32-2Relevant academic research and scientific papers
A NEW REARRANGEMENT OF SPIRO-3H-PYRAZOLES
Mataka, Shuntaro,Takahashi, Kazufumi,Ohshima, Takeshi,Tashiro, Masashi
, p. 915 - 918 (2007/10/02)
The thermally labile spiro-3H-pyrazoles obtained by the reaction of diazoindenothiophenes with dimethyl acetylenedicarboxylate rearranged into the corresponding 3H-pyrazoles which are formed via Van Alphen-Huettel rearrangement followed by the migration of an ester group.
