Bulletin of the Chemical Society of Japan p. 3279 - 3280 (1986)
Update date:2022-08-03
Topics:
Karakasa, Takayuki
Takeda, Satoshi
Saito, Takao
Motoki, Shinichi
2-(Arylmethylene)tetralin-1-thione and 1-aryl-3-phenyl-2-propene-1-thione (thiochalcone) reacted with diphenylcyclopropenone across the =C-CO bond giving a thiophene derivative and a polysubstituted phenol with the arylketene/sulfur elimination, whereas the reaction with diphenylcyclopropenethhione took place as the C=S bond affording a spiro compound.
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