77022-25-4Relevant academic research and scientific papers
REACTION OF PYRIDINIUM BIS(METHOXYCARBONYL)METHYLID WITH DIPHENYLCYCLOPROPENETHIONE: A REVISED STRUCTURE FOR ONE OF THE PRODUCTS
Matsumoto, Kiyoshi,Uchida, Takane,Yagi, Yoshiko,Tahara, Hiroshi,Acheson, R. Morrin
, p. 2041 - 2043 (2007/10/02)
A structure for one product from the reaction of pyridinium bis(methoxycarbonyl)methylid and diphenylcyclopropanethione is revised to be 5,5-bis(methoxycarbonyl)-2,3,6,7-tetraphenyl-5H-thienothiopyrane
REACTION OF PYRIDINIUM DISUBSTITUTED METHYLIDES WITH DIPHENYLCYCLOPROPENETHIONE
Matsumoto, Kiyoshi,Ikemi, Yukio
, p. 1445 - 1448 (2007/10/02)
Diphenylcyclopropenethione undergoes nucleophilic attack by pyridinium disubstituted ylides (1a-e) to produce the corresponding indeno-2-thiopyrone (3), 2-pyrone (5 or 10), 1-thio-2-pyrone (6, 8, 11 or 12), and/or 2-thiopyrone (4) derivatives.
