86967-39-7Relevant academic research and scientific papers
Keten Dithioacetals. Part 22. Reaction of Polarised Ketoketen Dithioacetals with Dimethyl Acetylenedicarboxylate
Vishwakarma, Jai N.,Ila, Hiriyakkanavar,Junjappa, Hiriyakkanavar
, p. 1099 - 1102 (2007/10/02)
Ketoketen dithioacetals (1a-e) react with dimethyl acetylenedicarboxylate (2) to give open-chain dienes (4a-e) respectively.The formation of these dienes is explained through ring opening of the cyclobutene formed by cycloadditions of (1) and (2).The
