19846-52-7Relevant academic research and scientific papers
Reactions of 4,4-Bis(trifluoromethyl) Substituted Heterodienes with Alkynes. Part 1: Reactions of 4,4-Bis(trifluoromethyl)-1-oxa-3-azabuta-1,3-dienes with Alkynes
Burger, Klaus,Sewald, Norbert,Huber, Erasmus,Ottlinger, Ralph
, p. 1298 - 1312 (2007/10/02)
4,4-Bis(trifluoromethyl) substituted 1-oxa-3-azabuta-1,3-dienes (1) and alkynes react to give open-chain trifluoromethyl substituted N-propargylic amides (4), 4H-1,3-oxazines (5) and 2-oxazolines (6, 7), respectively.The selectivity of the reaction can be
