A novel rearrangement of tertiary α-allenic alcohol carbamates. Preparation of 2-O-carbamoyl-4,4-disubstituted-1,3-butadienes
作者:Richard W. Friesen、Aleksandra E. Kolaczewska、Nina Khazanovich
DOI:10.1016/s0040-4039(00)61758-6
日期:1992.11
Treatment of a variety of tertiary α-allenic alcohols with N-tosyl isocyanate results in a facile and novel rearrangement reaction that provides isolable 2-O-carbamoyl-4,4-disubstituted-1,3-butadienes in a stereoselective manner.
用异氰酸N-甲苯磺酰基酯处理各种叔α-烯丙醇可导致简便而新颖的重排反应,该反应以立体选择性方式提供可分离的2 - O-氨基甲酰基-4,4-二取代-1,3-丁二烯。