Etude de la régiosélectivité de l'action des organozinciques sur les α-iminoesters issus de 2-amino ou 3-aminoalcools
作者:G. Courtois、L. Miginiac
DOI:10.1016/0022-328x(93)83164-q
日期:1993.6
The preparation of some alpha-iminoesters R'N=CHCOOCH3 with R' bearing an alcohol group has been studied; organozinc compounds prepared from allylic or propargylic bromides and from alpha-bromoesters or alpha-bromoamides react regiospecifically with these alpha-iminoesters to give polyfunctional alpha-aminoesters. Some of them are easily converted into tetrahydro-1,4-oxazin-2-ones and hexahydro-1,4-oxazepin-2-ones.