A Convenient One-Pot Preparative Method for 4,5-Diarylisoxazoles Involving Amine Exchange Reactions
作者:Esther Domínguez、Estíbaliz Ibeas、Eduardo Martínez de Marigorta、Jon Kepa Palacios、Raul SanMartín
DOI:10.1021/jo960024h
日期:1996.1.1
4,5-Diarylisoxazoles 1 are efficiently prepared by submitting enaminones 2, readily obtained from deoxybenzoins 3, to oximation conditions. This conversion implies an uncommon amine group exchange reaction. Preparation of 4-isoxazolines 5 and ring-opening transformations to beta-keto nitriles 4 and 1,3-amino alcohol derivatives 7 are also described.
Matti,J. et al., Bulletin de la Societe Chimique de France, 1963, p. 1176 - 1181