Lithium catalyzed hetero Diels-Alder reactions cyclocondensation of N-protected α-amino aldehydes with 1-methoxy-3-tert-butyldimethylsilyloxybutadiene in the presence of lithium perchlorate
作者:Paul A. Grieco、Eric D. Moher
DOI:10.1016/s0040-4039(00)73883-4
日期:1993.8
Lithium perchlorate in diethyl ether catalyzes the cyclocondensation of N-BOC protected α-amino aldehydes with 1-methoxy-3-tert-butyldimethylsilyloxybutadiene providing, after exposure to acid, dihydropyrones possessing the threo configuration.
二
乙醚中的
高氯酸锂催化N-BOC保护的α-
氨基醛与1-甲氧基-3-叔丁基二甲基甲
硅烷基氧基
丁二烯的环缩合,在暴露于酸后提供具有苏式构型的二氢
吡喃酮。