作者:F. Jourdain、J.C. Pommelet
DOI:10.1016/s0040-4039(00)76754-2
日期:1994.3
Macrocyclic enaminolactones 5 are prepared in three steps from commercialy available chloroalcohols 1. The cyclization step is performed by intramolecular nucleophilic addition of the hydroxy group to an aminomethyleneketene generated by thermolysis.
大环enaminolactones 5在从commercialy可用chloroalcohols三个步骤制备1。环化步骤通过将羟基分子内亲核加成至由热解产生的氨基亚甲基乙烯酮来进行。