Base and copper(i) catalyzed Mannich, alkyne hydroamination cascades for the direct synthesis of 2-methylenepyrrolidines
作者:Hai-Fei Wang、Ting Yang、Peng-Fei Xu、Darren J. Dixon
DOI:10.1039/b905629g
日期:——
An efficient, simple-to-perform, one-pot reaction cascade to 2-methylenepyrrolidines from p-toluenesulfonyl protected imines and propargylated malonates under a combination of base and copper(I) catalysis is reported.
报告了在碱和铜(I)催化的组合作用下,从对甲苯磺酰基受保护亚胺和丙炔基丙二酸酯制备 2-亚甲基吡咯烷的高效、简便、一锅式级联反应。