学术论文

exo-Selective construction of spiro-[butyrolactone-pyrrolidine] via 1,3-dipolar cycloaddition of azomethine ylides with alpha-methylene-gamma-butyrolactone catalyzed by Cu(I)/DTBM-BIPHEP.

日期:2013-04-04 阅读:[]

Qinghua Li, Tanglin Liu, Liang Wei, Xiang Zhou, Haiyan Tao and Chunjiang Wang*,  exo-Selective construction  of spiro-[butyrolactone-pyrrolidine]   via   1,3-dipolar cycloaddition of azomethine ylides with alpha-methylene-gamma-butyrolactone catalyzed  by Cu(I)/DTBM-BIPHEP. Chem. Commun., 2013, 49, 9642-9644.