Partial asymmetric synthesis of methylenecyclopropanes and spiropentanes
作者:R. Noyori、H. Takaya、Y. Nakanisi、H. Nozaki
DOI:10.1139/v69-202
日期:1969.4.1
Reaction of substituted allenes and diazomethane gives rise to optically active methylenecyclopropane and spiropentane derivatives in the presence of dissymmetric copper chelates, bis[N-(R and S)-α-phenethylsalicylaldiminato]copper(II).