Asymmetric aldol reaction of amide enolates bearing -2,5-disubstituted pyrrolidines as chiral auxiliaries
作者:Tsutomu Katsuki、Masaru Yamaguchi
DOI:10.1016/s0040-4039(00)98932-9
日期:——
Condensation of aldehydes with Zr enolate of chiral -propionyl--2,5-disubstituted pyrrolidine proceeded with high diastereo- and diastereoface-selection. Stereoselectivity in the reaction of the corresponding -acetyl compounds was also examined.