Synthesis p. 298 - 302 (1993)
Update date:2022-08-03
Topics:
Yamamoto
Hoshino
Fujimoto
Ohmoto
Sawada
By the use of (-)-1-phenylethylamine as a chiral auxiliary, three diastereomeric isomers of 2,5-bis(methoxycarbonyl)pyrrolidine derivatives are prepared from dimethyl rac-2,5-dibromadipate and separted by crystallization and chromatographic fractionation
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