- Asymmetric catalysis with CO2: direct synthesis of optically active propylene carbonate from racemic epoxides.
Asymmetric catalysis with CO2: direct synthesis of optically active propylene carbonate from racemic epoxides.
Journal of the American Chemical Society (2004-03-25)
Xiao-Bing Lu, Bin Liang, Yin-Ju Zhang, Yu-Zeng Tian, Yi-Ming Wang, Chen-Xi Bai, Hui Wang, Rong Zhang
PMID15038724
ABSTRACT
This communication describes a convenient route to optically active propylene carbonate by a catalytic kinetic resolution process resulting from the coupling reaction of CO2 and racemic epoxides using simple chiral SalenCo(III)/quaternary ammonium halide catalyst systems.
MATERIALS