A catalytic enantioselective reaction using a C2-symmetric disulfonamide as a chiral ligand: Simmons-Smith cyclopropanation of allylic alcohols by the Et2Zn-CH2I2-disulfonamide system
Review articleOpen access
1995/10/30 Full-length article DOI: 10.1016/0040-4020(95)00760-6
AbstractA catalytic and enantioselective Simmons-Smith Cyclopropanation of an allylic alcohol was developed by the reaction of an allylic alcohol with Et2Zn and CH2I2 in the presence of a catalytic amount of chiral disulfonamide 4.
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