ASYMMETRIC INDUCTION IN CYCLOADDITION OF CHLOROSULFONYL ISOCYANATE TO 1,2-O-ISOPROPYLIDENE-5-O-VINYL-D-GLYCOFURANOSES

Article abstract of DOI:10.1016/0957-4166(95)00218-E

The asymmetric <2+2>cycloaddition of chlorosulfonyl isocyanate to 1,2-O-isopropylidene-5-O-vinyl-D-glycofuranoses is presented.The stereoselectivity strongly depends on substitution and configuration at the C-3 carbon atom.A small substituent at C-3 or al