Chiral differentiation by the P-(+)-hexahelicene-7,7′-dicarboxylic acid disodium salt. Resolution of N-2,4-dinitrophenyl-α-amino-acid esters by high performance liquid chromatography
Abstract
Derivatives of α- amino-acid esters containing a strong electron acceptor group, were resolved on silica gel coated with a chiral electron donor substance.
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