Role of solvent on the diastereoselectivity of oxazolidine formation from (–)-ephedrine
作者:Claude Agami、Toufic Rizk
DOI:10.1039/c39830001485
日期:——
Under kinetic control, the stereochemical course of the condensation between (–)-ephedrine and p-cyano-or p-nitro-benzaldehyde is solvent dependent; no noticeable stereoselectivity was observed in chloroform whereas diastereo-differentiation occurred in methanol.