Tiny amounts of commercially available and easy to handle (Me3P)2NiCl2 trigger the stereoselective aldol addition of chiral N‐2‐pivaloyloxyacetyl thiazolidinethione 7 to acetals to provide the corresponding anti glycolate adducts in a highly efficient manner.
                                    极少量的市售且易于处理的(Me 3 P)2 NiCl 2触发了手性N -2-新戊酰氧基乙酰基
噻唑烷
硫酮7在
缩醛中的立体选择性羟醛加成反应,从而以高效的方式提供了相应的抗
乙醇酸酯加合物。