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通过双亚氨酯盐酸盐与手性胺醇反应简便地合成了二取代双(口恶)唑啉衍生物,并将其与铜配位运用于重氮醋酸酯对烯烃的不对称环丙化反应,不对称诱导反应光学产物收率最高达95%d.e.
The bis-substituted bis (oxazoline) derivatives were synthesized by the reaction of bis-imino ester hydrochloride with chiral aminoalcohol and their coordination with copper was applied to asymmetric cyclopropane Asymmetric reaction induced optical yield of up to 95% de