(E)-4-[(2S,3S)-3-(tert-butyl-dimethyl-silanyloxymethyl)-2-methyl-oxiranyl]-but-2-enoic acid methyl ester 在
potassium osmate(VI) dihydrate 、 hydroquinindine-2,5-diphenyl-4,6-pyrimidinediyl diether 、
甲基磺酰胺 、
水 、
potassium carbonate 、 potassium hexacyanoferrate(III) 作用下,
以
叔丁醇 为溶剂,
反应 3.0h,
生成 (2R,3S)-4-[(2S,3S)-3-(tert-butyl-dimethyl-silanyloxymethyl)-2-methyl-oxiranyl]-2,3-dihydroxy-butyric acid methyl ester 、
(2S,3R)-4-[(2S,3S)-3-(tert-butyl-dimethyl-silanyloxymethyl)-2-methyl-oxiranyl]-2,3-dihydroxy-butyric acid methyl ester