(1S,2S,4R,5S)-2-benzoyloxy-5-(tert-butyldiphenylsilyloxy)-1-vinyl-7-oxabicyclo[2.2.1]heptane 在
四氧化锇 、
N-甲基吲哚酮 、 Hydroquinone 1,4-phthalazinediyl diether 作用下,
以
四氢呋喃 为溶剂,
反应 38.0h,
生成 Benzoic acid (1S,2S,4R,5S)-5-(tert-butyl-diphenyl-silanyloxy)-1-((R)-1,2-dihydroxy-ethyl)-7-oxa-bicyclo[2.2.1]hept-2-yl ester 、 Benzoic acid (1S,2S,4R,5S)-5-(tert-butyl-diphenyl-silanyloxy)-1-((S)-1,2-dihydroxy-ethyl)-7-oxa-bicyclo[2.2.1]hept-2-yl ester