5-(tert-Butyl-dimethyl-silanyloxy)-2-diazo-3-oxo-non-8-enoic acid methyl ester 在
dirhodium tetraacetate 作用下,
以
二氯甲烷 为溶剂,
反应 2.0h,
生成 methyl (1S,2S,3S)-3-[tert-butyl(dimethyl)silyl]oxy-5-oxo-2-prop-2-enylcyclopentane-1-carboxylate 、 methyl (1R,2R,3S)-3-[tert-butyl(dimethyl)silyl]oxy-5-oxo-2-prop-2-enylcyclopentane-1-carboxylate