(E)-(R)-8-[(2S,3R,6S)-3-(tert-Butyl-dimethyl-silanyloxy)-6-(2-hydroxy-ethyl)-3,6-dihydro-2H-pyran-2-yl]-6-methyl-non-7-enoic acid tert-butyl ester 在
吡啶 、
戴斯-马丁氧化剂 作用下,
反应 1.0h,
以86%的产率得到(E)-(R)-8-[(2S,3R,6S)-3-(tert-Butyl-dimethyl-silanyloxy)-6-(2-oxo-ethyl)-3,6-dihydro-2H-pyran-2-yl]-6-methyl-non-7-enoic acid tert-butyl ester