Acetic acid (2S,3R,4S,5R,6S)-4,5-diacetoxy-6-((S)-methanesulfinylmethyl)-2-(4-nitro-phenoxy)-tetrahydro-pyran-3-yl ester 在
sodium methylate 作用下,
以
甲醇 为溶剂,
反应 1.5h,
以66%的产率得到(2S,3R,4S,5R,6S)-2-((S)-Methanesulfinylmethyl)-6-(4-nitro-phenoxy)-tetrahydro-pyran-3,4,5-triol