Methanesulfonic acid (S)-1-{(4S,5R)-5-[(1R,2R)-2-benzyloxycarbonylamino-1,3-bis-(tert-butyl-dimethyl-silanyloxy)-propyl]-2,2-dimethyl-[1,3]dioxolan-4-yl}-3-((2R,3R,4S,5R,6S)-6-methoxy-3,4,5-tris-methoxymethoxy-tetrahydro-pyran-2-yl)-propyl ester 在
palladium on activated charcoal
盐酸 、
potassium tert-butylate 、
氢气 作用下,
以
四氢呋喃 、
甲醇 、
乙酸乙酯 为溶剂,
生成 (2R,3R,4R,5R,6R)-2-Hydroxymethyl-6-[2-((2R,3S,4S,5R,6S)-3,4,5-trihydroxy-6-methoxy-tetrahydro-pyran-2-yl)-ethyl]-piperidine-3,4,5-triol; hydrochloride