{(S)-1-[(1R,2R)-1,2-Bis-benzyloxy-3-(tert-butyl-dimethyl-silanyloxy)-propyl]-4,5-dihydroxy-pentyl}-carbamic acid tert-butyl ester 在
sodium tetrahydroborate 、
sodium periodate 作用下,
以
乙醇 为溶剂,
生成
[(1S,2R,3R)-2,3-Bis-benzyloxy-4-(tert-butyl-dimethyl-silanyloxy)-1-(3-hydroxy-propyl)-butyl]-carbamic acid tert-butyl ester