Acetic acid (2R,3R,4S,5R,6S)-4,5-diacetoxy-2-[(2S,3S,4S,5R,6R)-5-(tert-butyl-dimethyl-silanyloxy)-6-(tert-butyl-diphenyl-silanyloxymethyl)-4-methoxy-3-phenylsulfanyl-tetrahydro-pyran-2-yloxymethyl]-6-methoxy-tetrahydro-pyran-3-yl ester 在
镍 作用下,
以
乙醇 为溶剂,
以93%的产率得到Acetic acid (2R,3R,4S,5R,6S)-4,5-diacetoxy-2-[(2S,4R,5S,6R)-5-(tert-butyl-dimethyl-silanyloxy)-6-(tert-butyl-diphenyl-silanyloxymethyl)-4-methoxy-tetrahydro-pyran-2-yloxymethyl]-6-methoxy-tetrahydro-pyran-3-yl ester