dimethyl 3,3'-O-[6,6'-dithiobis(2,3,4-tri-O-benzoyl-6-deoxy-β-D-glucopyranosyl)]bis(2,4,6-tri-O-benzyl-α-D-glucopyranoside) 在
氨 、
sodium methylate 、
sodium 作用下,
生成 (2R,3R,4S,5S,6S)-2-((2R,3R,4S,5R,6S)-3,5-Bis-benzyloxy-2-benzyloxymethyl-6-methoxy-tetrahydro-pyran-4-yloxy)-6-mercaptomethyl-tetrahydro-pyran-3,4,5-triol