1,2-O-isopropylidene-3-O-[4'-O-(2'',3'',4'',6''-tetra-O-acetyl-β-D-glucopyranosyl)-2',3',6'-tri-O-acetyl-β-D-glucopyranosyl]-sn-glycerol 在
甲醇 、
sodium methylate 作用下,
生成 (2S,3R,4S,5S,6R)-2-[(2R,3S,4R,5R,6R)-6-((S)-2,2-Dimethyl-[1,3]dioxolan-4-ylmethoxy)-4,5-dihydroxy-2-hydroxymethyl-tetrahydro-pyran-3-yloxy]-6-hydroxymethyl-tetrahydro-pyran-3,4,5-triol