(2S,3R,4E)-3-(benzoyloxy)-2-(hexadecanoylamino)-1-<(2,3,4,6-tetra-O-acetyl-α-D-galactopyranosyl)-(1->3)-(2,4,6-tri-O-acetyl-β-D-galactopyranosyl)-(1->4)-2,3,6-tri-O-acetyl-β-D-glucopyranosyloxy>-4-octadecene 在
sodium methylate 作用下,
以
四氢呋喃 、
甲醇 为溶剂,
反应 15.0h,
以99%的产率得到(2S,3R,4E)-1-<(α-D-galactopyranosyl)-(1->3)-(β-D-galactopyranosyl)-(1->4)-β-D-glucopyranosyloxy>-2-(hexadecanoylamino)-4-octadece-3-ol