allyl 3-O-(2'-O-benzoyl-4'-O-benzyl-3'-O-<2''-deoxy-2''-phthalimido-3'',4'',6''-tris-O-<2-(trimethylsilyl)ethoxymethyl>-β-D-glucopyranosyl>-α-L-rhamnopyranosyl)-2,4-di-O-benzyl-α-L-rhamnopyranoside 在
sodium methylate 作用下,
以
甲醇 为溶剂,
反应 47.0h,
以81%的产率得到allyl 2,4-di-O-benzyl-3-O-(4'-O-benzyl-3'-O-<2''-deoxy-2''-phthalimido-3'',4'',6''-tris-O-<2-(trimethylsilyl)ethoxymethyl>-β-D-glucopyranosyl>-α-L-rhamnopyranosyl)-α-L-rhamnopyranoside