N-(9-Fluorenylmethoxycarbonyl)-O-<(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-(1<*>3)-O-(2-acetamido-4,6-di-O-benzoyl-2-desoxy-α-D-galactopyranosyl)>-L-threonin 在
sodium methylate 作用下,
以
甲醇 为溶剂,
反应 3.5h,
生成
N-Acetyl-O-<(β-D-galactopyranosyl)-(1<*>3)-O-(2-acetamido-2-desoxy-α-D-galactopyranosyl)>-L-threonyl-L-alanyl-glycyl-L-valin