乙酸酐 、 1,6-Di-O-acetyl-4-O-<6-O-acetyl-4-O-(6-O-acetyl-2-azido-3,4-di-O-benzyl-2-desoxy-α-D-glucopyranosyl)-3-O-(6-O-acetyl-2-azido-4-O-benzyl-2-desoxy-3-O-trichloracetyl-α-D-galactopyranosyl)-2-azido-2-desoxy-α-D-galactopyranosyl>-2,3-di-O-benzyl-α-D-... 在
sodium tetrahydroborate 、
硼酸 、 nickel dichloride 作用下,
生成
4-O-<2-Acetamido-3-O-(2-acetamido-3,6-di-O-acetyl-4-O-benzyl-2-desoxy-α-D-galactopyranosyl)-4-O-(2-acetamido-6-O-acetyl-3,4-di-O-benzyl-2-desoxy-α-D-glucopyranosyl)-6-O-acetyl-2-desoxy-α-D-galactopyranosyl>-1,6-di-O-acetyl-2,3-di-O-benzyl-α-D-gl...