methyl 4'-(2,3,4,6-tetra-O-acetyl-α-D-mannopyranosyloxy)-2',6'-dichlorobiphenyl-4-carboxylate 在
水合甲醇 作用下,
以
甲醇 、
sodium methylate 为溶剂,
反应 24.0h,
以to yield 7d (29 mg, 77%) as a white solid的产率得到methyl 2',6'-dichloro-4'-(α-D-mannopyranosyloxy)-biphenyl-4-carboxylate