4-methoxyphenyl 2,6-di-O-allyloxycarbonyl-3,4-di-O-benzoyl-α-D-mannopyranosyl-(1->6)-2-O-acetyl-3,4-di-O-benzoyl-α-D-mannopyranosyl-(1->6)-4-O-acetyl-3-O-benzoyl-α-D-mannopyranoside 在
sodium tetrahydroborate 、
四(三苯基膦)钯 、 ammonium acetate 作用下,
以
四氢呋喃 、
甲醇 为溶剂,
以94%的产率得到4-methoxyphenyl 3,4-di-O-benzoyl-α-D-mannopyranosyl-(1->6)-2-O-acetyl-3,4-di-O-benzoyl-α-D-mannopyranosyl-(1->6)-4-O-acetyl-3-O-benzoyl-α-D-mannopyranoside