methyl 3-O-benzyl-4,6-O-benzylidene-2-O-(6-O-acetyl-2-azido-13,4-di-O-benzyl-2-deoxy-α-mannopyranosyl)-α-D-glucopyranoside 在
溶剂黄146 作用下,
反应 3.0h,
以82%的产率得到Acetic acid (2R,3S,4R,5S,6R)-5-azido-3,4-bis-benzyloxy-6-((2S,3R,4S,5R,6R)-4-benzyloxy-5-hydroxy-6-hydroxymethyl-2-methoxy-tetrahydro-pyran-3-yloxy)-tetrahydro-pyran-2-ylmethyl ester