2-(Trimethylsilyl)ethyl O-[2-O-benzyl-4,6-O-benzylidene-3-O-(4-methoxybenzyl)-β-D-galactopyranosyl]-(1->4)-2,3,6-tri-O-benzyl-β-D-glucopyranoside 在
溶剂黄146 作用下,
以
水 为溶剂,
反应 48.0h,
以93%的产率得到(2R,3S,4S,5R,6S)-5-Benzyloxy-6-[(2R,3R,4S,5R,6R)-4,5-bis-benzyloxy-2-benzyloxymethyl-6-(2-trimethylsilanyl-ethoxy)-tetrahydro-pyran-3-yloxy]-2-hydroxymethyl-4-(4-methoxy-benzyloxy)-tetrahydro-pyran-3-ol