prop-2-enyl 4-[(2S,3R,4S,5R,6R)-3,4,5-tris(phenylmethoxy)-6-[[4-[(2S,3R,4S,5R,6R)-3,4,5-tris(phenylmethoxy)-6-[[4-[(2S,3R,4S,5R,6R)-3,4,5-tris(phenylmethoxy)-6-(trityloxymethyl)oxan-2-yl]oxybenzoyl]oxymethyl]oxan-2-yl]oxybenzoyl]oxymethyl]oxan-2-yl]oxybenzoate 在
三氟乙酸 作用下,
以
二氯甲烷 、
水 为溶剂,
反应 0.5h,
以85%的产率得到prop-2-enyl 4-[(2S,3R,4S,5R,6R)-6-[[4-[(2S,3R,4S,5R,6R)-6-[[4-[(2S,3R,4S,5R,6R)-6-(hydroxymethyl)-3,4,5-tris(phenylmethoxy)oxan-2-yl]oxybenzoyl]oxymethyl]-3,4,5-tris(phenylmethoxy)oxan-2-yl]oxybenzoyl]oxymethyl]-3,4,5-tris(phenylmethoxy)oxan-2-yl]oxybenzoate