[(2R,3R,4S,5R,6S)-6-[(2R,3R,4S,5R,6R)-2-(acetyloxymethyl)-3,5-dibenzoyloxy-6-bromooxan-4-yl]oxy-3,4,5-tribenzoyloxyoxan-2-yl]methyl benzoate 在
盐酸 、
三氟甲磺酸三甲基硅酯 作用下,
以
甲醇 为溶剂,
生成 [(2R,3R,4S,5R,6S)-3,4,5-tribenzoyloxy-6-[(2S,3R,4S,5R,6R)-3,5-dibenzoyloxy-2-ethylsulfanyl-6-(hydroxymethyl)oxan-4-yl]oxyoxan-2-yl]methyl benzoate