(2R,3S,4R,5R,6R)-3-((2R,3R,4R,5S,6R)-3-Azido-4,5-bis-benzyloxy-6-hydroxymethyl-tetrahydro-pyran-2-yloxy)-4-benzyloxy-6-[5-(2-benzyloxycarbonylamino-ethanesulfonyl)-pentyloxy]-5-hydroxy-tetrahydro-pyran-2-carboxylic acid 在
sodium hydroxide 、
三甲基膦 作用下,
以
四氢呋喃 为溶剂,
反应 2.0h,
以89%的产率得到(2R,3S,4R,5R,6R)-3-((2R,3R,4R,5S,6R)-3-Amino-4,5-bis-benzyloxy-6-hydroxymethyl-tetrahydro-pyran-2-yloxy)-4-benzyloxy-6-[5-(2-benzyloxycarbonylamino-ethanesulfonyl)-pentyloxy]-5-hydroxy-tetrahydro-pyran-2-carboxylic acid