Benzoic acid (2R,4aR,6S,7R,8S,8aR)-8-{(2S,3R,4S,5R,6R)-3-[2-(2-allyloxy-phenyl)-acetoxy]-4,5-bis-benzyloxy-6-benzyloxymethyl-tetrahydro-pyran-2-yloxy}-6-methoxy-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-7-yl ester 在
四(三苯基膦)钯 作用下,
以
乙醇 、
水 为溶剂,
生成 Benzoic acid (2R,4aR,6S,7R,8S,8aR)-8-((2S,3R,4R,5R,6R)-4,5-bis-benzyloxy-6-benzyloxymethyl-3-hydroxy-tetrahydro-pyran-2-yloxy)-6-methoxy-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-7-yl ester