methyl (2S,8R)-4-benzyloxy-1,2,3,6,7,8-hexahydro-8-(methanesulfonyloxy)methyl-2-methyl-1-oxo-6-<(5,6,7-trimethoxy-1H-indole-2-yl)carbonyl>benzo<1,2-b;4,3-b'>dipyrrole-2-carboxylate 在
palladium on activated charcoal
氢气 作用下,
以
四氢呋喃 为溶剂,
以86%的产率得到methyl (2S,8R)-1,2,3,6,7,8-hexahydro-4-hydroxy-8-(methanesulfonyloxy)methyl-2-methyl-1-oxo-6-<(5,6,7-trimethoxy-1H-indole-2-yl)carbonyl>benzo<1,2-b;4,3-b'>dipyrrole-2-carboxylate