(5aR,11bS,12R)-11,12-epoxy-10-methoxy-3-methyl-1,2-dihydro-3H,5H-5a,11b-propanonaphtho<1,2-e><1,2>oxazepin-13-one dimethyl acetal 在
palladium on activated charcoal
氢气 作用下,
以
溶剂黄146 为溶剂,
反应 6.0h,
以90%的产率得到(5aR,11bS,12R)-11,12-epoxy-10-methoxy-3-methyl-1,2,6,7-tetrahydro-3H,5H-5a,11b-propanonaphtho<1,2-e><1,2>oxazepin-13-one dimethyl acetal