(4S)-8-methoxy-3,11-dimethyl-(6at)-2,3,4,5,6,6a-hexahydro-1H-4r,11bc-methano-benzo[4,5]furo[3,2-d]azocin-12-one 在
sodium tetrahydroborate 作用下,
以
甲醇 为溶剂,
生成 8-Methoxy-3,11-dimethyl-4,11b-methano-2,3,4,5,6,6aβ-hexahydro-1H-benzofuro<3,2-d>azocinol-(12α)