(4R,4aR,7R,7aR,12bR,15S)-3-(cyclopropylmethyl)-7,9-dimethoxy-15-methyl-1,2,3,4,7,7a-hexahydro-7,4a-(epithiomethano)-4,12-methanobenzofuro[3,2-e]isoquinoline 在
氢溴酸 作用下,
以83%的产率得到17-(cyclopropylmethyl)-4-hydroxy-3-methoxy-5β,14β-(1-thiapropane-1,2-diyl)morphinan-6-one