申请人:Kyowa Hakko Kogyo Co., Ltd.
公开号:US03969468A1
公开(公告)日:1976-07-13
6,7-Benzomorphan derivatives, which are useful as unaddictive analgesics, are prepared from aromatic aminoketones through several steps of reactions. Most of the intermediates are new compounds. Process for preparing 2-benzyl-1,2,5,6-tetrahydropyridine derivatives which are known as intermediates for the preparation of 6,7-benzomorphan derivatives is also disclosed.
6,7-苯并吗啡衍生物是一种有用的非成瘾性镇痛剂,可以通过芳香族氨基酮经过多步反应制备。其中大多数中间体都是新化合物。还公开了制备2-苄基-1,2,5,6-四氢吡啶衍生物的方法,该衍生物被称为制备6,7-苯并吗啡衍生物的中间体。