Disclosed are 14-methoxy substituted 3-hydroxy or 3-methoxy -6-one morphinans characterized by the structural formula: ##STR1## wherein R is H or methyl; R.sub.1 is H, .alpha. methyl or .beta. methyl; and R.sub.2 is cyclobutylmethyl, cyclopropylmethyl, tetrahydrofurfuryl or dimethylallyl. The compounds of the present invention are variously useful as analgesics, narcotic antagonists and mixed analgesics/narcotic antagonists.
本发明揭示了14-甲氧基取代的3-羟基或3-甲氧基-6-酮
吗啡烷衍
生物,其结构式为:##STR1## 其中R为H或甲基;R.sub.1为H,α-甲基或β-甲基;R.sub.2为
环丁基甲基,
环丙基甲基,
四氢呋喃甲基或二甲基
丙烯基。本发明的化合物在镇痛剂、麻醉拮抗剂和混合型镇痛剂/麻醉拮抗剂方面有各种不同的用途。