申请人:Pennwalt Corporation
公开号:US04210749A1
公开(公告)日:1980-07-01
Compounds of the general formula: ##STR1## and pharmaceutical acceptable salts thereof wherein R is H, lower alkyl, lower alkenyl, lower aralkenyl, cycloalkyl-alkyl, propargyl, lower aralkyl, hydroxyalkyl and esters thereof, heterocyclic, heterocyclic-alkyl, alkyl-aminoalkyl, adamantylalkyl, aralkyl-heterocyclic-alkyl and alkyl-aralkyl-heterocyclic alkyl; R.sup.1 is H, lower alkyl, phenyl, or phenylloweralkyl; R.sup.2 is hydrogen or lower alkyl; R.sup.3 is hydrogen; lower alkoxy; lower alkoxy alkyl ether of hydroxy; amino; lower alkyl; halogen; nitro; hydroxy; or carboxylic acid ester of hydroxy group, useful as analgesics and narcotic antagonists.
通用公式化合物:##STR1##及其药用可接受的盐,其中R为H,较低的烷基,较低的烯基,较低的芳基烯基,环烷基-烷基,丙炔基,较低的芳基烷基,羟基烷基及其酯,杂环,杂环-烷基,烷基-氨基烷基,脱氢肌醇烷基,芳基-烷基-杂环-烷基和烷基-芳基-杂环-烷基;R.sup.1为H,较低的烷基,苯基或苯基较低烷基;R.sup.2为氢或较低的烷基;R.sup.3为氢;较低的烷氧基;羟基的较低烷氧基醚;氨基;较低的烷基;卤素;硝基;羟基;或羟基羧酸酯,可用作镇痛药和麻醉拮抗剂。