申请人:Pfizer Inc.
公开号:US04340737A1
公开(公告)日:1982-07-20
1,9-Dihydroxyoctahydrobenzo[c]quinolines (I), 1-hydroxyhexahydrobenzo-[c]quinoline-9(8H)-ones (II), and 1-hydroxy-tetrahydrobenzo[c]quinolines (IV) useful as CNS agents, especially as analgesics and tranquilizers, as hypotensives, as agents for the treatment of glaucoma and as diuretics; intermediates therefor (III) and derivatives thereof having the formulae ##STR1## wherein R is hydroxy, alkanoyloxy having from one to five carbon atoms and hydroxymethyl; R.sub.1 is hydrogen, benzyl, benzoyl, alkanoyl having from one to five carbon atoms or --CO--(CH.sub.2).sub.p --NR.sub.2 R.sub.3 wherein p is 0 or an integer from 1 to 4; each of R.sub.2 and R.sub.3 when taken individually is hydrogen or alkyl having from one to four carbon atoms; R.sub.2 and R.sub.3 when taken together with the nitrogen to which they are attached form a 5- to 6-membered heterocyclic ring (piperidino, pyrrolo, pyrrolidino, morpholine and N-alkylpiperazino having from one to four carbon atoms in the alkyl group); R.sub.4 is hydrogen, alkyl having from 1 to 6 carbon atoms and --(CH.sub.2).sub.z --C.sub.6 H.sub.5 wherein z is an integer from 1 to 4; R.sub.5 is hydrogen, methyl or ethyl; R.sub.6 is hydrogen, --(CH.sub.2).sub.y -carbalkoxy having from 1 to 4 carbon atoms in the alkoxy group wherein y is 0 or an integer from 1 to 4; carbobenzyloxy, formyl, alkanoyl having from two to five carbon atoms, alkyl having from one to six carbon atoms; --(CH.sub.2).sub.x --C.sub.6 H.sub.5 wherein x is an integer from 1 to 4; and --CO(CH.sub.2).sub.x-1 --C.sub.6 H.sub.5 ; R.sub.0 is oxo, methylene or alkylenedioxy having from two to four carbon atoms; R' is R or R.sub.0 ; Z is (a) alkylene having from one to nine carbon atoms; (b) --(alk.sub.1).sub.m --X--(alk.sub.2).sub.n --wherein each of (alk.sub.1) and (alk.sub.2) is alkylene having from one to nine carbon atoms, with the proviso that the summation of carbon atoms in (alk.sub.1) plus (alk.sub.2) is not greater than 9; each of m and n is 0 or 1; X is 0, S, SO or SO.sub.2 ; and W is hydrogen, methyl, ##STR2## wherein W.sub.1 is hydrogen, chloro or fluoro; pyridyl, piperidyl, cycloalkyl having from 3 to 7 carbon atoms, or monosubstituted cycloalkyl wherein the substituent is ##STR3## wherein W.sub.2 is hydrogen, chloro or fluoro; and pharmaceutically-acceptable acid addition salts of compounds of formulae I, II and IV and the ketals of compounds of formulae II, III and IV wherein the ketal moiety has from two to four carbon atoms.
1,9-二羟基八
氢苯并[c]
喹啉(I),1-羟基六
氢苯并[c]
喹啉-9(8H)-
酮(II),以及1-羟基四
氢苯并[c]
喹啉(IV)可用作中枢神经系统制剂,特别是作为镇痛剂和镇静剂,作为降压剂,作为治疗青光眼的制剂以及作为利尿剂;其
中间体(III)和其衍
生物具有以下式子:##
STR1## 其中R为羟基,从一到五个
碳原子的烷酰
氧基和
羟甲基;R.sub.1为
氢,
苯甲基,
苯甲酰基,从一到五个
碳原子的烷酰基或--CO--(CH.sub.2).sub.p --NR.sub.2 R.sub.3,其中p为0或1到4的整数;当R.sub.2和R.sub.3分别为
氢或含有从一到四个
碳原子的烷基时;当R.sub.2和R.sub.3与它们连接的
氮一起形成一个5-到6-成员的杂环环(
哌啶,
吡咯,
吡咯烷,
吗啉和N-烷基
哌嗪,烷基中的
碳原子数从一到四);R.sub.4为
氢,含有1到6个
碳原子的烷基和--(CH.sub.2).sub.z --C.sub.6 H.sub.5,其中z为1到4的整数;R.sub.5为
氢,
甲基或乙基;R.sub.6为
氢,--(CH.sub.2).sub.y-
碳基
氧酰基,其中烷
氧基中的
碳原子数为1到4,y为0或1到4的整数;羧苄
氧基,甲酰基,从二到五个
碳原子的烷酰基,含有从一到六个
碳原子的烷基;--(CH.sub.2).sub.x --C.sub.6 H.sub.5,其中x为1到4的整数;和--CO(CH.sub.2).sub.x-1 --C.sub.6 H.sub.5;R.sub.0为
氧代,亚
甲基或含有从二到四个
碳原子的亚烷基二
氧基;R'为R或R.sub.0;Z为(a)含有从一到九个
碳原子的烷基;(b)--(alk.sub.1).sub.m --X--(alk.sub.2).sub.n --其中(alk.sub.1)和(alk.sub.2)都是含有从一到九个
碳原子的烷基,但是(alk.sub.1)加上(alk.sub.2)的
碳原子总和不大于9;m和n都为0或1;X为0,S,SO或SO.sub.2;W为
氢,
甲基,##
STR2## 其中W.sub.1为
氢,
氯或
氟;
吡啶基,
哌啶基,含有从3到7个
碳原子的
环烷基或单取代的
环烷基,其中取代基为##
STR3## 其中W.sub.2为
氢,
氯或
氟;以及具有式I、II和IV的化合物的药学上可接受的酸加成盐和具有式II、III和IV的
酮的
缩醛,其中
缩醛基团具有从二到四个
碳原子。