A compound selected from the group consisting of all enantiomeric and diastereoisomeric forms of a decahydroquinoline of the formula ##STR1## wherein R.sub.1 is alkyl of 1 to 5 carbon atoms, R.sub.2 is selected from the group consisting of hydrogen and alkyl of 1 to 5 carbon atoms, A is selected from the group consisting of --(CH.sub.2).sub.n --, --CH.sub.2 O-- and alkylene substituted with alkyl having a total of 2 to 8 carbon atoms, n is an integer from 0 to 5, Z is selected from the group consisting of optionally substituted phenyl, optionally substituted naphthyl, optionally substituted indenyl, optionally substituted heteromonocycle of 5 to 6 members and optionally substituted hetero-bicycle with the proviso that when Z is o-alkoxy-phenyl, A is not --(CH.sub.2).sub.n -- in which n is O, and their non-toxic, pharmaceutically acceptable acid addition salts and their quaternary ammonium salts and intermediates having analgesic, diuretic, hypotensive, anti-arrithmic and anti-cerebral-ischaemic properties.
从所有的右旋和左旋异构体中选择的一种化合物,其
化学式为##STR1##其中R.sub.1是1到5个碳原子的烷基,R.sub.2选自氢和1到5个碳原子的烷基,A选自--(CH.sub.2).sub.n --,--CH.sub.2 O--和被取代的烷基取代的含有2到8个碳原子的烷基,n是0到5的整数,Z选自可选取代的苯基,可选取代的
萘基,可选取代的
茚基,含有5到6个成员的可选取代的杂环和可选取代的杂环并环,但当Z为o-烷氧基苯基时,A不是在其中n为0的--(CH.sub.2).sub.n --,以及它们的非毒性、药学上可接受的酸盐和其季
铵盐以及具有镇痛、利尿、降压、抗心律失常和抗脑缺血作用的中间体。