申请人:Schering Aktiengesellschaft
公开号:US04855295A1
公开(公告)日:1989-08-08
5,6,7,8-tetrahydro-beta-carbolines derivatives of formula I ##STR1## wherein R.sup.1 is an oxadiazolyl radical of the formula ##STR2## COOR.sup.3 or CONR.sup.4 R.sup.5, R.sup.2 is H, lower alkyl or cycloalkyl, R.sup.3 is H or lower alkyl, R.sup.4 and R.sup.5 are H or lower alkyl, whereby R.sup.4 and R.sup.5 cannot be hydrogen at the same time, or R.sup.4 and R.sup.5 together with the adjacent nitrogen atom form a 5- or 6-member ring, which additionally can contain a heteroatom, and R.sup.A is hydrogen, .dbd.O, cycloalkyl, --COOR.sup.3 with R.sup.3 having the above-mentioned meanings, or lower alkyl, which optionally can be substituted by OH, halogen, lower alkoxy, phenyl, phenyloxy, --NR.sup.4 R.sup.5, whereby R.sup.4 and R.sup.5 have the above-mentioned meanings, and R.sup.B can be hydrogen, lower alkyl or lower alkoxyalkyl, have valuable pharmacological properties.
5,6,7,8-四氢-β-咔啉衍生物的化学式I ##STR1## 其中R.sup.1是化学式的氧代噻二唑基团 ##STR2## COOR.sup.3或CONR.sup.4 R.sup.5,R.sup.2是H,较低烷基或环烷基,R.sup.3是H或较低烷基,R.sup.4和R.sup.5是H或较低烷基,其中R.sup.4和R.sup.5不能同时为氢,或者R.sup.4和R.sup.5与相邻的氮原子一起形成一个5-或6-元环,该环还可以含有一个杂原子,R.sup.A是氢,.dbd.O,环烷基,--COOR.sup.3,其中R.sup.3具有上述含义,或者较低烷基,可以选择地被OH,卤素,较低烷氧基,苯基,苯氧基,--NR.sup.4 R.sup.5取代,其中R.sup.4和R.sup.5具有上述含义,R.sup.B可以是氢,较低烷基或较低烷氧基烷基,具有有价值的药理特性。