申请人:J. Uriach & Cia.
公开号:US05208246A1
公开(公告)日:1993-05-04
The present invention relates to new tetralones having the formula I: ##STR1## wherein: R.sup.1 and R.sup.2 represent hydrogen, halogen, cyano, C.sub.1-4 alkyl, C.sub.1-4 alkoxy, trifluoromethyl, pentafluoroethyl, ethynyl, trimethylsilylethynyl, C.sub.1-4 alkylcarbonylamino being the amino optionally substituted by a C.sub.1-4 alkyl group; R.sup.3 is hydrogen or C.sub.1-4 alkyl, and R.sup.4 is C.sub.1-4 alkyl, or R.sup.3 and R.sup.4 together form a C.sub.2-5 polymethylene chain; either R.sup.5 represents hydroxyl, acetoxy or formyloxy and R.sup.6 and R.sup.7 are both hydrogen, or R.sup.5 together with R.sup.6 form a carbonyl group and R.sup.7 is hydrogen, or R.sup.5 and R.sup.7 together form a bond and R.sup.6 is hydrogen; R.sup.8 is, among others, 1,2-dihydro-2-oxo-1-pyridyl, 2,3-dihydro-1-oxo-1H-isoindol-2-yl, 2-oxo-1-pyrrolidinyl, 2-oxo-1-pyperidinyl. The invention also relates to a procedure for their preparation and to pharmaceutical compositions containing them. These compounds are antihypertensive and bronchodilator agents.
本发明涉及具有以下化学式I的新四氢萘:##STR1##其中:R.sup.1和R.sup.2代表氢、卤素、氰基、C.sub.1-4烷基、C.sub.1-4烷氧基、三氟甲基、五氟乙基、乙炔基、三甲基硅基乙炔基、C.sub.1-4烷基羰基氨基,该氨基可能被C.sub.1-4烷基基团取代;R.sup.3为氢或C.sub.1-4烷基,R.sup.4为C.sub.1-4烷基,或R.sup.3和R.sup.4一起形成C.sub.2-5聚亚甲基链;R.sup.5代表羟基、乙酰氧基或甲酰氧基,R.sup.6和R.sup.7都是氢,或者R.sup.5与R.sup.6一起形成羰基,R.sup.7为氢,或者R.sup.5和R.sup.7一起形成键,R.sup.6为氢;R.sup.8为1,2-二氢-2-氧-1-吡啶基、2,3-二氢-1-氧-1H-异吲哚-2-基、2-氧-1-吡咯烷基、2-氧-1-吡哌啶基等。该发明还涉及它们的制备方法和含有它们的药物组合物。这些化合物是抗高血压和支气管扩张剂。