申请人:Roussel Uclaf
公开号:US04464373A1
公开(公告)日:1984-08-07
Novel imidazoquinoxalines of the formula ##STR1## wherein R.sub.1 is selected from the group consisting of hydroxy, alkoxy of 1 to 5 carbon atoms and cyclohexylcarbonyloxymethoxy, R.sub.2 is selected from the group consisting of hydrogen, alkyl of 1 to 8 carbon atoms, alkoxycarbonylvinyl of 4 to 7 carbon atoms, --COR, --CONH(CH.sub.2).sub.n --X and --A--(CH.sub.2).sub.m --Y, R is selected from the group consisting of hydrogen, alkyl of 1 to 8 carbon atoms, cycloalkyl of 3 to 10 carbon atoms, alkenyl of 2 to 4 carbon atoms, alkoxy of 1 to 5 carbon atoms, alkoxycarbonyl of 2 to 5 carbon atoms, amino, --CF.sub.3, --CHCl.sub.2 --, phenyl, aralkyl of 7 to 10 carbon atoms, aralkoxy of 7 to 10 carbon atoms, n is 0 and X is phenyl or n is an integer from 1 to 5 and X is selected from the group consisting of ##STR2## R.sub.3 and R.sub.4 are individually selected from the group consisting of hydrogen, alkyl of 1 to 5 carbon atoms, cycloalkyl of 3 to 7 carbon atoms, aryl of 6 carbon atoms and aralkyl of 7 to 8 carbon atoms or R.sub.3 and R.sub.4 taken together with the nitrogen atom to which they are attached form a saturated heterocycle with 4 to 8 ring carbon atoms optionally containing at least one oxygen atom or sulfur atom or nitrogen atom optionally substituted with alkyl of 1 to 3 carbon atoms or alkoxycarbonyl of 2 to 5 carbon atoms, Hal is chlorine or bromine, A is selected from the group consisting of ##STR3## m is a integer from 1 to 3, Y is ##STR4## their non-toxic, pharmaceutically acceptable acid addition salts when R.sub.1 is other than --OH and their salts with pharmaceutically acceptable metals or nitrogen bases when R.sub.1 is --OH, having antiallergic properties.
本发明涉及一种新型咪唑喹喔啉化合物,其化学式为##STR1##其中R.sub.1选自羟基、1至5个碳原子的烷氧基和环己基羧氧甲氧基的群体,R.sub.2选自氢、1至8个碳原子的烷基、4至7个碳原子的烷氧羰基乙烯基、--COR、--CONH(CH.sub.2).sub.n--X和--A--(CH.sub.2).sub.m--Y的群体,R选自氢、1至8个碳原子的烷基、3至10个碳原子的环烷基、2至4个碳原子的烯基、1至5个碳原子的烷氧基、2至5个碳原子的烷氧羰基、氨基、--CF.sub.3、--CHCl.sub.2--、苯基、7至10个碳原子的芳基烷基、7至10个碳原子的芳基烷氧基的群体,n为0且X为苯基或n为1至5的整数且X选自##STR2##R.sub.3和R.sub.4各自选自氢、1至5个碳原子的烷基、3至7个碳原子的环烷基、6个碳原子的芳基和7至8个碳原子的芳基烷基或R.sub.3和R.sub.4与它们附着的氮原子一起形成饱和杂环,该杂环具有4至8个环碳原子,可选地含有至少一个氧原子或硫原子或氮原子,或者可选地用1至3个碳原子的烷基或2至5个碳原子的烷氧羰基取代,Hal为氯或溴,A选自##STR3##m为1至3的整数,Y为##STR4##当R.sub.1为--OH以外的其他基团时,该化合物的非毒性、药学上可接受的酸盐和当R.sub.1为--OH时,与药学上可接受的金属或氮碱基形成盐,具有抗过敏性能。