5,6,6a,7-Tetrahydro-4H-dibenz(de,g)isoquinoline derivatives, process for their preparation and pharmaceutical compositions containing them
申请人:GÖDECKE AKTIENGESELLSCHAFT
公开号:EP0042659A1
公开(公告)日:1981-12-30
The present invention provides compounds of the general formula:-
wherein R,, R2, R3, R4 and R5 may be the same or different and are hydroxy, straight or branched-chain alkoxy of from 1 to 5 carbon atoms, phenoxy, benzyloxy, two adjacent groups may be methylenedioxy, or hydrogen provided R4 and R5 are not simultaneously hydrogen; R6 is hydrogen, straight or branched-chain alkyl of from 1 to 5 carbon atoms, straight or branched-chain alkenyl of from 2 to 5 carbon atoms, cycloalkylalkyl of from 4 to 7 carbon atoms, alkoxy carbonyl of from 2 to 6 carbon atoms, trifluoroacetyl, aralkyl of from 5 to 11 carbon atoms, or acyl which is derived from an aiiphatic, araliphatic or aromatic carboxylic acid of from 1 to 11 carbon atoms; and the pharmaceutically acceptable salts thereof; excluding 5,6,6a,7-tetrahydro-1-hydroxy-2,9,10 trimethoxy-5-methyl-4H-dibenz(de,g)-isoquinoline and 5,6,6a,7-tetrahydro-1,2,9,10-tetra-methoxy-5-methyl-4H-dibenz (de,g)isoquinoline.
The present invention also provides a process for the preparation of these compounds and pharmaceutical compositions containing them. Furthermore, the present invention is concerned with the use of these compounds for treating diseases of the central nervous system.
本发明提供通式如下的化合物
其中R、R2、R3、R4和R5可以相同或不同,并且是羟基、1至5个碳原子的直链或支链烷氧基、苯氧基、苄氧基、两个相邻基团可以是亚甲基二氧基或氢,但R4和R5不能同时是氢;R6 是氢、1 至 5 个碳原子的直链或支链烷基、2 至 5 个碳原子的直链或支链烯基、4 至 7 个碳原子的环烷基烷基、2 至 6 个碳原子的烷氧基羰基、三氟乙酰基、5 至 11 个碳原子的芳基烷基,或衍生自 1 至 11 个碳原子的脂肪族、芳脂族或芳香族羧酸的酰基;及其药学上可接受的盐;不包括 5,6,6a,7-四氢-1-羟基-2,9,10-三甲氧基-5-甲基-4H-二苯并(de,g)异喹啉和 5,6,6a,7-四氢-1,2,9,10-四甲氧基-5-甲基-4H-二苯并(de,g)异喹啉。
本发明还提供了制备这些化合物和含有这些化合物的药物组合物的工艺。此外,本发明还涉及使用这些化合物治疗中枢神经系统疾病。