申请人:Lo Zambeletti S.p.A.
公开号:US05254564A1
公开(公告)日:1993-10-19
A compound, or a solvate or salt thereof, of formula (I): ##STR1## in which: RCO is an acyl group in which the group R contains a substituted or unsubstituted carbocyclic aromatic or heterocyclic aromatic ring and R.sub.1 and R.sub.2 are independently hydrogen, C.sub.1-6 alkyl, C.sub.2-6 alkenyl, C.sub.3-6 cycloalkyl or C.sub.4-12 cycloalkylalkyl groups or together form a C.sub.2-8 branched or linear polymethylene or C.sub.2-6 alkenylene group optionally substituted with a hetero-atom; R.sub.3 is hydrogen, C.sub.1-6 alkyl, preferably methyl or ethyl, .sup.4 or phenyl, or R.sub.3 together with R.sub.1 forms a --(CH.sub.2).sub.3 -- or --(CH.sub.2).sub.4 --, group; R.sub.4 and R.sub.5 are identical and are hydrogen or C.sub.1-6 alkyl, or together form a C.sub.2-5 linear polymethylene group; R.sub.6 and R.sub.7 are identical and are hydrogen or C.sub.1-6 alkyl, or together form a C.sub.2-5 linear polymethylene group; or R.sub.5 and R.sub.6 are together --CH.sub.2 -- when each of R.sub.4 and R.sub.7 is hydrogen or C.sub.1-6 alkyl; with the proviso that R.sub.4, R.sub.5, R.sub.6 and R.sub.7 are not simultaneously hydrogen; R.sub.8 and R.sub.9, which may be the same or different, are each hydrogen, C.sub.1-6 alkyl, --CH.sub.2 OR.sub.10, halogen, hydroxy, C.sub.1-6 alkoxy, C.sub.1-6 alkoxycarbonyl, thiol, C.sub.1-6 alkylthio, ##STR2## --NHCOR.sub.12, --NHSO.sub.2 R.sub.13, --CH.sub.2 SO.sub.2 NR.sub.14 R.sub.15, in which each of R.sub.10 to R.sub.15 is independently hydrogen, C.sub.1-6 alkyl, aryl or aralkyl, is useful for the treatment of pain, and or hyponatraemic disease states and/or cerebral ischaemia.
化合物,或其醇溶物或盐,化学式(I):##STR1##其中:RCO是一种酰基,其中基团R含有取代或未取代的碳环芳香族或杂环芳香族环,R.sub.1和R.sub.2分别是氢,C.sub.1-6烷基,C.sub.2-6烯基,C.sub.3-6环烷基或C.sub.4-12环烷基烷基,或者一起形成一个C.sub.2-8支链或线性聚亚甲基或C.sub.2-6烯亚甲基基团,可选地取代一个杂原子;R.sub.3是氢,C.sub.1-6烷基,优选是甲基或乙基,.sup.4或苯基,或者R.sub.3和R.sub.1一起形成一个--(CH.sub.2).sub.3--或--(CH.sub.2).sub.4--基团;R.sub.4和R.sub.5相同且为氢或C.sub.1-6烷基,或者一起形成一个C.sub.2-5线性聚亚甲基基团;R.sub.6和R.sub.7相同且为氢或C.sub.1-6烷基,或者一起形成一个C.sub.2-5线性聚亚甲基基团;或者R.sub.5和R.sub.6一起为--CH.sub.2--,当R.sub.4和R.sub.7中的每一个为氢或C.sub.1-6烷基时;但须遵守R.sub.4、R.sub.5、R.sub.6和R.sub.7不能同时为氢;R.sub.8和R.sub.9,可能相同也可能不同,分别是氢,C.sub.1-6烷基,--CH.sub.2OR.sub.10,卤素,羟基,C.sub.1-6烷氧基,C.sub.1-6烷氧羰基,硫醇,C.sub.1-6烷硫基,##STR2## --NHCOR.sub.12,--NHSO.sub.2R.sub.13,--CH.sub.2SO.sub.2NR.sub.14R.sub.15,其中R.sub.10到R.sub.15中的每一个独立地是氢,C.sub.1-6烷基,芳基或芳基烷基,用于治疗疼痛和/或低钠血症疾病状态和/或脑缺血。