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    • 32. 发明授权
    • Abeo-ergoline derivatives as 5HT1A ligands
    • 二氢麦角灵衍生物作为5HT1A配体
    • US06284896B1
    • 2001-09-04
    • US08998867
    • 1997-12-29
    • Sergio ManteganiTiziano BandieraEnzo BrambillaCarla CacciaNicola Carfagna
    • Sergio ManteganiTiziano BandieraEnzo BrambillaCarla CacciaNicola Carfagna
    • C07D48706
    • C07D487/06
    • There are provided compounds of formula (I), wherein R1 is a hydrogen, chlorine or bromine atom or a methyl, methylthio, hydroxy, cyano or carboxamido group; R2 is C1-C3 alkyl or an alkyl group; R3 and R4 are independently a hydrogen atom, a C1-C5 alkyl group, a C3-C5 alkenyl group, a C5-C6 cycloalkyl C1-C3 alkyl group, a phenyl-C3-C5 alkenyl or phenyl group: which groups are optionally substituted by C1-C3 alkyl, C1-C3 alkoxy, triflouromethyl, hydroxy or amino group; or a group of formula (a), wherein R6 is hydrogen atom or a C1-C3 alkyl group and R7 is a phenyl group, a substituted phenyl group as described above or a heterocyclic ring, R5 is a hydrogen or bromine atom or an organic residue and R is H or an organic residue, or a pharmaceutically acceptable salt thereof. A process for their preparation and the pharmaceutical compositions comprising them are also provided.
    • 提供式(I)化合物,其中R 1是氢,氯或溴原子或甲基,甲硫基,羟基,氰基或甲酰氨基; R2是C1-C3烷基或烷基; R3和R4独立地是氢原子,C1-C5烷基,C3-C5烯基,C5-C6环烷基C1-C3烷基,苯基-C3-C5链烯基或苯基:这些基团是任选取代的 C 1 -C 3烷基,C 1 -C 3烷氧基,三氟甲基,羟基或氨基; 或式(a)的基团,其中R6是氢原子或C1-C3烷基,R7是苯基,如上所述的取代苯基或杂环,R5是氢或溴原子或有机 残基,R为H或有机残基,或其药学上可接受的盐。 还提供了其制备方法和包含它们的药物组合物。