Substituted 2-carbonylamino-6-piperidinaminopyridines and substituted 1-carbonylamino-3-piperidinaminobenzenes as 5-HT1F agonists
申请人:Blanco-Pillado Maria-Jesus
公开号:US20070270466A1
公开(公告)日:2007-11-22
The present invention relates to compounds of formula I:
or a pharmaceutically acceptable acid addition salt thereof, wherein X is C(R
3c
)═ or N═; R
1
is C
2
-C
6
alkyl, substituted C
2
-C
6
alkyl, C
3
-C
7
cycloalkyl, substituted C
3
-C
7
cycloalkyl, phenyl, substituted phenyl, heterocycle, or substituted heterocycle; R
2
is hydrogen, C
1
-C
3
n-alkyl, C
3
-C
6
cycloalkyl-C
1
-C
3
alkyl, or a group of formula II
provided that when R
1
is C
2
-C
6
alkyl or substituted C
2
-C
6
alkyl, R
2
is hydrogen or methyl; R
3a
, R
3b
and, when X is —C(R
3c
)═, R
3c
, are each independently hydrogen, fluoro, or methyl, provided that no more than one of R
3a
, R
3b
, and R
3c
may be other than hydrogen; R
4
is hydrogen or C
1
-C
3
alkyl; R
5
is hydrogen, C
1
-C
3
alkyl, or C
3
-C
6
cycloalkylcarbonyl, provided that when R
3a
is other than hydrogen, R
5
is hydrogen; R
6
is hydrogen or C
1
-C
6
alkyl; and n is an integer from 1 to 6 inclusively. The compounds of the present invention are useful for activating 5HT
1F
receptors, inhibiting neuronal protein extravasation, and for the treatment or prevention of migraine in a mammal.
本发明涉及式I的化合物:或其药学上可接受的酸加成盐,其中X为C(R3c)═或N═; R1为C2-C6烷基,取代的C2-C6烷基,C3-C7环烷基,取代的C3-C7环烷基,苯基,取代的苯基,杂环或取代的杂环; R2为氢,C1-C3烷基,C3-C6环烷基-C1-C3烷基,或式II的基团,但当R1为C2-C6烷基或取代的C2-C6烷基时,R2为氢或甲基; R3a,R3b,当X为—C(R3c)═时,R3c各自独立地为氢,氟或甲基,但提供当R3a,R3b和R3c中的不超过一个不是氢时; R4为氢或C1-C3烷基; R5为氢,C1-C3烷基或C3-C6环烷基羰基,但当R3a不是氢时,R5为氢; R6为氢或C1-C6烷基; n为1至6的整数,包括1和6。本发明的化合物可用于激活5HT1F受体,抑制神经元蛋白外渗,并用于哺乳动物偏头痛的治疗或预防。