Substituted nitrogen-containing six-membered amino-heterocycles as vanilloid-1 receptor antagonists for treating pain
申请人:Hollingworth John Gregory
公开号:US20050197342A1
公开(公告)日:2005-09-08
The present invention provides a compound of formula I:
Y-J-NH-Z (I)
wherein:
Y is a quinoline or isoquinoline optionally substituted with one or two substituents independently chosen from hydroxy, halogen, haloC
1-4
alkyl, C
1-4
alkyl, C
1-4
alkoxy, haloC
1-4
alkoxy, nitro and amino;
J is pyridine, pyridazine, pyrazine, pyrimidine or triazine optionally substituted with one or two substituents independently chosen from hydroxy, halogen, haloC
1-4
alkyl, C
1-4
alkyl, C
3-5
cycloalkyl, C
1-4
alkoxy, hydroxyC
1-4
alkyl, cyano, hydroxy, C
1-4
cycloalkoxy, C
1-4
alkylthio, haloC
1-4
alkoxy, nitro, Q, (CH
2
)
p
Q, —NR
2
R
3
, —(CH
2
)
p
NR
2
R
3
and —O(CH
2
)
p
NR
2
R
3
; wherein J is substituted at positions meta to each other by NH and Y; and
Z is phenyl or pyridyl optionally substituted with one or two substituents independently selected from halogen, haloC
1-4
alkyl, C
1-4
alkyl, C
1-4
alkoxy, haloC
1-4
alkoxy, nitro and amino;
Q is phenyl, a five-membered heterocyclic ring containing one, two, three or four heteroatoms chosen from O, N and S, at most one heteroatom being O or S, or a six-membered heterocyclic ring containing one, two or three nitrogen atoms, optionally substituted by C
1-4
alkyl;
each R
2
and R
3
is chosen from H and C
1-4
alkyl, or R
2
and R
3
, together with the nitrogen atom to which they are attached, may form a six-membered ring optionally containing an oxygen atom or a further nitrogen atom, which ring is optionally substituted by C
1-4
alkyl or Q; p is 1, 2 or 3; or a pharmaceutically acceptable salt thereof; pharmaceutical compositions comprising it; its use in methods of therapy; use of it for manufacturing medicaments; and methods of using it to treat diseases requiring administration of a VR1 antagonist such as pain, cough, GERD and depression.
本发明提供一种公式I的化合物:Y-J-NH-Z(I),其中:Y是喹啉或异喹啉,可选地取代一个或两个取代基,独立地选择自羟基,卤素,卤基C1-4烷基,C1-4烷基,C1-4烷氧基,卤基C1-4烷氧基,硝基和氨基;J是吡啶,吡嗪,吡咯,嘧啶或三嗪,可选地取代一个或两个取代基,独立地选择自羟基,卤素,卤基C1-4烷基,C1-4烷基,C3-5环烷基,C1-4烷氧基,羟基C1-4烷基,氰基,C1-4环烷氧基,C1-4烷基硫基,卤基C1-4烷氧基,硝基,Q,(CH2)pQ,—NR2R3,—(CH2)pNR2R3和—O(CH2)pNR2R3;其中J在与Y相对的位置上被NH取代;Z是苯基或吡啶基,可选地取代一个或两个取代基,独立地选择自卤素,卤基C1-4烷基,C1-4烷基,C1-4烷氧基,卤基C1-4烷氧基,硝基和氨基;Q是苯基,含有一个、两个、三个或四个杂原子(O、N和S)的五元杂环,最多有一个杂原子为O或S,或含有一个、两个或三个氮原子的六元杂环,可选地被C1-4烷基取代;每个R2和R3选择自H和C1-4烷基,或者R2和R3与它们连接的氮原子一起,可以形成一个六元环,可选地含有一个氧原子或进一步的氮原子,该环可选地被C1-4烷基或Q取代;p为1、2或3;或其药学上可接受的盐;包含该化合物的药物组合物;其在治疗方法中的使用;用于制造药物的使用;以及使用它治疗需要VR1拮抗剂(如疼痛、咳嗽、GERD和抑郁症)的疾病的方法。