N-benzenesulfonyl l-proline compounds as bradykinin antagonists
申请人:Pfizer Inc.
公开号:US20020128271A1
公开(公告)日:2002-09-12
This invention provides a compound of the formula (I):
1
or the pharmaceutically acceptable salts thereof wherein X
1
and X
2
are halo; R
1
and R
2
are independently hydrogen or C
1-4
alkyl; R
3
and R
4
are each hydrogen or halo; and
R
5
is
(a) —C
3-9
diazacycloalkyl optionally substituted with C
5-11
azabicycloalkyl;
(b) —C
3-9
azacycloalkyl-NH—(C
5-11
azabicycloalkyl optionally substituted with C
1-4
alkyl);
(c) —NH—C
1-3
alkyl-C(O)—C
5-11
diazabicycloalkyl;
(d) —NH—C
1-3
alkyl-C(O)—NH—C
5-11
azabicycloalkyl, the C
5-11
azabicycloalkyl being optionally substituted with C
1-4
alkyl;
(e) —C
3-9
azacycloalkyl optionally substituted with C
3-9
azacycloalkyl; or
(f) —NH—C
1-5
alkyl-NH—C(O)—C
4-9
cycloalkyl-NH
2
.
These compounds are useful for the treatment of medical conditions mediated by bradykinin such as inflammation, allergic rhinitis, pain, etc. This invention also provides a pharmaceutical composition comprising the above compound.