Claims
- 1. A compound of the formula: wherein:A1 is lower alkylene, R1 is imidazopyridyl, substituted with a substituent(s) selected from the group consisting of halogen, lower alkyl, lower alkoxy, lower alkylamino and a heterocyclic group, R2 is hydrogen, halogen or lower alkyl, R3 is halogen or lower alkyl, and R4 is carboxy, lower alkanoyl or a group of the formula: —Q—A2—R5 or in which R2 is amino, acylamino, cyano, hydroxy, hydroxyimino (lower) alkyl or acyl, R6 is hydrogen or acyl, A2 is lower alkylene or a single bond, and Q is lower alkenylene or a group of the formula: in which R7 is hydrogen or halogen; R8 is hydrogen, or R8 and R2 are taken together to form lower alkylene; and R9 is hydrogen, lower alkyl or ar(lower)alkyl; provided that A2 is lower alkylene when R8 is hydrogen, and pharmaceutically acceptable salts thereof.
- 2. A compound of claim 1, wherein:R1 is a group of the formula: —Q—A2R5, in which R5 is amino or acylamino, A2 is lower alkylene, and Q is lower alkenylene or a group of the formula:
- 3. A compound of claim 2, wherein:R1 is 2-(lower alkyl)-3-(halo)imidazo[1,2-a]pyridin-8-yl, and A1 is methylene.
- 4. A compound of claim 3, wherein:R5 is amino or a group of the formula: in which A3 is —NH—, lower alkylene or lower alkenylene, Z is CH or N, R11 is hydrogen, lower alkyl or lower alkoxy, and R10 is carboxy, esterified carboxy, heterocyclic(lower)alkenyl or a group of the formula: in which R12 is hydrogen, lower alkyl, heterocyclic(lower)alkyl, a heterocyclic group, lower alkanoyl, lower alkoxy(lower)alkanoyl, heterocycliccarbonyl optionally substituted with lower alkyl, or lower alkylsulfonyl, and R13 is hydrogen, lower alkyl or heterocyclic(lower)alkyl, or R12 and R13 are taken together with the attached nitrogen atom to form a heterocyclic group optionally substituted with oxo, and Y is a single bond or —CO—.
- 5. A compound of claim 4, whereinQ is a group of the formula: A2 is methylene, and R5 is a group of the formula:
- 6. A process for preparing a compound of the formula: wherein:A1 is lower alkylene, R1 is imidazopyridyl, substituted with a substituent(s) selected from the group consisting of halogen, lower alkyl, lower alkoxy, lower alkylamino and a heterocyclic group, R2 is hydrogen, halogen or lower alkyl, R3 is halogen or lower alkyl, and R4 is carboxy, lower alkanoyl or a group of the formula: —Q—A2—R5 or in which R5 is amino, acylamino, cyano, hydroxy, hydroxyimino(lower)alkyl or acyl, R6 is hydrogen or acyl, A2 is lower alkylene or a single bond, and Q is lower alkenylene or a group of the formula: in which R7 is hydrogen or halogen; R8 is hydrogen, or R8 and R2 are taken together to form lower alkylene; and R9 is hydrogen, lower alkyl or ar(lower)alkyl; provided that A2 is lower alkylene when R8 is hydrogen, or its salt, which comprises: a) reacting a compound of the formula: wherein X is a leaving group, and R2, R3, R4 and A1 are each as defined above, or its salt with a compound of the formula: R1—OH wherein R1 is as defined above, or its salt, to give a compound of the formula: wherein R1, R2, R3, R4 and A1 are each as defined above, or its salt, or b) acylating a compound of the formula: wherein R1, R2, R3, A1, A2 and Q are each as defined above, or its salt, to give a compound of the formula: wherein Ra5 is acylamino, and R1, R2, R3, A1, A2 and Q are each as defined above, or its salt, or c) subjecting a compound of the formula: wherein Ra10 is esterified carboxy, R11 is hydrogen, lower alkyl or lower alkoxy, A3 is —NH—, lower alkylene or lower alkenylene, Z is CH or N, and R1, R2, R3, A1, A2 and Q are each as defined above, or its salt, to a deesterification reaction to give a compound of the formula: wherein R1, R2, R3, R11, A1, A2, A3, Q and Z are each as defined above, or its salt, or d) reacting a compound of the formula: wherein R1, R2, R3, R11, A1, A2, A3, Q and Z are each as defined above, or its reactive derivative at the carboxy group, or a salt thereof, with a compound of the formula: wherein R12 is hydrogen, lower alkyl, heterocyclic(lower)alkyl, a heterocyclic group, lower alkanoyl, lower alkoxy(lower)alkanoyl, heterocycliccarbonyl optionally substituted with lower alkyl, or lower alkylsulfonyl, and R13 is hydrogen, lower alkyl or heterocyclic(lower)alkyl, or R12 and R13 are taken together with the attached nitrogen atom to form a heterocyclic group optionally substituted with oxo, or its salt, to give a compound of the formula: wherein R1, R2, R3, R11, R12, R13, A1, A2, A3, Q and Z are each as defined above, or its salt.
- 7. A pharmaceutical composition comprising a compound of claim 1 in association with a pharmaceutically acceptable carrier or excipient.
- 8. The compound of claim 1, wherein R1 is 2-(lower alkyl)-3-(halo)imidazo[1,2-a]pyridin-8-yl.
- 9. The compound 2-[(E)-3-(6-acetamidopyridin-3-yl)acryloylaminomethyl]-1-[2,4-dichloro-3-(3-bromo-2-methylimidazo[1,2-a]pyridin-8-yloxymethyl)phenyl]pyrrole.
- 10. A method for the prevention and/or the treatment of a disease mediated by bradykinin comprising administering an effective amount of a compound of claim 1 to a subject in need thereof.
- 11. A method of manufacturing a medicament comprising admixing a compound of claim 1 with a pharmaceutically acceptable carrier or excipient.
Priority Claims (1)
Number |
Date |
Country |
Kind |
9519077 |
Sep 1995 |
GB |
|
Parent Case Info
This application is a divisional of U.S. application Ser. No. 09/419,684, filed Oct. 15, 1999, now U.S. Pat. No. 6,100,284, which is a divisional of U.S. application Ser. No. 09/029,852, filed Mar. 13, 1998, now U.S. Pat. No. 6,008,229, which was filed as International Application No. PCT/JP96/02669, filed Sep. 18, 1996.
US Referenced Citations (4)
Number |
Name |
Date |
Kind |
5563162 |
Oku et al. |
Oct 1996 |
A |
5574042 |
Oku et al. |
Nov 1996 |
A |
5708173 |
Oku et al. |
Jan 1998 |
A |
5750699 |
Oku et al. |
May 1998 |
A |
Foreign Referenced Citations (4)
Number |
Date |
Country |
0 596 406 |
May 1994 |
EP |
0 622 361 |
Nov 1994 |
EP |
WO 9604251 |
Feb 1996 |
WO |
WO 9613485 |
May 1996 |
WO |