Selective CCR2 antagonists
The present invention relates to novel and selective antagonists for CCR2 (CC chemokine receptor 2) and their use for providing medicaments for treating conditions and diseases, especially pulmonary diseases like asthma and COPD as well as pain.
1. A compound according to formula (I),
wherein R 3 is a group selected from among
wherein R 14 is a group selected from among —H, —C 1 -C 6 -alkyl, —CN, —CF 3 , —OCF 3 , halogen, and —C(O)—CH 3 ;
wherein R 15 is a group selected from among —H, —C 1 -C 6 -alkyl, —CN, —CF 3 , and —C(O)—CH 3 ; and
wherein R 16 is a group selected from among —H, —C 1 -C 6 -alkyl, —CN, —CF 3 , —OCF 3 , halogen, and —C(O)—CH 3 ;
or wherein R 3 denotes a group selected from among —CH 2 F, —CHF 2 , and —CF 3 ;
wherein A is a group selected from among
wherein R 7 is selected from among —H, —C 1 -C 4 -alkyl, —O—C 1 -C 4 -alkyl, -halogen, —CN, —CF 3 , and —OCF 3 , and wherein R 8 is selected from among —H, —C 1 -C 4 -alkyl, —O—C 1 -C 4 -alkyl, -halogen, —CN, —CF 3 , and —OCF 3 ,
wherein Q is selected from among CH 2 and O, and wherein R 9 is selected from among —H, —C 1 -C 4 -alkyl, —O—C 1 -C 4 -alkyl, -halogen, —CN, —CF 3 , and —OCF 3 , and wherein R 10 is selected from among —H, —C 1 -C 4 -alkyl, —O—C 1 -C 4 -alkyl, -halogen, —CN, —CF 3 , and —OCF 3 ;
R 6 is a group of the structure -L 1 —R 13 ,
wherein L 1 is selected from among —NH—, and —N(C 1 -C 4 -alkyl)- ,
and wherein R 13 is selected from among —C 5 -C 6 -heterocyclyl comprising 1 or 2 hetero atoms selected from among N, and O,
and wherein R 13 is optionally substituted by one or more groups selected from among among —CF 3 , —OCF 3 , —CN, —OH, —O—C 1 -C 4 -alkyl, —C 1 -C 6 -alkyl, and -halogen;
or R 6 is a group of the structure —N(R 1 ,R 1 ′),
wherein R 1 and R 1 , , together form a —C 2 -C 6 -alkylene group such that a ring is formed, wherein one carbon atom may be replaced by a group selected from among NH, and O,
and wherein such ring is optionally substituted with one or more groups selected from among —OH, —OCH 3 , —CF 3 , —OCF 3 , —CN, -halogen, —C 1 -C 4 -alkyl, ═O, and —N(C 0 -C 3 -alkyl)-SO 2 —C 1 -C 3 -alkyl;
R 2 is selected from among —H, -halogen, —CN, —O—C 1 -C 4 -alkyl, —C 1 -C 1 -alkyl, —CH═CH 2 , —C≡CH, -cyclopropyl, —CF 3 , —OCF 3 , —OCF 2 H, and —OCFH 2 ;
R 4 is selected from among —H, —C 1 -C 4 -alkyl, —OH, —O—C 1 -C 4 -alkyl, -halogen, —CN, —CF 3 , and —OCF 3 ;
R 5 is selected from among —H, —C 1 -C 1 -alkyl, —OH, —O—C 1 -C 4 -alkyl, -halogen, —CN, —CF 3 , and —OCF 3 ;
G and E are N; and
n is 1, 2 or 3;
or an acid addition salt with a pharmacologically acceptable acid.
2. The compound of claim 1 ,
wherein R 3 is a group selected from among
wherein R 14 is a group selected from among —H, —C 1 -C 6 -alkyl, —CN, —CF 3 , —OCF 3 , halogen, and —C(O)—CH 3 ;
wherein R 15 is a group selected from among —H, —C 1 -C 6 -alkyl, —CN, —CF 3 , and —C(O)—CH 3 ; and
wherein R 16 is a group selected from among —H, —C 1 -C 6 -alkyl, —CN, —CF 3 , —OCF 3 , halogen, and —C(O)—CH 3 .
3. The compound of claim 1 ,
wherein R 3 is a group selected from among —CH 2 F, —CHF 2 , and —CF 3 .
4. The compound of claim 1 ,wherein A is a group of the structure
wherein Q denotes CH 2 , and wherein R 9 denotes —H, and wherein R 10 is a group selected from among —H, —CH 3 , and —CF 3 .
5. The compound of claim 1 , wherein A is a group of the structure
wherein R 7 is selected from among —H, —C 1 -C 4 -alkyl, —O—C 1 -C 4 -alkyl, -halogen, —CN, —CF 3 , and —OCF 3 ; and
wherein R 8 is selected from among —H, —C 1 -C 1 -alkyl, —O—C 1 -C 4 -alkyl, -halogen, —CN, —CF 3 , and —OCF 3 .
6. The compound of claim 1 , wherein R 2 is a group selected from among —H, —CH 3 , —OCH 3 , and -cyclopropyl.
7. The compound of claim 1 , wherein R 4 is selected from among —H, —CH 3 , —OCH 3 , —CF 3 , and —OH.
8. The compound of claim 1 , wherein R 5 is selected from among —H, —CH 3 , —C 2 H 5 , —O—CH 3 , —O—C 2 H 5 , —F, —CF 3 , and —OCF 3 .
9. The compound of claim 1 , wherein R 6 is a group of the structure -L 1 -R 13 ,
wherein L 1 is selected from among —NH—, and —N(CH 3 )—,
wherein R 13 is —C 6 -heterocyclyl comprising an O atom, and
wherein R 13 is optionally substituted by a group selected from among —O—C 1 -C 4 -alkyl, and -halogen.
10. The compound of claim 1 , wherein R 6 is a group of the structure-N (R 1 ,R 1 ′),
wherein R 1 and R 1′ , together form a —C 5 -alkylene group such that a ring is formed,
wherein one carbon atom may be replaced by a group selected from among O,
and wherein such ring is optionally substituted with one or more groups selected from among —OH, —OCH 3 —CF 3 , —OCF 3 —CN, -halogen, —C 1 -C 1 -alkyl, ═O, and —N(C 0 -C 1 -alkyl)—SO 2 —C 1 -C 3 -alkyl.
11. The compound of claim 1 , wherein n is 2.
12. A compound according to claim 1 , selected from the group consisting of
or an acid addition salt with a pharmacologically acceptable acid.
13. A compound selected from the group consisting of
or an acid addition salt with a pharmacologically acceptable acid.