Substituted tetrahydronaphthalenes, process for the preparation thereof and the use thereof as medicaments

1. A compound of formula I

wherein:

R1 and R2 taken together with the nitrogen atom to which they are attached form a 4- to 10-membered mono-, bi- or spirocyclic ring which, apart from the nitrogen atom, may include from 0 to 3 additional heteroatoms selected from the group consisting of oxygen, nitrogen and sulfur, wherein the ring is optionally substituted by F, Cl, Br, CF 3 , CN, (C 1 -C 6 )-alkyl, (C 3 -C 8 )-cycloalkyl, O—(C 1 -C 8 )-alkyl, (C 1 -C 4 )-alkoxy-(C 1 -C 4 )-alkyl, hydroxy-(C 1 -C 6 )-alkyl, oxo, CO(R18), CON(R19)(R20), hydroxyl, COO(R21), N(R22)CO(C 1 -C 6 )-alkyl, N(R23)(R24) or SO 2 (C 1 -C 6 )-alkyl;

R18, R19, R20, R21, R22, R23 and R24, are each independently H or (C 1 -C 6 )-alkyl;

or

R23 and R24 taken together with the nitrogen atom to which they are attached form a 5-6-membered ring which, apart from the nitrogen atom, may also include 0-1 further heteroatoms selected from the group consisting of NH, N—(C 1 -C 6 )-alkyl, oxygen and sulfur;

L1 is C(R34)(R35) or C(R36)(R37)C(R38)(R39);

optionally, R1 may be joined to one of the R34, R35, R36, R37, R38 or R39 radicals, so as to form a 5-6-membered ring;

R34, R35, R36, R37, R38 and R39 are each independently H or (C 1 -C 8 )-alkyl;

R3, R4 and R5 are each independently H, F, Cl, Br, I, OH, CF 3 , NO 2 , CN, OCF 3 , O—(C 1 -C 6 )-alkyl, S—(C 1 -C 6 )-alkyl, O—(C 1 -C 4 )-alkoxy-(C 1 -C 4 )-alkyl, (C 1 -C 6 )-alkyl, CON(R40)(R41) or CO(R42);

R40, R41 and R42 are each independently H or (C 1 -C 8 )-alkyl;

or

R40 and R41 taken together with the nitrogen atom to which they are attached form a 5-6-membered ring which, apart from the nitrogen atom, may also include 0-1 further heteroatoms selected from the group consisting of NH, N—(C 1 -C 6 )-alkyl, oxygen and sulfur;

X is C(R43)(R43′);

R6, R6′, R7, R7′, R43 and R43′ are each independently H, F, (C 1 -C 8 )-alkyl, OH, or O—(C 1 -C 6 )-alkyl;

or R6 and R6′, or R43 and R43′ together are oxo;

R8 is H or (C 1 -C 8 )-alkyl;

L2 is a bond or C(R44)(R45);

R44 and R45 are each independently H or (C 1 -C 8 )-alkyl;

A is a 5-6-membered aromatic ring that may include up to two heteroatoms selected from the group consisting of nitrogen, oxygen and sulfur, and is optionally substituted by one or more of substituents selected from H, F, Cl, Br, I, OH, CF 3 , NO 2 , CN, OCF 3 , O—(C 1 -C 6 )-alkyl, O—(C 1 -C 4 )-alkoxy-(C 1 -C 4 )-alkyl, (C 1 -C 6 )-alkyl, N(R54)(R55), SO 2 —CH 3 , CON(R56)(R57), N(R58)CO(R59), and CO(R60);

provided that when L2 is a bond, then C(O)NR8 may be joined to an ortho substituent of A via a bridge containing one or two elements from the group of carbon and nitrogen, so as to form a 9- to 10-membered bicyclic ring overall;

R54, R55, R56, R57, R58, R59, and R60 are each independently H or (C 1 -C 8 )alkyl;

or

R54 and R55, and R56 and R57 each independently taken together with the nitrogen atom to which they are attached form a 5-6-membered ring which, apart from the nitrogen atom, may also include 0-1 further heteroatom from the group of NH, N—(C 1 -C 6 )-alkyl, oxygen and sulfur;

L3 is C(R62)(R63)O, and

B is a 4- to 10-membered mono-, bi- or spirocyclic non-aromatic ring that includes from 1 to 3 heteroatoms selected from the group consisting of oxygen, nitrogen and sulfur, wherein the non-aromatic ring is optionally substituted by one or more substituents selected from F, CF 3 , (C 1 -C 6 )-alkyl, O—(C 1 -C 8 )-alkyl, (C 1 -C 4 )-alkoxy-(C 1 -C 4 )-alkyl, hydroxy-(C 1 -C 4 )-alkyl, oxo, CO(R64), and hydroxyl; and

R62, R63, and R64 are each independently H or (C 1 -C 8 )-alkyl;

or a physiologically compatible salt thereof.

2. The compound according to claim 1 , wherein L2 is a bond.

3. The compound according to claim 1 , wherein R1 and R2 taken together with the nitrogen atom to which they are attached form a 4- to 10-membered mono-, bi- or spirocyclic ring which, apart from the nitrogen atom, may include from 0 to 2 additional heteroatoms selected from the group consisting of oxygen, nitrogen and sulfur, wherein the ring is optionally substituted by F, Cl, Br, CF 3 , (C 1 -C 6 )-alkyl, O—(C 1 -C 8 )-alkyl, (C 3 -C 8 )-cycloalkyl, (C 1 -C 4 )-alkoxy-(C 1 -C 4 )-alkyl, hydroxy-(C 1 -C 6 )-alkyl, oxo, CO(R18), hydroxyl, N(R22)CO(C 1 -C 6 )-alkyl, or SO 2 (C 1 -C 6 )-alkyl.

4. The compound according to claim 1 , wherein A is selected from the group consisting of

any of which is optionally substituted by one or more of substituents selected from H, F, Cl, Br, I, OH, CF 3 , NO 2 , CN, OCF 3 , O—(C 1 -C 6 )-alkyl, O—(C 1 -C 4 )-alkoxy-(C 1 -C 4 )-alkyl, (C 1 -C 6 )alkyl, N(R54)(R55), SO 2 —CH 3 , CON(R56)(R57), N(R58)CO(R59), and CO(R60).

5. The compound according to claim 1 , wherein B is a 4- to 6-membered non-aromatic ring that includes from 1 to 2 oxygen atoms, wherein the ring is optionally substituted by one or more substituents selected from (C 1 -C 6 )-alkyl and hydroxyl.

6. The compound according to claim 1 , wherein the moiety

B-L3 is

7. The compound according to claim 1 , which is a compound of formula II

wherein:

L1, R3, R4 and R8 are each as defined in claim 1 ;

R, R′, R″ and R′″ are each independently selected from the group consisting of H, F, Cl, Br, I, OH, CF 3 , NO 2 , CN, OCF 3 , O—(C 1 -C 6 )-alkyl, O—(C 1 -C 4 )-alkoxy-(C 1 -C 4 )-alkyl, (C 1 -C 6 )-alkyl, N(R54)(R55), SO 2 —CH 3 , CON(R56)(R57), N(R58)CO(R59), and CO(R60);

L3 is CH 2 O; and

B is a 4- to 6-membered non-aromatic ring that includes from 1 to 2 oxygen atoms, wherein the ring is optionally substituted by one or more substituents selected from the group consisting of F, (C 1 -C 6 )-alkyl, O—(C 1 -C 8 )-alkyl, (C 1 -C 4 )-alkoxy-(C 1 -C 4 )-alkyl, oxo, and hydroxyl.

8. The compound according to claim 7 , wherein the moiety

B-L3 is

9. The compound according to claim 1 , which is a compound of formula IV

wherein R1, R2, R3, R4, X, L1, L3 and B are each as defined in claim 1 , and the broken line indicates an optional double bond.

10. A pharmaceutical composition comprising the compound according to claim 1 or a physiologically compatible salt thereof, in combination with a pharmacologically acceptable carrier or excipient.

11. The pharmaceutical composition according to claim 10 , further comprising one or more active ingredients effective in treating a metabolic disorder or a disease associated therewith.

12. The pharmaceutical composition according to claim 10 , further comprising one or more anti-diabetics.

13. The pharmaceutical composition according to claim 10 , further comprising one or more lipid modulators.

14. The pharmaceutical composition according to claim 10 , further comprising one or more anti-obesity agents.

15. A pharmaceutical composition comprising the compound according to claim 7 or a physiologically compatible salt thereof, in combination with a pharmacologically acceptable carrier or excipient.

16. A pharmaceutical composition comprising the compound according to claim 8 or a physiologically compatible salt thereof, in combination with a pharmacologically acceptable carrier or excipient.

17. A pharmaceutical composition comprising the compound according to claim 9 or a physiologically compatible salt thereof, in combination with a pharmacologically acceptable carrier or excipient.

18. A process for preparing a pharmaceutical composition comprising the compound according to claim 1 or a physiologically compatible salt thereof, in combination with a pharmacologically acceptable carrier or excipient, comprising mixing the compound according to claim 1 or the physiologically compatible salt thereof with the pharmacologically acceptable carrier or excipient, and converting the mixture into to a form suitable for administration.

19. The compound according to claim 1 , wherein A is a 5-6-membered aromatic ring optionally substituted by one or more substituents selected from H, F, Cl, Br, I, OH, CF 3 , NO 2 , CN, OCF 3 , O—(C 1 -C 6 )-alkyl, O—(C 1 -C 4 )-alkoxy-(C 1 -C 4 )-alkyl, (C 1 -C 6 )-alkyl, N(R54)(R55), SO 2 —CH 3 , CON(R56)(R57), N(R58)CO(R59), and CO(R60).