US 7,582,657 B2 · Vanilloid receptor ligands and their use in treatments

Abstract

Compounds having the general structure and compositions containing them, for the treatment of acute, inflammatory and neuropathic pain, dental pain, general headache, migraine, cluster headache, mixed-vascular and non-vascular syndromes, tension headache, general inflammation, arthritis, rheumatic diseases, osteoarthritis, inflammatory bowel disorders, inflammatory eye disorders, inflammatory or unstable bladder disorders, psoriasis, skin complaints with inflammatory components, chronic inflammatory conditions, inflammatory pain and associated hyperalgesia and allodynia, neuropathic pain and associated hyperalgesia and allodynia, diabetic neuropathy pain, causalgia, sympathetically maintained pain, deafferentation syndromes, asthma, epithelial tissue damage or dysfunction, herpes simplex, disturbances of visceral motility at respiratory, genitourinary, gastrointestinal or vascular regions, wounds, burns, allergic skin reactions, pruritis, vitiligo, general gastrointestinal disorders, gastric ulceration, duodenal ulcers, diarrhea, gastric lesions induced by necrotising agents, hair growth, vasomotor or allergic rhinitis, bronchial disorders or bladder disorders.

A compound having the structure:

or any pharmaceutically-acceptable salt thereof, wherein:
n is independently, at each instance, 0, 1 or 2,
R1 is
or R1 is a saturated or unsaturated 6-membered ring heterocycle containing 1, 2 or 3 heteroatoms independently selected from N, O and S, wherein no more than 2 of the ring members are O or S, and the heterocycle is substituted by 0, 1, 2 or 3 substituents independently selected from R5, R6 and R7;
R15 is, independently, in each instance, R10, C1-8alkyl substituted by 0, 1 or 2 substituents selected from R10, —(CH2)nphenyl substituted by 0, 1, 2 or 3 substituents independently selected from R10, or a saturated or unsaturated 5- or 6-membered ring heterocycle containing 1, 2 or 3 heteroatoms independently selected from N, O and S, wherein no more than 2 of the ring members are O or S, wherein the heterocycle is optionally fused with a phenyl ring, and the heterocycle or fused phenyl ring is substituted by 0, 1, 2 or 3 substituents independently selected from R10;
R16 is, independently, in each instance, H, halo, —NH2, —NHC1-3alkyl, —N(C1-3alkyl)C1-3alkyl or C1-3alkyl;
R4 is
or R4 is an unsaturated 5- or 6-membered ring heterocycle containing 1, 2 or 3 atoms selected from O, N and S that is optionally vicinally fused with a saturated or unsaturated 3- or 4-atom bridge containing 0, 1, 2 or 3 atoms selected from O, N and S with the remaining atoms being carbon, so long as the combination of O and S atoms is not greater than 2, wherein the carbon atoms of the heterocycle and bridge are substituted by 0, 1, 2 or 3 substituents independently selected from C1-9alkyl, C1-4haloalkyl, halo, nitro, cyano, oxo, —Rd, —S(═O)nC1-6alkyl, —OC1-4haloalkyl, —OC2-6alkylNRdRd, —OC2-6alkylORd, —OC1-6alkylC(═O)ORd, —NRdRd, —NRdC1-4haloalkyl, —NRdC2-6alkylNRdRd, —NRdC2-6alkylORd, —C(═O)C1-6alkyl, —C(═O)OC1-6alkyl, —OC(═O)C1-6alkyl, —C(═O)NRdC1-6alkyl and —NRdC(═O)C1-6alkyl;
and saturated carbon atoms may be additionally substituted by ═O;
and any nitrogen atoms in the bridge are substituted by H, —C1-6alkylORd, —C1-6alkyl, —C1-6alkylNRdRd, —C1-3alkylC(═O)ORd, —C1-3alkylC(═O)NRdRd, —C1-3alkylOC(═O)C1-6alkyl, —C1-3alkylNRdC(═O)C1-6alkyl, —C(═O)Rf or —C1-3alkylRf;
or R4 is 10-membered bicyclic ring comprising fused 6-membered rings, containing 0, 1, 2, 3 or 4 N atoms with the remainder being carbon atoms, with at least one of the 6-membered rings being aromatic, wherein the carbon atoms are substituted by H, halo, ORd, NRdRd, C1-6alkyl and C1-3haloalkyl;
and saturated carbon atoms may be additionally substituted by ═O;
but in no instance is R4 3,5-ditrifluoromethylphenyl or 3-trifluoromethyl-4-fluorophenyl;
R5 is independently, at each instance, H, C1-5alkyl, C1-4haloalkyl, halo, nitro, cyano, —OC1-6alkyl, —OC1-4haloalkyl, —OC2-6alkylNRdRd, —OC2-6alkylORd, —NRdC1-4haloalkyl, —NRdC2-6alkylNRdRd, —NRdC2-6alkylORd, naphthyl, —CO2(C1-6alkyl), —C(═O)(C1-6alkyl), —C(═O)NRdRd, —NRdC(═O)Rd, —NRdC(═O)NRdRd, —NRdCO2(C1-6alkyl), —C1-8alkylORd, —C1-6alkylNRdRd, —S(═O)n(C1-6alkyl), —S(═O)2NRdRd, —NRdS(═O)2(C1-6alkyl), or —OC(═O)NRdRd;
or R5 is a saturated or unsaturated 5- or 6-membered ring heterocycle containing 1, 2 or 3 atoms selected from O, N and S, substituted with 0, 1, 2, or 3 substituents independently selected from R10;
R6 is independently, at each instance, H, C1-5alkyl, C1-4haloalkyl, halo, —OC1-6alkyl, —OC1-4haloalkyl, —OC2-6alkylNRdRd, —OC2-6alkylORd, —NRdRd, —NRdC1-4haloalkyl, —NRdC2-6alkylNRdRd or —NRdC2-6alkylORd, —C1-8alkylORd, —C1-6alkylNRdRd, —S(C1-6alkyl), a phenyl ring substituted with 1, 2, or 3 substituents independently selected from R10;
or R6 is a saturated or unsaturated 5- or 6-membered ring heterocycle containing 1, 2 or 3 atoms selected from O, N and S substituted with 0, 1, 2, or 3 substituents independently selected from R10;
R7 is independently, at each instance, H, C1-8alkyl, C1-4haloalkyl, halo, —OC1-6alkyl, —OC1-4haloalkyl, —OC2-6alkylNRdRd, —OC2-6alkylORd, —NRdRd, —NRdC1-4haloalkyl, —NRdC2-6alkylNRdRd, —NRdC2-6alkylORd, —C1-8alkylORd, —C1-6alkylNRdRd or —S(C1-6alkyl);
or R7 is a saturated or unsaturated 4- or 5-membered ring heterocycle containing a single nitrogen atom, wherein the ring is substituted with 0, 1 or 2 substituents independently selected from halo, C1-2haloalkyl and C1-3alkyl;
R8 is independently, at each instance, H, C1-5alkyl, C1-4haloalkyl, halo, —OC1-6alkyl, —OC1-4haloalkyl, —OC2-6alkylNRdRd, —OC2-6alkylORd, —NRdRd, —NRdC1-4haloalkyl, —NRdC2-6alkylNRdRd, —NRdC2-6alkylORd, —C1-8alkylORd, —C1-6alkylNRdRd, —S(C1-6alkyl), a phenyl ring substituted with 1, 2, or 3 substituents independently selected from R10, or R8 is a saturated or unsaturated 5- or 6-membered ring heterocycle containing 1, 2 or 3 atoms selected from O, N and S substituted with 0, 1, 2, or 3 substituents independently selected from R10;
R9 is independently, at each instance, H, C1-8alkyl, C1-4haloalkyl, halo, nitro, cyano, —OC1-6alkyl, —OC1-4haloalkyl, —OC2-6alkylNRdRd, —OC2-6alkylORd, —NRdRd, —NRdC1-4haloalkyl, —NRdC2-6alkylNRdRd or —NRdC2-6alkylORd, —CO2(C1-6alkyl), —C(═O)(C1-6alkyl), —C(═O)NRdRd, —NRdC(═O)(C1-6alkyl), —NRdC(═O)NRdRd, —NRdCO2(C1-6alkyl), —C1-8alkylORd, —C1-6alkylNRdRd, —S(═O)n(C1-6alkyl), —S(═O)2NRdRd, —NRdS(═O)2(C1-6alkyl), —OC(═O)NRdRd, a phenyl ring substituted with 0, 1, 2, or 3 substituents independently selected from R10;
or R9 is a saturated or unsaturated 5- or 6-membered ring heterocycle containing 1, 2 or 3 atoms selected from O, N and S substituted with 0, 1, 2, or 3 substituents independently selected from R10;
or R9 is a saturated or unsaturated 4- or 5-membered ring heterocycle containing a single nitrogen atom, wherein the ring is substituted with 0, 1 or 2 substituents independently selected from halo, C1-2haloalkyl and C1-3alkyl;
wherein at least one of R5, R6, R7, R8 and R9 is C1-8alkyl, C1-4haloalkyl, halo, —OC1-4haloalkyl, —OC2-6alkylNRdRd, —OC2-6alkylORd, —NRdC1-4haloalkyl, —NRdC2-6alkylNRdRd, —NRdC2-6alkylORd, —C1-8alkylORd, —C1-6alkylNRdRd or —S(C1-6alkyl);
R10 is independently, at each instance, selected from H, C1-8alkyl, C1-4haloalkyl, halo, cyano, nitro, —C(═O)(C1-8alkyl), —C(═O)O(C1-8alkyl), —C(═O)NRdRd, —C(═NRd)NRdRd, —ORd, —OC(═O)(C1-8alkyl), —OC(═O)NRdRd, —OC(═O)N(Rd)S(═O)2(C1-8alkyl), —OC2-6alkylNRdRd, —OC2-6alkylORd, —SRd, —S(═O)(C1-8alkyl), —S(═O)2(C1-8alkyl), —S(═O)2NRdRd, —S(═O)2N(Rd)C(═O)(C1-8alkyl), —S(═O)2N(Rd)C(═O)O(C1-8alkyl), —S(═O)2N(Rd)C(═O)NRdRd, —NRdRd, —N(Rd)C(═O)(C1-8alkyl), —N(Rd)C(═O)O(C1-8alkyl), —N(Rd)C(═O)NRdRd, —N(Rd)C(═NRd)NRdRd, —N(Rd)S(═O)2(C1-8alkyl), —N(Rd)S(═O)2NRdRd, —NRdC2-6alkylNRdRd and —NRdC2-6alkylORd;
or R10 is a saturated or unsaturated 5-, 6- or 7-membered monocyclic or 6-, 7-, 8-, 9-, 10- or 11-membered bicyclic ring containing 1, 2 or 3 atoms selected from N, O and S, wherein the ring is fused with 0 or 1 benzo groups and 0 or 1 saturated or unsaturated 5-, 6- or 7-membered heterocyclic ring containing 1, 2 or 3 atoms selected from N, O and S;
wherein the carbon atoms of the ring are substituted by 0, 1 or 2 oxo groups, wherein the ring is substituted by 0, 1, 2 or 3 groups selected from C1-8alkyl, C1-4haloalkyl, halo, cyano, nitro, —C(═O)(C1-8alkyl), —C(═O)O(C1-8alkyl), —C(═O)NRdRd, —C(═NRd)NRdRd, —ORd, —OC(═O)(C1-8alkyl), —OC(═O)NRdRd, —OC)═O)N(Rd)S(═O)2(C1-8alkyl), —OC2-6alkylNRdRd, —OC2-6alkylORd, —SRd, —S(═O)(C1-8alkyl), —S(═O)2(C1-8alkyl), —S(═O)2NRdRd, —S(═O)2N(Rd)C(═O)(C1-8alkyl), —S(═O)2N(Rd)C(═O)O(C1-8alkyl), —S(═O)2N(Rd)C(═O)NRdRd, —NRdRd, —N(Rd)C(═O)(C1-8alkyl), —N(Rd)C(═O)O(C1-8alkyl), —N(Rd)C(═O)NRdRd, —N(Rd)C(═NRd)NRdRd, —N(Rd)S(═O)2(C1-8alkyl), —N(Rd)S(═O)2NRdRd, —NRdC2-6alkylNRdRd and —NRdC2-6alkylORd;
or R10 is C1-4alkyl substituted by 0, 1, 2 or 3 groups selected from C1-4haloalkyl, halo, cyano, nitro, —C(═O)(C1-8alkyl), —C(═O)O(C1-8alkyl), —C(═O)NRdRd, —C(═NRd)NRdRd, —ORd, —OC(═O)(C1-8alkyl), —OC(═O)NRdRd, —OC(═O)N(Rd)S(═O)2(C1-8alkyl), —OC2-6alkylNRdRd, —OC2-6alkylORd, —SRd, —S(═O)(C1-8alkyl), —S(═O)2(C1-8alkyl), —S(═O)2NRdRd, —S(═O)2N(Rd)C(═O)(C1-8alkyl), —S(═O)2N(Rd)C(═O)O(C1-8alkyl), —S(═O)2N(Rd)C(═O)NRdRd, —NRdRd, —N(Rd)C(═O)(C1-8alkyl), —N(Rd)C(═O)O(C1-8alkyl), —N(Rd)C(═O)NRdRd, —N(Rd)C(═NRd)NRdRd, —N(Rd)S(═O)2(C1-8alkyl), —N(Rd)S(═O)2NRdRd, —NRdC2-6alkylNRdRd and —NRdC2-6alkylORd;
R11 is independently, at each instance, selected from H, C1-8alkyl, C1-4haloalkyl, halo, cyano, nitro, —C(═O)(C1-8alkyl), —C(═O)O(C1-8alkyl), —C(═O)NRdRd, —C(═NRd)NRdRd, —ORd, —OC(═O)(C1-8alkyl), —OC(═O)NRdRd, —OC(═O)N(Rd)S(═O)2(C1-8alkyl), —OC2-6alkylNRdRd, —OC2-6alkylORd, —SRd, —S(═O)(C1-8alkyl), —S(═O)2(C1-8alkyl), —S(═O)2NRdRd, —S(═O)2N(Rd)C(═O)(C1-8alkyl), —S(═O)2N(Rd)C(═O)O(C1-8alkyl), —S(═O)2N(Rd)C(═O)NRdRd, —NRdRd, —N(Rd)C(═O)(C1-8alkyl), —N(Rd)C(═O)O(C1-8alkyl), —N(Rd)C(═O)NRdRd, —N(Rd)C(═NRd)NRdRd, —N(Rd)S(═O)2(C1-8alkyl), —N(Rd)S(═O)2NRdRd, —NRdC2-6alkylNRdRd and —NRdC2-6alkylORd;
or R11 is a saturated or unsaturated 5-, 6- or 7-membered monocyclic or 6-, 7-, 8-, 9-, 10- or 11-membered bicyclic ring containing 1, 2 or 3 atoms selected from N, O and S, wherein the ring is fused with 0 or 1 benzo groups and 0 or 1 saturated or unsaturated 5-, 6- or 7-membered heterocyclic ring containing 1, 2 or 3 atoms selected from N, O and S;
wherein the carbon atoms of the ring are substituted by 0, 1 or 2 oxo groups, wherein the ring is substituted by 0, 1, 2 or 3 groups selected from C1-8alkyl, C1-4haloalkyl, halo, cyano, nitro, —C(═O)(C1-8alkyl), —C(═O)O(C1-8alkyl), —C(═O)NRdRd, —C(═NRd)NRdRd, —ORd, —OC(═O)(C1-8alkyl), —OC(═O)NRdRd, —OC(═O)N(Rd)S(═O)2(C1-8alkyl), —OC2-6alkylNRdRd, —OC2-6alkylORd, —SRd, —S(═O)(C1-8alkyl), —S(═O)2(C1-8alkyl), —S(═O)2NRdRd, —S(═O)2N(Rd)C(═O)(C1-8alkyl), —S(═O)2N(Rd)C(═O)O(C1-8alkyl), —S(═O)2N(Rd)C(═O)NRdRd, —NRdRd, —N(Rd)C(═O)(C1-8alkyl), —N(Rd)C(═O)O(C1-8alkyl), —N(Rd)C(═O)NRdRd, —N(Rd)C(═NRd)NRdRd, —N(Rd)S(═O)2(C1-8alkyl), —N(Rd)S(═O)2NRdRd, —NRdC2-6alkylNRdRd and —NRdC2-6alkylORd;
or R11 is C1-4alkyl substituted by 0, 1, 2 or 3 groups selected from C1-4haloalkyl, halo, cyano, nitro, —C(═O)(C1-8alkyl), —C(═O)O(C1-8alkyl), —C(═O)NRdRd, —C(═NRd)NRdRd, —ORd, —OC(═O)(C1-8alkyl), —OC(═O)NRdRd, —OC(═O)N(Rd)S(═O)2(C1-8alkyl), —OC2-6alkylNRdRd, —OC2-6alkylORd, —SRd, —S(═O)(C1-8alkyl), —S(═O)2(C1-8alkyl), —S(═O)2NRdRd, —S(═O)2N(Rd)C(═O)(C1-8alkyl), —S(═O)2N(Rd)C(═O)O(C1-8alkyl), —S(═O)2N(Rd)C(═O)NRdRd, —NRdRd, —N(Rd)C(═O)(C1-8alkyl), —N(Rd)C(═O)O(C1-8alkyl), —N(Rd)C(═O)NRdRd, —N(Rd)C(═NRd)NRdRd, —N(Rd)S(═O)2(C1-8alkyl), —N(Rd)S(═O)2NRdRd, —NRdC2-6alkylNRdRd and —NRdC2-6alkylORd;
or R10 and R11 together are a saturated or unsaturated 3- or 4-atom bridge containing 0, 1, 2 or 3 atoms selected from O, N and S with the remaining atoms being carbon, so long as the combination of O and S atoms is not greater than 2, wherein the each of the carbon atoms in the bridge is substituted by H, ═O, C1-8alkyl, C1-4haloalkyl, halo, cyano, nitro, —C(═O)(C1-8alkyl), —C(═O)O(C1-8alkyl), —C(═O)NRdRd, —C(═NRd)NRdRd, —ORd, —OC(═O)(C1-8alkyl), —OC(═O)NRdRd, —OC(═O)N(Rd)S(═O)2(C1-8alkyl), —OC2-6alkylNRdRd, —OC2-6alkylORd, —SRd, —S(═O)(C1-8alkyl), —S(═O)2(C1-8alkyl), —S(═O)2NRdRd, —S(═O)2N(Rd)C(═O)(C1-8alkyl), —S(═O)2N(Rd)C(═O)O(C1-8alkyl), —S(═O)2N(Rd)C(═O)NRdRd, —NRdRd, —N(Rd)C(═O)(C1-8alkyl), —N(Rd)C(═O)O(C1-8alkyl), —N(Rd)C(═O)NRdRd, —N(Rd)C(═NRd)NRdRd, —N(Rd)S(═O)2(C1-8alkyl), —N(Rd)S(═O)2NRdRd, —NRdC2-6alkylNRdRd and —NRdC2-6alkylORd, and any nitrogen atoms in the bridge are substituted by H, —C1-6alkylORd, —C1-6alkyl, —C1-6alkylNRdRd, —C1-3alkylC(═O)ORd, —C1-3alkylC(═O)NRdRd, —C1-3alkylOC(═O)C1-6alkyl, —C1-3alkylNRdC(═O)C1-6alkyl, —C(═O)R or —C1-3alkylRf;
R12 is independently, at each instance, selected from H, C1-8alkyl, C1-4haloalkyl, halo, cyano, nitro, —C(═O)(C1-8alkyl), —C(═O)O(C1-8alkyl), —C(═O)NRdRd, —C(═NRd)NRdRd, —ORd, —OC(═O)(C1-8alkyl), —OC(═O)NRdRd, —OC(═O)N(Rd)S(═O)2(C1-8alkyl), —OC2-6alkylNRdRd, —OC2-6alkylORd, —SRd, —S(═O)(C1-8alkyl), —S(═O)2(C1-8alkyl), —S(═O)2NRdRd, —S(═O)2N(Rd)C(═O)(C1-8alkyl), —S(═O)2N(Rd)C(═O)O(C1-8alkyl), —S(═O)2N(Rd)C(═O)NRdRd, —NRdRd, —N(Rd)C(═O)(C1-8alkyl), —N(Rd)C(═O)O(C1-8alkyl), —N(Rd)C(═O)NRdRd, —N(Rd)C(═NRd)NRdRd, —N(Rd)S(═O)2(C1-8alkyl), —N(Rd)S(═O)2NRdRd, —NRdC2-6alkylNRdRd and —NRdC2-6alkylORd;
or R12 is a saturated or unsaturated 5-, 6- or 7-membered monocyclic or 6-, 7-, 8-, 9-, 10- or 11-membered bicyclic ring containing 1, 2 or 3 atoms selected from N, O and S, wherein the ring is fused with 0 or 1 benzo groups and 0 or 1 saturated or unsaturated 5-, 6- or 7-membered heterocyclic ring containing 1, 2 or 3 atoms selected from N, O and S;
wherein the carbon atoms of the ring are substituted by 0, 1 or 2 oxo groups, wherein the ring is substituted by 0, 1, 2 or 3 groups selected from C1-8alkyl, C1-4haloalkyl, halo, cyano, nitro, —C(═O)(C1-8alkyl), —C(═O)O(C1-8alkyl), —C(═O)NRdRd, —C(═NRd)NRdRd, —ORd, —OC(═O)(C1-8alkyl), —OC(═O)NRdRd, —OC(═O)N(Rd)S(═O)2(C1-8alkyl), —OC2-6alkylNRdRd, —OC2-6alkylORd, —SRd, —S(═O)(C1-8alkyl), —S(═O)2(C1-8alkyl), —S(═O)2NRdRd, —S(O)2N(Rd)C(═O)(C1-8alkyl), —S(═O)2N(Rd)C(═O)O(C1-8alkyl), —S(═O)2N(Rd)C(═O)NRdRd, —NRdRd, —N(Rd)C(═O)O(C1-8alkyl), —N(Rd)C(═O)O(C1-8alkyl), —N(Rd)C(═O)NRdRd, —N(Rd)C(═NRd)NRdRd, —N(Rd)S(═O)2(C1-8alkyl), —N(Rd)S(═O)2NRdRd, —NRdC2-6alkylNRdRd and —NRdC2-6alkylORd;
or R12 is C1-4alkyl substituted by 0, 1,2 or 3 groups selected from C1-4haloalkyl, halo, cyano, nitro, —C(═O)(C1-8alkyl), —C(═O)O(C1-8alkyl), —C(═O)NRdRd, —C(═NRd)NRdRd, —ORd, —OC(═O)(C1-8alkyl), —OC(═O)NRdRd, —OC(═O)N(Rd)S(═O)2(C1-8alkyl), —OC2-6alkylNRdRd, —OC2-6alkylORd, —SRd, —S(═O)(C1-8alkyl), —S(═O)2(C1-8alkyl), —S(═O)2NRdRd, —S(═O)2N(Rd)C(═O)(C1-8alkyl), —S(═O)2N(Rd)C(═O)O(C1-8alkyl), —S(═O)2N(Rd)C(═O)NRdRd, —NRdRd, —N(Rd)C(═O)(C1-8alkyl), —N(Rd)C(═O)O(C1-8alkyl), —N(Rd)C(═O)NRdRd, —N(Rd)C(═NRd)NRdRd, —N(Rd)S(═O)2(C1-8alkyl), —N(Rd)S(═O)2NRdRd, —NRdC2-6alkylNRdRd and —NRdC2-6alkylORd;
wherein if R11 or R13 is CF3, then R12 is not F;
or R11 and R12 together are a saturated or unsaturated 3- or 4-atom bridge containing 0, 1, 2 or 3 atoms selected from O, N and S with the remaining atoms being carbon, so long as the combination of O and S atoms is not greater than 2, wherein the each of the carbon atoms in the bridge is substituted by H, ═O, C1-8alkyl, C1-4haloalkyl, halo, cyano, nitro, —C(═O)(C1-8alkyl), —C(═O)O(C1-8alkyl), —C(═O)NRdRd, —C(═NRd)NRdRd, —ORd, —OC(═O)(C1-8alkyl), —OC(═O)NRdRd, —OC(═O)N(Rd)S(═O)2(C1-8alkyl), —OC2-6alkylNRdRd, —OC2-6alkylORd, —SRd, —S(═O)(C1-8alkyl), —S(═O)2(C1-8alkyl), —S(═O)2NRdRd, —S(═O)2N(Rd)C(═O)(C1-8alkyl), —S(═O)2N(Rd)C(═O)O(C1-8alkyl), —S(═O)2N(Rd)C(═O)NRdRd, —NRdRd, —N(Rd)C(═O)(C1-8alkyl), —N(Rd)C(═O)O(C1-8alkyl), —N(Rd)C(═O)NRdRd, —N(Rd)C(═NRd)NRdRd, —N(Rd)S(═O)2(C1-8alkyl), —N(Rd)S(═O)2NRdRd, —NRdC2-6alkylNRdRd and —NRdC2-6alkylORd, and any nitrogen atoms in the bridge are substituted by H, —C1-6alkylORd, —C1-6alkyl, —C1-6alkylNRdRd, —C1-3alkylC(═O)ORd, —C1-3alkylC(═O)NRdRd, —C1-3alkylOC(═O)C1-6alkyl, —C1-3alkylNRdC(═O)C1-6alkyl, —C(═O)Rf or —C1-3alkylRf;
R13 is independently, at each instance, selected from H, C1-8alkyl, C1-4haloalkyl, halo, cyano, nitro, —C(═O)(C1-8alkyl), —C(═O)O(C1-8alkyl), —C(═O)NRdRd, —C(═NRd)NRdRd, —ORd, —OC(═O)(C1-8alkyl), —OC(═O)NRdRd, —OC(═O)N(Rd)S(═O)2(C1-8alkyl), —OC2-6alkylNRdRd, —OC2-6alkylORd, —SRd, —S(═O)(C1-8alkyl), —S(═O)2(C1-8alkyl), —S(═O)2NRdRd, —S(═O)2N(Rd)C(═O)(C1-8alkyl), —S(═O)2N(Rd)C(═O)O(C1-8alkyl), —S(═O)2N(Rd)C(═O)NRdRd, —NRdRd, —N(Rd)C(═O)(C1-8alkyl), —N(Rd)C(═O)O(C1-8alkyl), —N(Rd)C(═O)NRdRd, —N(Rd)C(═NRd)NRdRd, —N(Rd)S(═O)2(C1-8alkyl), —N(Rd)S(═O)2NRdRd, —NRdC2-6alkylNRdRd and —NRdC2-6alkylORd;
or R13 is a saturated or unsaturated 5-, 6- or 7-membered monocyclic or 6-, 7-, 8-, 9-, 10- or 11-membered bicyclic ring containing 1, 2 or 3 atoms selected from N, O and S, wherein the ring is fused with 0 or 1 benzo groups and 0 or 1 saturated or unsaturated 5-, 6- or 7-membered heterocyclic ring containing 1, 2 or 3 atoms selected from N, O and S;
wherein the carbon atoms of the ring are substituted by 0, 1 or 2 oxo groups, wherein the ring is substituted by 0, 1, 2 or 3 groups selected from C1-8alkyl, C1-4haloalkyl, halo, cyano, nitro, —C(═O)(C1-8alkyl), —C(═O)O(C1-8alkyl), —C(═O)NRdRd, —C(NRd)NRdRd, —ORd, —OC(═O)(C1-8alkyl), —OC(═O)NRdRd, —OC(═O)N(Rd)S(═O)2(C1-8alkyl), —OC2-6alkylNRdRd, —OC2-6alkylORd, —SRd, —S(═O)(C1-8alkyl), —S(═O)2(C1-8alkyl), —S(═O)2NRdRd, —S(═O)2N(Rd)C(═O)(C1-8alkyl), —S(═O)2N(Rd)C(═O)O(C1-8alkyl), —S(═O)2N(Rd)C(═O)NRdRd, —NRdRd, —N(Rd)C(═O)(C1-8alkyl), —N(Rd)C(═O)O(C1-8alkyl), —N(Rd)C(═O)NRdRd, —N(Rd)C(═NRd)NRdRd, —N(Rd)S(═O)2(C1-8alkyl), —N(Rd)S(═O)2NRdRd, —NRdC2-6alkylNRdRd and —NRdC2-6alkylORd;
or R13 is C1-4alkyl substituted by 0, 1, 2 or 3 groups selected from C1-4haloalkyl, halo, cyano, nitro, —C(═O)(C1-8alkyl), —C(═O)O(C1-8alkyl), —C(═O)NRdRd, —C(═NRd)NRdRd, —ORd, —OC(═O)(C1-8alkyl), —OC(═O)NRdRd, —OC(═O)N(Rd)S(═O)2(C1-8alkyl), —OC2-6alkylNRdRd, —OC2-6alkylORd, —SRd, —S(═O)C1-8alkyl), —S(═O)2(C1-8alkyl), —S(═O)2NRdRd, —S(═O)2N(Rd)C(═O)(C1-8alkyl), —S(═O)2N(Rd)C(═O)O(C1-8alkyl), —S(═O)2N(Rd)C(═O)NRdRd, —NRdRd, —N(Rd)C(═O)(C1-8alkyl), —N(Rd)C(═O)O(C1-8alkyl), —N(Rd)C(═O)NRdRd, —N(Rd)C(═NRd)NRdRd, —N(Rd)S(═O)2(C1-8alkyl), —N(Rd)S(═O)2NRdRd, —NRdC2-6alkylNRdRd and —NRdC2-6alkylORd;
R14 is independently, at each instance, selected from H, C1-8alkyl, C1-4haloalkyl, halo, cyano, nitro, —C(═O)(C1-8alkyl), —C(═O)O(C1-8alkyl), —C(═O)NRdRd, —C(═NRd)NRdRd, —ORd, —OC(═O)(C1-8alkyl), —OC(═O)NRdRd, —OC(═O)N(Rd)S(═O)2(C1-8alkyl), —OC2-6alkylNRdRd, —OC2-6alkylORd, —SRd, —S(═O)(C1-8alkyl), —S(═O)2(C1-8alkyl), —S(═O)2NRdRd, —S(═O)2N(Rd)C(═O)(C1-8alkyl), —S(═O)2N(Rd)C(═O)O(C1-8alkyl), —S(═O)2N(Rd)C(═O)NRdRd, —NRdRd, —N(Rd)C(═O)(C1-8alkyl), —N(Rd)C(═O)O(C1-8alkyl), —N(Rd)C(═O)NRdRd, —N(Rd)C(═NRd)NRdRd, —N(Rd)S(═O)2(C1-8alkyl), —N(Rd)S(═O)2NRdRd, —NRdC2-6alkylNRdRd and —NRdC2-6alkylORd;
or R14 is a saturated or unsaturated 5-, 6- or 7-membered monocyclic or 6-, 7-, 8-, 9-, 10- or 11-membered bicyclic ring containing 1, 2 or 3 atoms selected from N, O and S, wherein the ring is fused with 0 or 1 benzo groups and 0 or 1 saturated or unsaturated 5-, 6- or 7-membered heterocyclic ring containing 1, 2 or 3 atoms selected from N, O and S;
wherein the carbon atoms of the ring are substituted by 0, 1 or 2 oxo groups, wherein the ring is substituted by 0, 1, 2 or 3 groups selected from C1-8alkyl, C1-4haloalkyl, halo, cyano, nitro, —C(═O)(C1-8alkyl), —C(═O)O(C1-8alkyl), —C(═O)NRdRd, —C(═NRd)NRdRd, —ORd, —OC(═O)(C1-8alkyl), —OC(═O)NRdRd, —OC(═O)N(Rd)S(═O)2(C1-8alkyl), —OC2-6alkylNRdRd, —OC2-6alkylORd, —SRd, —S(═O)(C1-8alkyl), —S(═O)2(C1-8alkyl), —S(═O)2NRdRd, —S(═O)2N(Rd)C(═O)(C1-8alkyl), —S(═O)2N(Rd)C(═O)O(C1-8alkyl), —S(═O)2N(Rd)C(═O)NRdRd, —NRdRd, —N(Rd)C(═O)(C1-8alkyl), —N(Rd)C(═O)O(C1-8alkyl), —N(Rd)C(═O)NRdRd, —N(Rd)C(═NRd)NRdRd, —N(Rd)S(═O)2(C1-8alkyl), —N(Rd)S(═O)2NRdRd, —NRdC2-6alkylNRdRd and —NRdC2-6alkylORd;
or R14 is C1-4alkyl substituted by 0, 1, 2 or 3 groups selected from C1-4haloalkyl, halo, cyano, nitro, —C(═O)(C1-8alkyl), —C(═O)O(C1-8alkyl), —C(═O)NRdRd, —C(═NRd)NRdRd, —ORd, —OC(═O)(C1-8alkyl), —OC(═O)NRdRd, —OC(═O)N(Rd)S(═O)2(C1-8alkyl), —OC2-6alkylNRdRd, —OC2-6alkylORd, —SRd, —S(═O)(C1-8alkyl), —S(═O)2(C1-8alkyl), —S(═O)2NRdRd, —S(═O)2N(Rd)C(═O)(C1-8alkyl), —S(═O)2N(Rd)C(═O)O(C1-8alkyl), —S(═O)2N(Rd)C(═O)NRdRd, —NRdRd, —N(Rd)C(═O)(C1-8alkyl), —N(Rd)C(═O)O(C1-8alkyl), —N(Rd)C(═O)NRdRd, —N(Rd)C(═NRd)NRdRd, —N(Rd)S(═O)2(C1-8alkyl), —N(Rd)S(═O)2NRdRd, —NRdC2-6alkylNRdRd and —NRdC2-6alkylORd;
Rd is independently, at each instance, H, phenyl, benzyl or C1-6alkyl;
Rf is phenyl substituted by 0, 1 or 2 groups selected from halo, C1-4alkyl, C1-3haloalkyl, —ORd and —NRdRd;
or Rf is a saturated or unsaturated 5- or 6-membered ring heterocycle containing 1, 2 or 3 heteroatoms independently selected from N, O and S, wherein no more than 2 of the ring members are O or S, wherein the heterocycle is optionally fused with a phenyl ring, and the carbon atoms of the heterocycle are substituted by 0, 1 or 2 oxo groups, wherein the heterocycle or fused phenyl ring is substituted by 0, 1, 2 or 3 substituents selected from halo, C1-4alkyl, C1-3haloalkyl, —ORd and —NRdRd;
and
Rg is hydrogen or —CH3.

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Vanilloid receptor ligands and their use in treatments

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Vanilloid receptor ligands and their use in treatments

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Abstract

Claims36