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VANILLOID RECEPTOR LIGANDS AND THEIR USE IN TREATMENTS

  • US 20090264424A1
  • Filed: 06/26/2009
  • Published: 10/22/2009
  • Est. Priority Date: 12/10/2001
  • Status: Abandoned Application
First Claim
Patent Images

1. A compound having the structure:

  • wherein;

    R1 is or a naphthyl or 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 naphthyl, heterocycle or fused phenyl ring is substituted by 0, 1, 2 or 3 substituents independently selected from R5, R6 and R7;

    R4 is R5 is independently, at each instance, H, C1-9alkyl, C1-4haloalkyl, halo, nitro, cyano, —

    OC1-6alkyl, —

    O—

    C1-4haloalkyl, —

    O—

    C1-6alkylNRaRa, —

    O—

    C1-6alkylORa, —

    NRaRa, —

    NRa

    C1-4haloalkyl, —

    NRa

    C1-6alkylNRaRa or —

    NRa

    C1-6alkylORa;

    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;

    R6 is independently, at each instance, H, C1-9alkyl, C1-4haloalkyl, halo, nitro, cyano, —

    OC1-6alkyl, —

    O—

    C1-4haloalkyl, —

    O—

    C1-6alkylNRaRa, —

    O—

    C1-6alkylORa, —

    NRaRa, —

    NRa

    C1-4haloalkyl, —

    NRa

    C1-6alkylNRaRa or —

    NRa

    C1-6alkylORa;

    or R5 and R6 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 carbon atoms of the bridge are substituted by 0, 1, 2 or 3 substituents selected from halo, C1-6alkyl, (═

    O), —

    OC1-6alkyl, —

    NRaC1-6alkyl, —

    C1-6alkylORa and C1-6alkylNRaRa, and the available N atoms of the bridge are substituted by Ra, —

    C1-6alkylORa or C1-6alkylNRaRa;

    R7 is independently, at each instance, H, C1-9alkyl, C1-4haloalkyl, halo, nitro, cyano, —

    OC1-6alkyl, —

    O—

    C1-4haloalkyl, —

    O—

    C1-6alkylNRaRa, —

    O—

    C1-6alkylORa, —

    NRaRa, —

    NRa

    C1-4haloalkyl, —

    NRa

    C1-6alkylNRaRa or —

    NRa

    C1-6alkylORa;

    R8 is independently, at each instance, H, C1-9alkyl, C1-4haloalkyl, halo, nitro, cyano, —

    OC1-6alkyl, —

    O—

    C1-4haloalkyl, —

    O—

    C1-6alkylNRaRa, —

    O—

    C1-6alkylORa, —

    NRaRa, —

    NRa

    C1-4haloalkyl, —

    NRa

    C1-6alkylNRaRa or —

    NRa

    C1-6alkylORa;

    or R7 and Rs 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 carbon atoms of the bridge are substituted by 0, 1, 2 or 3 substituents selected from halo, C1-6alkyl, (═

    O), —

    O—

    C1-6alkyl, —

    NRaC1-6alkyl, —

    C1-6alkylORa and C1-6alkylNRaRa, and the available N atoms of the bridge are substituted by Ra, —

    C1-6alkylORa or C1-6alkylNRaRa;

    R9 is independently, at each instance, H, C1-9alkyl, C1-4haloalkyl, halo, nitro, cyano, —

    OC1-6alkyl, —

    O—

    C1-4haloalkyl, —

    O—

    C1-6alkylNRaRa, —

    O—

    C1-6alkylORa, —

    NRaRa, —

    NRa

    C1-4haloalkyl, —

    NRa

    C1-6alkylNRaRa or —

    NRa

    C1-6alkylORa;

    R10 is independently, at each instance, H, C1-9alkyl, —

    C1-3alkylORa, C1-4haloalkyl, halo, nitro, cyano, —

    ORa, —

    S(═

    O)nC1-6alkyl, —

    O—

    C1-4haloalkyl, —

    O—

    C1-6alkylNRaRa, —

    O—

    C1-6alkylORa, —

    O—

    C1-6alkylC(═

    O)ORa, —

    NRaRa, —

    NRa

    C1-4haloalkyl, —

    NRa

    C1-6alkylNRaRa, —

    NRa

    C1-6alkylORa, —

    C(═

    O)C1-6alkyl, —

    C(═

    O)OC1-6alkyl, —

    OC(═

    O)C1-6alkyl, —

    C(═

    O)NRaC1-6alkyl or —

    NRaC(═

    O)C1-6alkyl;

    R11 is independently, at each instance, H, C1-9alkyl, —

    C1-3alkylORa, C1-4haloalkyl, halo, nitro, cyano, —

    ORa, —

    S(═

    O)nC1-6alkyl, —

    O—

    C1-4haloalkyl, —

    O—

    C1-6alkylNRaRa, —

    O—

    C1-6alkylRc, —

    O—

    C1-6alkylORa, —

    O—

    C1-6alkylC(═

    O)ORa, —

    NRaRa, —

    NRa

    C1-4haloalkyl, —

    NRa

    C1-6alkylNRaRa, —

    NRa

    C1-6alkylORa, —

    C(═

    O)C1-6alkyl, —

    C(═

    O)OC1-6alkyl, —

    OC(═

    O)C1-6alkyl, —

    C(═

    O)NRaC1-6alkyl or —

    NRaC(═

    O)C1-6alkyl;

    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, —

    ORa, —

    C1-6alkylORa, —

    C1-6alkyl, —

    NRaRa, —

    C1-6alkylNRaRa, —

    C(═

    O)ORa, —

    C(═

    O)NRaRa, —

    C1-3alkylC(═

    O)ORa, —

    C1-3alkylC(═

    O)NRaRa, —

    OC(═

    O)C1-6alkyl, —

    NRaC(═

    O)C1-6alkyl, —

    C1-3alkylOC(═

    O)C1-6alkyl or —

    C1-3alkylNRaC(═

    O)C1-6alkyl, and any nitrogen atoms in the bridge are substituted by H, —

    C1-6alkylORa, —

    C1-6alkyl, —

    C1-6alkylNRaRa, —

    C1-3alkylC(═

    O)ORa, —

    C1-3alkylC(═

    O)NRaRa, —

    C1-3alkylOC(═

    O)C1-6alkyl, —

    C1-3alkylNRaC(═

    O)C1-6alkyl, —

    C(═

    O)Rc or —

    C1-3alkylRc;

    wherein if R10, R11, R12, R13 and R14 are all H, then R11 is not —

    O—

    C1-6alkylNRaRa or —

    O—

    C1-6alkylORa;

    R12 is independently, at each instance, H, C1-9alkyl, —

    C1-3alkylORa, C1-4haloalkyl, halo, nitro, cyano, —

    ORa, —

    S(═

    O)nC1-6alkyl, —

    O—

    C1-4haloalkyl, —

    O—

    C1-6alkylNRaRa, —

    O—

    C1-6alkylORa, —

    O—

    C1-6alkylC(═

    O)ORa, —

    NRaRa, —

    NRa

    C1-4haloalkyl, —

    NRa

    C1-6alkylNRaRa, —

    NRa

    C1-6alkylORa, —

    C(═

    O)C1-6alkyl, —

    C(═

    O)OC1-6alkyl, —

    OC(═

    O)C1-6alkyl, —

    C(═

    O)NRaC1-6alkyl or —

    NRaC(═

    O)C1-6alkyl;

    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, —

    ORa, —

    C1-6alkylORa, —

    C1-6alkyl, —

    NRaRa, —

    C1-6alkylNRaRa, —

    C(═

    O)ORa, —

    C(═

    O)NRaRa, —

    C1-3alkylC(═

    O)ORa, —

    C1-3alkylC(═

    O)NRaRa, —

    OC(═

    O)C1-6alkyl, —

    NRaC(═

    O)C1-6alkyl, —

    C1-3alkylOC(═

    O)C1-6alkyl or —

    C1-3alkylNRaC(═

    O)C1-6alkyl, and any nitrogen atoms in the bridge are substituted by H, —

    C1-6alkylORa, —

    C1-6alkyl, —

    C1-6alkylNRaRa, —

    C1-3alkylC(═

    O)ORa, —

    C1-3alkylC(═

    O)NRaRa, —

    C1-3alkylOC(═

    O)C1-6alkyl, —

    C1-3alkylNRaC(═

    O)C1-6alkyl, —

    C(═

    O)Rc or —

    C1-3alkylRc;

    when R1 is 4-C1-6alkylphenyl or 2,4-dimethylphenyl, then R11 is C1-9alkyl, C1-4haloalkyl, halo, nitro, cyano, —

    ORa, —

    S(═

    O)nC1-6alkyl, —

    O—

    C1-4haloalkyl, —

    O—

    C1-6alkylNRaRa, —

    O—

    C1-6alkylRc, —

    O—

    C1-6alkylORa, —

    O—

    C1-6alkylC(═

    O)ORa, —

    NRaRa, —

    NRa

    C1-4haloalkyl, —

    NRa

    C1-6alkylNRaRa, —

    NRa

    C1-6alkylORa, —

    C(═

    O)C1-6alkyl, —

    C(═

    O)OC1-6alkyl, —

    OC(═

    O)C1-6alkyl, —

    C(═

    O)NRaC1-6alkyl or —

    NRaC(═

    O)C1-6alkyl;

    or R10 and R11 together are -L3-NRa

    , respectively, or -L4-O—

    , respectively;

    or R1 and R12 are —

    NRa-L3-, -L3-NRa

    , —

    O-L4- or -L4-O—

    ;

    or R12 is —

    NRaRb;

    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, ORa, NRaRa, C1-6alkyl and C1-3haloalkyl; and

    saturated carbon atoms may be additionally substituted by ═

    O;

    or R4 is a saturated or 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 1, 2 or 3 substituents independently selected from C2-9alkyl, C1-4haloalkyl, halo, nitro, cyano, —

    ORa, —

    S(═

    O)nC1-6alkyl, —

    O—

    C1-4haloalkyl, —

    O—

    C1-6alkylNRaRa, —

    O—

    C1-6alkylORa, —

    O—

    C1-6alkylC(═

    O)ORa, —

    NRaRa, —

    NRa

    C1-4haloalkyl, —

    NRa

    C1-6alkylNRaRa, —

    NRa

    C1-6alkylORa, —

    C(═

    O)C1-6alkyl, —

    C(═

    O)OC1-6alkyl, —

    OC(═

    O)C1-6alkyl, —

    C(═

    O)NRaC1-6alkyl and —

    NRaC(═

    O)C1-6alkyl;

    R13 is independently, at each instance, H, C1-9alkyl, —

    C1-3alkylORa, C1-4haloalkyl, halo, nitro, cyano, —

    ORa, —

    S(═

    O)nC1-6alkyl, —

    O—

    C1-4haloalkyl, —

    O—

    C1-6alkylNRaRa, —

    O—

    C1-6alkylORa, —

    O—

    C1-6alkylC(═

    O)ORa, —

    NRaRa, —

    NRa

    C1-4haloalkyl, —

    NRa

    C1-6alkylNRaRa, —

    NRa

    C1-6alkylORa, —

    C(═

    O)C1-6alkyl, —

    C(═

    O)OC1-6alkyl, —

    OC(═

    O)C1-6alkyl, —

    C(═

    O)NRaC1-6alkyl or —

    NRaC(═

    O)C1-6alkyl;

    R14 is independently, at each instance, H, C1-9alkyl, —

    C1-3alkylORa, C1-4haloalkyl, halo, nitro, cyano, —

    ORa, —

    S(═

    O)nC1-6alkyl, —

    O—

    C1-4haloalkyl, —

    O—

    C1-6alkylNRaRa, —

    O—

    C1-6alkylORa, —

    O—

    C1-6alkylC(═

    O)ORa, —

    NRaRa, —

    NRa

    C1-4haloalkyl, —

    NRa

    C1-6alkylNRaRa, —

    NRa

    C1-6alkylORa, —

    C(═

    O)C1-6alkyl, —

    C(═

    O)OC1-6alkyl, —

    OC(═

    O)C1-6alkyl, —

    C(═

    O)NRaC1-6alkyl or —

    NRaC(═

    O)C1-6alkyl;

    Ra is independently, at each instance, H, phenyl, benzyl or C1-6alkyl;

    Rb is H, C1-6alkyl, —

    C(═

    O)C1-6alkyl, C1-6alkyl-O—

    Ra;

    Rc is phenyl substituted by 0, 1 or 2 groups selected from halo, C1-3haloalkyl, —

    ORa and —

    NRaRa;

    or Rc 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, C1-3haloalkyl, —

    ORa and —

    NRaRa;

    L3 is a 2- or 3-atom, saturated or unsaturated, bridge containing 1, 2 or 3 carbon atoms and 0, 1 or 2 atoms independently selected from O, N and S, wherein the each of the carbon atoms in the bridge is substituted by H, ═

    O, —

    ORa, —

    C1-6alkylORa, —

    C1-6alkyl, NRaRa, —

    C1-6alkylNRaRa, —

    C(═

    O)ORa, —

    C(═

    O)NRaRa, —

    C1-3alkylC(═

    O)ORa, —

    C1-3alkylC(═

    O)NRaRa, —

    OC(═

    O)C1-6alkyl, —

    NRaC(═

    O)C1-6alkyl, —

    C1-3alkylOC(═

    O)C1-6alkyl or —

    C1-3alkylNRaC(═

    O)C1-6alkyl, and any nitrogen atoms in the bridge are substituted by H, —

    C1-6alkylORa, —

    C1-6alkyl, —

    C1-6alkylNRaRa, —

    C1-3alkylC(═

    O)ORa, —

    C1-3alkylC(═

    O)NRaRa, —

    C1-3alkylOC(═

    O)C1-6alkyl, —

    C1-3alkylNRaC(═

    O)C1-6alkyl, —

    C(═

    O)Rc or —

    C1-3alkylRc;

    L4 is a 2- or 3-atom, saturated or unsaturated, bridge containing 1, 2 or 3 carbon atoms and 0 or 1 atoms independently selected from O, N and S, wherein at least one of the carbon atoms in the bridge is substituted by ═

    O, —

    ORa, —

    C1-6alkylORa, —

    C1-6alkyl, —

    NRaRa, —

    C1-6alkylNRaRa, —

    C(═

    O)OC1-6alkyl, —

    C(═

    O)NRaRa, —

    C1-3alkylC(═

    O)ORa, —

    C1-3alkylC(═

    O)NRaC1-6alkyl, —

    OC(═

    O)C1-6alkyl, —

    NRaC(═

    O)C1-6alkyl, —

    C1-3alkylOC(═

    O)C1-6alkyl or —

    C1-3alkylNRaC(═

    O)C1-6alkyl, and any nitrogen atoms in the bridge are substituted by H, —

    C1-6alkylORa, —

    C1-6alkyl, —

    C1-6alkylNRaRa, —

    C1-3alkylC(═

    O)ORa, —

    C1-3alkylC(═

    O)NRaRa, —

    C1-3alkylOC(═

    O)C1-6alkyl, —

    C1-3alkylNRaC(═

    O)C1-6alkyl, —

    C(═

    O)Rc or —

    C1-3alkylRc;

    Y is NH or O; and

    n is independently, at each instance, 0, 1 or 2;

    with the proviso that when R1 is 4-chlorophenyl, then R4 is not 3-methoxyphenyl.

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