Novel piperidine derivatives as modulators of chemokine receptor ccr5

A compound of formula (I):

• wherein:
• A is absent or is (CH2)2;
• R1 is C1-8 alkyl, C(O)NR10R11, C(O)2R12, NR13C(O)R14, NR15C(O)NR16R17, NR18C(O)2R19, heterocyclyl, aryl or heteroaryl;
• R10, R13, R15, R16 and R18 are hydrogen or C1-6 alkyl;
• R11, R12, R14, R17 and R19 are C1-8 alkyl (optionally substituted by halo, hydroxy, C1-6 alkoxy, C1-6 haloalkoxy, C3-6 cycloalkyl (optionally substituted by halo), C5-6 cycloalkenyl, S(C1-4 alkyl), S(O)(C1-4 alkyl), S(O)2(C1-4 alkyl), heteroaryl, aryl, heteroaryloxy or aryloxy), aryl, heteroaryl, C3-7 cycloalkyl (optionally substituted by halo or C1-4 alkyl), C4-7 cycloalkyl fused to a phenyl ring, C5-7 cycloalkenyl, or, heterocyclyl (itself optionally substituted by oxo, C(O)(C1-6 alkyl), S(O)k(C1-6 alkyl), halo or C1-4 alkyl);
• or R11, R12, R14 and R17 can also be hydrogen;
• or R10 and R11, and/or R16 and R17 may join to form a 4-, 5- or 6-membered ring which optionally includes a nitrogen, oxygen or sulphur atom, said ring being optionally substituted by C1-6 alkyl, S(O)1(C1-6 alkyl) or C(O)(C1-6 alkyl);
• R2 is C1-6 alkyl, phenyl, heteroaryl or C3-7 cycloalkyl;
• R3is H or C1-4 alkyl;
• R4is aryl, heteroaryl, C1-6 alkyl or C3-7 cycloalkyl;
• X is O or S(O)p;
• m and n are, independently, 0, 1, 2 or 3, provided m+n is 1 or more;
• aryl, phenyl and heteroaryl moieties are independently optionally substituted by one or more of halo, cyano, nitro, hydroxy, OC(O)NR20R21, NR22R23, NR24C(O)R25, NR26C(O)NR27R28, S(O)2NR29R30, NR31S(O)2R32, C(O)NR33R34, CO2R36, NR37CO2R38, S(O)qR39, OS(O)2R49, C1-6 alkyl (optionally mono-substituted by S(O)2R50 or C(O)NR51R52), C2-6 alkenyl, C2-6 alkynyl, C3-10 cycloalkyl, C1-6 haloalkyl, C1-6 alkoxy(C1-6)alkyl, C1-6 alkoxy (optionally mono-substituted by CO2R53, C(O)NR54R55, cyano, heteroaryl or C(O)NHS(O)2R56), NHC(O)NHR57, C1-6 haloalkoxy, phenyl, phenyl(C1-4)alkyl, phenoxy, phenylthio, phenylS(O), phenylS(O)2, phenyl(C1-4)alkoxy, heteroaryl, heteroaryl(C1-4)alkyl, heteroaryloxy or heteroaryl(C1-4)alkoxy;
• wherein any of the immediately foregoing phenyl and heteroaryl moieties are optionally substituted with halo, hydroxy, nitro, S(C1-4 alkyl), S(O)(C1-4 alkyl), S(O)2(C1-4 alkyl), S(O)2NH2, S(O)2NH(C1-4 alkyl), S(O)2N(C1-4 alkyl)2, cyano, C1-4 alkyl, C1-4 alkoxy, C(O)NH2, C(O)NH(C1-4 alkyl), C(O)N(C1-4 alkyl)2, CO2H, CO2(C1-4 alkyl), NHC(O)(C1-4 alkyl), NHS(O)2(C1-4 alkyl), CF3 or OCF3;
• unless otherwise stated heterocyclyl is optionally substituted by C1-6 alkyl [optionally substituted by phenyl {which itself optionally substituted by halo, C1-4 alkyl, C1-4 alkoxy, cyano, nitro, CF3, OCF3, (C1-4 alkyl)C(O)NH, S(O)2NH2, C1-4 alkylthio, S(O)(C1-4 alkyl) or S(O)2(C1-4 alkyl)} or heteroaryl {which itself optionally substituted by halo, C1-4 alkyl, C1-4 alkoxy, cyano, nitro, CF3, (C1-4 alkyl)C(O)NH, S(O)2NH2, C1-4 alkylthio, S(O)(C1-4 alkyl) or S(O)2(C1-4 alkyl)}], phenyl {optionally substituted by halo, C1-4 alkyl, C1-4 alkoxy, cyano, nitro, CF3, OCF3, (C1-4 alkyl)C(O)NH, S(O)2NH2, C1-4 alkylthio, S(O)(C1-4 alkyl) or S(O)2(C1-4 alkyl)}, heteroaryl {optionally substituted by halo, C1-4 alkyl, C1-4 alkoxy, cyano, nitro, CF3, (C1-4 alkyl)C(O)NH, S(O)2NH2, C1-4 alkylthio, S(O)(C1-4 alkyl) or S(O)2(C1-4 alkyl)}, S(O)2NR40R41, C(O)R42, C(O)2(C1-6 alkyl), C(O)2(phenyl(C1-2 alkyl)), C(O)NHR43, S(O)2R44, NHS(O)2NHR45, NHC(O)R46, NHC(O)NHR47 or NHS(O)2R48, provided none of these last four substituents is linked to a ring nitrogen;
• k, l, p and q are, independently, 0, 1 or 2;
• R20, R22, R24, R26, R27, R29, R31, R33, R37, R40, R51 and R54 are, independently, hydrogen or C1-6 alkyl;
• R21, R23, R25, R28, R30, R32, R34, R36, R38, R39, R41, R42, R43, R44, R45, R46, R47, R48, R49, R50, R52, R53, R55, R56 and R57 are, independently, C1-6 alkyl (optionally substituted by halo, hydroxy, C1-6 alkoxy, C1-6 haloalkoxy, C3-6 cycloalkyl, C5-6 cycloalkenyl, S(C1-4 alkyl), S(O)(C1-4 alkyl), S(O)2(C1-4 alkyl), heteroaryl, phenyl, heteroaryloxy or phenyloxy), C3-7 cycloalkyl, phenyl or heteroaryl;
• wherein any of the immediately foregoing phenyl and heteroaryl moieties are optionally substituted with halo, hydroxy, nitro, S(C1-4 alkyl), S(O)(C1-4 alkyl), S(O)2(C1-4 alkyl), S(O)2NH2, S(O)2NH(C1-4 alkyl), S(O)2N(C1-4 alkyl)2, cyano, C1-4 alkyl, C1-4 alkoxy, C(O)NH2, C(O)NH(C1-4 alkyl), C(O)N(C1-4 alkyl)2, CO2H, CO2(C1-4 alkyl), NHC(O)(C1-4 alkyl), NHS(O)2(C1-4 alkyl), C(O)(C1-4 alkyl), CF3 or OCF3;
• and
• R21, R23, R25, R28, R30, R34, R36, R41, R42, R43, R45, R46, R47, R52, R53, R55 and R57 may additionally be hydrogen;
• or a pharmaceutically acceptable salt thereof or a solvate thereof.