Fused Bicyclic Heteroaromatic Derivatives as Kinase Inhibitors

摘要

A series of fused bicyclic heteroaromatic derivatives of formula (I), as defined herein, being selective inhibitors of phosphatidylinositol-4-kinase IIIβ (PI4KIIIβ) activity, are beneficial in the treatment and/or prevention of various human ailments, including inflammatory, autoimmune and oncological disorders; viral diseases and malaria; and organ and cell transplant rejection.;

主权项

1. A compound of formula (I) or an N-oxide thereof, or a pharmaceutically acceptable salt or solvate thereof: wherein X represents N or CH; T and U independently represent N or C—R2; Q represents a group of formula (Qa), (Qb), (Qc), (Qd) or (Qe): in which the asterisk (*) represents the point of attachment to the remainder of the molecule; V represents —CH2—, —C(CH3)2—, —CH2CH2— or —CH2CH2CH2—; W represents the residue of a C3-7 cycloalkyl group; Y represents a covalent bond, or a linker group selected from —C(O)—, —S(O)—, —S(O)2—, —C(O)O—, —C(O)N(R4)—, —C(O)C(O)— and —S(O)2N(R4)—, or a linker group of formula (Ya): in which the asterisk (*) represents the point of attachment to the remainder of the molecule; Z represents hydrogen; or Z represents C1-6 alkyl, C2-6 alkenyl, C3-7 cycloalkyl, C3-7 cycloalkyl(C1-6)alkyl, C3-7 heterocycloalkyl, C3-7 heterocycloalkyl(C1-6)alkyl, aryl, aryl(C1-6)alkyl, heteroaryl or heteroaryl(C1-6)alkyl, any of which groups may be optionally substituted by one or more substituents; A1 represents hydrogen, cyano or trifluoromethyl; or A1 represents C1-6 alkyl, optionally substituted by one or more substituents independently selected from fluoro, —ORa, trifluoromethoxy, —NRbRc, —CO2Rd and —CONRbRc; or A1 represents C3-7 cycloalkyl; A2 represents hydrogen or C1-6 alkyl; R1 and R2 independently represent hydrogen, halogen, cyano, nitro, hydroxy, trifluoromethyl, trifluoromethoxy, —ORa, —SRa, —SORa, —SO2Ra, —NRbRc, —CH2NRbRc, —NRcCORd, —CH2NRcCORd, —NRcCO2Rd, —NHCONRbRc, —NRcSO2Re, —N(SO2Re)2, —NHSO2NRbRc, —CORd, —CO2Rd, —CONRbRc, —CON(ORa)Rb or —SO2NRbRc; or C1-6 alkyl, C3-7 cycloalkyl, C3-7 cycloalkyl(C1-6)alkyl, aryl, aryl(C1-6)alkyl, C3-7 heterocycloalkyl, C3-7 heterocycloalkyl(C1-6)alkyl, C3-7 heterocycloalkenyl, heteroaryl or heteroaryl(C1-6)alkyl, any of which groups may be optionally substituted by one or more substituents; R3 represents hydrogen, halogen or C1-6 alkyl; R4 represents hydrogen; or R4 represents C1-6 alkyl, optionally substituted by one or more substituents independently selected from —ORa and —NRbRc; Ra represents hydrogen; or Ra represents C1-6 alkyl, aryl, aryl(C1-6)alkyl, heteroaryl or heteroaryl(C1-6)alkyl, any of which groups may be optionally substituted by one or more substituents; Rb and Rc independently represent hydrogen or trifluoromethyl; or C1-6 alkyl, C3-7 cycloalkyl, C3-7 cycloalkyl(C1-6)alkyl, aryl, aryl(C1-6)alkyl, C3-7 heterocycloalkyl, C3-7 heterocycloalkyl(C1-6)alkyl, heteroaryl or heteroaryl(C1-6)alkyl, any of which groups may be optionally substituted by one or more substituents; or Rb and Rc, when taken together with the nitrogen atom to which they are both attached, represent azetidin-1-yl, pyrrolidin-1-yl, oxazolidin-3-yl, isoxazolidin-2-yl, thiazolidin-3-yl, isothiazolidin-2-yl, piperidin-1-yl, morpholin-4-yl, thiomorpholin-4-yl, piperazin-1-yl, homopiperidin-1-yl, homomorpholin-4-yl or homopiperazin-1-yl, any of which groups may be optionally substituted by one or more substituents; Rd represents hydrogen; or C1-6 alkyl, C3-7 cycloalkyl, aryl, C3-7 heterocycloalkyl or heteroaryl, any of which groups may be optionally substituted by one or more substituents; and Re represents C1-6 alkyl, aryl or heteroaryl, any of which groups may be optionally substituted by one or more substituents.