申请人:Chroma Therapeutics Ltd.
公开号:US08148531B2
公开(公告)日:2012-04-03
Compounds of formula (IA) or (IB), are inhibitors of aurora kinase activity: Formula (IA), (IB) wherein -L1Y1-[CH2]z- is a linker radical wherein Y1, L1 and z are as defined in the claims; R6 is C1-C4alkoxy, hydrogen or halo; W represents a bond, —CH2—, —O—, —S—, —S(═O)2—, or —NR5— where R5 is hydrogen or C1-C4 alkyl; Q is ═N—, ═CH— or ═C(X1)— wherein X1 is cyano, cyclopropyl or halo; linker radicals L2 are as defined in the claims; R is a radical of formula (X) or (Y): wherein R1 is a carboxylic acid group (—COOH), or an ester group which is hydrolysable by one or more intracellular carboxylesterase enzymes to a carboxylic acid group; R4 is hydrogen; or optionally substituted C1-C6 alkyl, C3-C7 cycloalkyl, aryl, aryl(C1-C6 alkyl)-, heteroaryl, heteroaryl(C1-C6 alkyl)-, —(C═O)R3, —(C═O)OR3, or —(C═O)NR3 wherein R3 is hydrogen or optionally substituted (C1-C6)alkyl, C3-C7 cycloalkyl, aryl, aryl(C1-C6 alkyl)-, heteroaryl, or heteroaryl(C1-C6 alkyl)-; R41 is hydrogen or optionally substituted C1-C6 alkyl; and D is a mono-cyclic heterocyclic ring of 5 or 6 ring atoms.
式为(IA)或(IB)的化合物是极化激酶活性的抑制剂:其中-L1Y1-[CH2]z-是一个连接基团,其中Y1,L1和z如权利要求所定义;R6是C1-C4烷氧基,氢或卤素;W代表键,—CH2—,—O—,—S—,—S(═O)2—或—NR5—,其中R5是氢或C1-C4烷基;Q是═N—,═CH—或═C(X1)—,其中X1是氰基,环丙基或卤素;连接基团L2如权利要求所定义;R是式(X)或(Y)的基团:其中R1是羧酸基(—COOH)或可由一个或多个细胞内羧酸酯酶酶水解为羧酸基的酯基;R4是氢;或者是可选的取代的C1-C6烷基,C3-C7环烷基,芳基,芳基(C1-C6烷基)-,杂环芳基,杂环芳基(C1-C6烷基)-,—(C═O)R3,—(C═O)OR3或—(C═O)NR3,其中R3是氢或可选的取代的(C1-C6)烷基,C3-C7环烷基,芳基,芳基(C1-C6烷基)-,杂环芳基或杂环芳基(C1-C6烷基)-;R41是氢或可选的取代的C1-C6烷基;D是一个5或6个环原子的单环杂环芳基。