[EN] QUINOLONES AS T-RNA SYNTHETASE INHIBITORS AND ANTIBACTERIAL AGENTS<br/>[FR] QUINOLONES TENANT LIEU D'INHIBITEURS D'ARNT SYNTHETASE ET D'AGENTS ANTIBACTERIENS
申请人:SMITHKLINE BEECHAM PLC
公开号:WO2000021949A1
公开(公告)日:2000-04-20
Compounds of formula (I), in which: R1 is aryl or heteroaryl; R2 is hydrogen, C¿(1-6)?alkyl, arylC(1-4)alkyl, arylC(2-4)alkenyl or C(1-6)alkylcarbonyl; R?3¿ is selected from halo, cyano, hydroxy, (C¿1-6)?alkyl (optionally substituted by halo, hydroxy, amino, carboxy or (C1-6)alkoxycarbonyl), (C3-7)cycloalkyl, C(1-6)alkoxy, amino, mono- or di-(C1-6)alkylamino, acylamino, carboxy, (C1-6)alkoxycarbonyl, carboxy(C1-6)alkyloxy, (C1-6)alkylthio, (C1-6)alkylsulphinyl, (C1-6)alkylsulphonyl, sulphamoyl, mono- and di-(C1-6)alkylsulphonyl, carbamoyl, mono- and di-(C1-6)alkylcarbamoyl, and heterocyclyl; m is 0 or an integer from 1 to 3; R?4¿ and a substituent on R1 are linked to form a saturated bridge comprising one or two carbon atoms and a heteroatom selected from O and NR5; R5 is hydrogen or C¿(1-6)?alkyl; Y is a linker group having from 2 to 6 methylene groups in a straight chain and in which one or more alkylene groups may have one or more C(1-6) alkyl substituents and which substituents may be linked to form a C2 or C3 alkylene bridge; Z is NH or O; and salts thereof, preferably pharmaceutically acceptable salts; are inhibitors of Saureus methionyl tRNA synthetase and thereof of use in therapy as antibacterial agents.
化合物的公式(I),其中:R1是芳基或杂环芳基;R2是氢,C(1-6)烷基,芳基C(1-4)烷基,芳基C(2-4)烯基或C(1-6)烷基羰基;R3是选自卤素,氰基,羟基,(C1-6)烷基(可选地被卤素,羟基,氨基,羧基或(C1-6)烷氧羰基取代),(C3-7)环烷基,C(1-6)烷氧基,氨基,单或双(C1-6)烷基氨基,酰胺基,羧基,(C1-6)烷氧羰基,羧基(C1-6)烷氧基,(C1-6)烷基硫醇,(C1-6)烷基亚磺酰基,(C1-6)烷基磺酰基,磺酰胺基,单和双(C1-6)烷基磺酰基,氨基甲酰基,单和双(C1-6)烷基氨基甲酰基和杂环基;m为0或1至3的整数;R4和R1上的取代基连接形成饱和桥,包括一个或两个碳原子和一个选自O和NR5的杂原子;R5是氢或C(1-6)烷基;Y是具有2至6个亚甲基基团的连接基,在其中一个或多个亚甲基基团中可能有一个或多个C(1-6)烷基取代基,并且这些取代基可能连接形成C2或C3烷基桥;Z是NH或O;及其盐,优选为药物可接受盐;是Saureus甲硫氨酰-tRNA合成酶的抑制剂,因此在治疗中作为抗菌剂使用。