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    • 10. 发明授权
    • 7-cycloalkyl naphthyridines
    • 7-环烷基萘啶
    • US4880814A
    • 1989-11-14
    • US119885
    • 1987-11-13
    • Daniel T. ChuTerry J. RosenCurt S. Cooper
    • Daniel T. ChuTerry J. RosenCurt S. Cooper
    • C07D215/56C07D471/04C07D498/06
    • C07D215/56C07D471/04
    • The present invention includes compounds represented by the formula: ##STR1## wherein R.sub.1 is a hydroxy, a C.sub.1 to C.sub.6 alkoxy, benzoxy, or an alkylcarbonyloxymethoxy group, or R.sub.3 together with R.sub.1 forms a group of the formula --Y--NH-- where Y is oxygen or sulfur; or R.sub.3 is hydrogen; A is nitrogen or CR.sub.2, where R.sub.2 is hydrogen, or halogen, or R.sub.2 together with R forms a group of the formula --X--CH.sub.2 --CH(R.sub.6)-- or --X--CH.sub.2 --CH.dbd.CH.sub.2, wherein X is CH.sub.2, O, S, NH, or NCH.sub.3, and R.sub.6 is hydrogen, alkyl, or C.sub.1 -C.sub.3 haloalkyl; or R is (1) a C.sub.1 to C.sub.4 alkyl, (2) lower cycloalkyl, (3) alkylamino, (4) haloalkyl, (5) an aromatic heterocyclic ring or (6) a substituted phenyl group; and Z is a carbocyclic group;or a pharmaceutically acceptable salt thereof. The compounds of the present invention are useful as antibacterial agents. 1
    • 本发明包括由下式表示的化合物:其中R1是羟基,C1至C6烷氧基,苯氧基或烷基羰氧基甲氧基,或R3与R1一起形成式-Y-NH-的基团,其中Y 是氧或硫; 或R3是氢; A是氮或CR 2,其中R 2是氢或卤素,或R 2与R一起形成式-X-CH 2 -CH(R 6) - 或-X-CH 2 -CH = CH 2的基团,其中X是CH 2, O,S,NH或NCH 3,R 6是氢,烷基或C 1 -C 3卤代烷基; 或R是(1)C1-C4烷基,(2)低级环烷基,(3)烷基氨基,(4)卤代烷基,(5)芳族杂环或(6)取代苯基; Z是碳环基; 或其药学上可接受的盐。 本发明的化合物可用作抗菌剂。 1