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    • 7. 发明授权
    • Quinoline, naphthyridine and pyridobenzoxazine derivatives
    • 喹啉,萘啶和吡唑并噻嗪衍生物
    • US5137892A
    • 1992-08-11
    • US626602
    • 1990-12-12
    • Daniel T. ChuCurt S. Cooper
    • Daniel T. ChuCurt S. Cooper
    • A61K31/435A61K31/4427A61K31/445A61K31/47A61K31/535A61P31/04C07D401/04C07D471/04C07D491/06C07D491/10C07D491/113C07D519/00
    • C07D401/04C07D471/04C07D491/10
    • Novel antibacterial compounds are disclosed having the formula ##STR1## as well as pharmaceutically acceptable salts, esters, amide and prodrugs thereof,wherein R.sup.1 is selected from the group consisting of (a) lower alkyl, (b) halo(lower alkyl), (c) lower alkyl(alkynyl), (d) lower cycloalkyl, (e) lower alkylamino, (f) nitrogen-containing aromatic heterocycle, (g) bicyclic alkyl and (h) phenyl;R.sup.2 is selected from the group consisting of hydrogen, lower alkyl, a pharmaceutically acceptable cation, and a prodrug ester group;R.sup.3 and R.sup.4 are independently selected from the group consisting of hydrogen, halogen, amino, and lower alkyl;R.sup.5 is either a nitrogen-containing heterocycle or a nitrogen-containing spiro-bicyclic-heterocycle; andA is N or C--R.sup.6, wherein R.sup.6 is selected from the group consisting of hydrogen, halogen, lower alkyl, and lower alkoxy, or R.sup.1 and R.sup.6 taken together with the atoms to which they are attached form a 6-membered ring which may contain an oxygen or sulfur atom and which may be substituted with lower alkyl; as well as pharmaceutical compositions comprising such novel compounds and the thereapeutic use thereof.
    • 公开了具有式(I)的新型抗菌化合物及其药学上可接受的盐,酯,酰胺和前药,其中R 1选自(a)低级烷基,(b)卤代(低级烷基 ),(c)低级烷基(炔基),(d)低级环烷基,(e)低级烷基氨基,(f)含氮芳族杂环,(g)双环烷基和(h) R2选自氢,低级烷基,药学上可接受的阳离子和前药酯基; R 3和R 4独立地选自氢,卤素,氨基和低级烷基; R5是含氮杂环或含氮螺环双环杂环; 并且A是N或C-R6,其中R6选自氢,卤素,低级烷基和低级烷氧基,或者R1和R6与它们所连接的原子一起形成6元环,其中 可以含有氧原子或硫原子,并可以被低级烷基取代; 以及包含这些新化合物的药物组合物及其治疗用途。
    • 8. 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