Quinolylpropylpiperidine derivatives, intermediates and compositions containing them, and preparation therefor
申请人:——
公开号:US20040087619A1
公开(公告)日:2004-05-06
Quinolylpropylpiperidine derivatives of general formula (I) in which R
1
is hydrogen or fluorine, R
2
is carboxyl, carboxymethyl or hydroxymethyl, R
3
is alkyl substituted either with phenylthio optionally substituted with halogen, hydroxyl, alkyl, alkyloxy, trifluoromethyl, trifluoromethoxy, carboxyl, alkyloxycarbonyl, cyano or amino, or with cycloalkylthio (3 to 7 members) optionally substituted with halogen or trifluoromethyl, or with heteroarylthio (5 to 6 members and 1 to 4 heteroatoms chosen from N, O and S), optionally substituted with halogen, hydroxyl, alkyl, alkyloxy, trifluoromethyl, trifluoromethoxy, carboxyl, alkyloxycarbonyl, cyano or amino or R
3
is propargyl substituted by phenyl or heteroaryl as defined above and R
4
is alkyl, alkenyl-CH
2
— or alkynyl-CH
2
—, cycloalkyl or cycloalkylalkyl, in their various isomeric forms, separate or as mixtures, and also their salts, their preparation process and intermediates and the compositions containing them. These novel derivatives are potent antibacterial agents.
1
通式为(I)的喹诺啉基丙基
哌嗪衍
生物,其中R1为氢或
氟,R2为羧基、羧甲基或羟甲基,R3为烷基,其上取代基为苯
硫基,可选取代基为卤素、羟基、烷基、烷氧基、三
氟甲基、三
氟甲氧基、羧基、烷氧羰基、
氰基或
氨基,或为环烷基
硫基(3至7个成员),可选取代基为卤素或三
氟甲基,或为杂环芳基
硫基(5至6个成员,1至4个杂原子选自N、O和S),可选取代基为卤素、羟基、烷基、烷氧基、三
氟甲基、三
氟甲氧基、羧基、烷氧羰基、
氰基或
氨基,或R3为
乙炔基,其上取代基为上述定义的苯基或杂环芳基,且R4为烷基、烯基-
CH2-或炔基- -、环烷基或环烷基烷基,在其各种异构体形式中,单独或混合存在,以及它们的盐、制备过程和中间体以及含它们的组合物。这些新颖的衍
生物是有效的抗菌剂。