Abstract: Quinolylpropylpiperidine derivatives of general formula (I) in which R1a is hydrogen, halogen, hydroxyl, amino, alkylamino, dialkylamino, hydroxyamino, alkoxyamino or alkylalkoxyamino and R1b is hydrogen, or R1a and R1b form an oxo, R2 is carboxyl, carboxymethyl or hydroxymethyl, R3 is alkyl either substituted with phenylthio optionally substituted with halogen, hydroxyl, alkyl, alkoxy, trifluoromethyl, trifluoromethoxy, carboxyl, alkoxycarbonyl, 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, alkoxy, trifluoromethyl, trifluoromethoxy, carboxyl, alkoxycarbonyl, cyano or amino or R3 is propargyl substituted with phenyl or heteroaryl as defined above, R4 is alkyl, alkenyl-CH2— or alkynyl-CH2—, cycloalkyl or cycloalkylalkyl, in their various isomeric forms, separate or as mixtures, and also their sa

Abstract: Quinolylpropylpiperidine derivatives of general formula (I) are described, and are useful as antimicrobial agents. Their preparation is also described.

Abstract: Quinolylpropylpiperidine derivatives of general formula (I) are described, and are useful as antimicrobial agents. Their preparation is also described.

Abstract: Heterocyclylalkylpiperidine derivatives of general formula (I) in their enantiomeric or diastereoisomeric forms or mixtures of these forms, and/or, where appropriate, in their syn or anti form or a mixture thereof, as well as any salt thereof.

Abstract: Quinolylpropylpiperidine derivatives of general formula (I) are described, and are useful as antimicrobial agents. Their preparation is also described.

Abstract: Heterocyclylalkylpiperidine derivatives of general formula (I) 1

Abstract: Quinolylpropylpiperidine derivatives of formula (I) which are particularly advantageous antimicrobial agents, their compositions, and their use.