1,2-dihydro-2-oxoquinoline derivatives

C - Chemistry – Metallurgy – 07 – D

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C07D 215/54 (2006.01) A61K 31/47 (2006.01) A61K 31/495 (2006.01) C07D 215/56 (2006.01) C07D 241/44 (2006.01) C07D 401/06 (2006.01) C07D 491/056 (2006.01)

Patent

CA 2313055

1,2-Dihydro-2-oxoquinoline derivatives represented by general formula (I) or pharmacologically acceptable salts thereof, wherein Ar represents pyridyl or group represented by general formula (II) (wherein X3 and X4 are the same or different and each represents hydrogen, halogeno, C1-5 alkyl, C1-5 alkoxy, hydroxy, or trifluoromethyl); Y represents nitrogen, CH, or C(OH); R1 and R2 are the same or different and each represents hydrogen, C1-10 alkyl, C3-15 alkoxyalkyl, or C3-15 alkylaminoalkyl or R1 and R2 form a cycloamino group together with the adjacent nitrogen atom; X1 and X2 are the same or different and each represents hydrogen, C1-5 alkyl, C1-5 alkoxy, or halogeno or X1 and X2 together represent alkylenedioxy; and n is an integer of 1 to 3.

L'invention concerne des dérivés de 1,2-dihydro-2-oxoquinoline représentés par la formule générale (I) ci-après, ou des sels pharmaceutiquement acceptables de ces composés. Dans ladite formule (I), Ar représente pyridyle ou un groupe représenté par la formule générale (II), (dans laquelle X?3¿ et X?4¿, qui sont identiques ou différents, représentent chacun hydrogène, halogéno, C¿1-5? alkyle, C¿1-5? alcoxy, hydroxy, ou trifluorométhyle); Y représente azote, CH, ou C(OH); R?1¿ et R?2¿, qui sont identiques ou différents, représentent chacun hydrogène, C¿1-10? alkyle, C¿3-15? alcoxyalkyle, ou C¿3-15? alkylaminoalkyle, ou bien R?1¿ et R?2¿ forment, avec l'atome d'azote adjacent, un groupe cycloamino; X?1¿ et X?2¿, qui sont identiques ou différents, représentent chacun hydrogène, C¿1-5? alkyle, C¿1-5? alcoxy, ou halogéno, ou bien X?1¿ et X?2¿ représentent ensemble alkylènedioxy; et n est un entier compris entre 1 et 3.

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