3-pyridinium methylcephem compound

C - Chemistry – Metallurgy – 07 – D

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C07D 501/56 (2006.01) A61K 31/546 (2006.01) A61P 31/04 (2006.01)

Patent

CA 2557988

A compound represented by the formula [Chemical formula 1] (I) {wherein A is optionally substituted lower alkylene [substituent: mono- or di(lower alkyl), lower alkylidene, or C2 or higher (lower alkylene)]; and Z+ is either of the following groups: [Chemical formula 2] (Z-1) (Z-2) [wherein R1 and R2 each independently is hydrogen, optionally substituted amino(lower alkyl), optionally substituted aminocycloalkyl, optionally substituted cyclic amino, or optionally substituted (cyclic amino)lower alkyl; R9 is hydrogen or lower alkyl, provided that R1 and R9 may form an optionally substituted cyclic amino in cooperation with the adjacent nitrogen atom; R3 is hydrogen or amino; and X is nitrogen or CR4 (R4 is hydrogen or optionally substituted lower alkyl)]}, a pharmaceutically acceptable salt of the compound, or a solvate of either.

Un composé représenté par la formule [Formule chimique 1] (I) {où A est optionnellement substitué à de l'alkylène inférieur [substituant : mono- ou di(alkyle inférieur), alkylidène inférieur, ou C¿2? ou supérieur (alkylène inférieur)] ; et Z?+¿ est l'un des groupes suivants : [Formule chimique 2] (Z-1) (Z-2) [où R?1¿ et R?2¿ est chacun indépendamment de l'hydrogène, optionnellement substitué à de l'amino(alkyle inférieur), optionnellement substitué à de l'aminocycloalkyle, optionnellement substitué à de l'amino cyclique, ou optionnellement substitué à de l'alkyle inférieur (amino cyclique) ; R?9¿ est de l'hydrogène ou de l'alkyle inférieur, à condition que R?1¿ et R?9¿ puissent former un amino cyclique optionnellement substitué en coopération avec l'atome d'azote adjacent ; R?3¿ est de l'hydrogène ou de l'amino ; et X est de l'azote ou du CR?4¿ (R?4¿ est de l'hydrogène ou de l'alkyle inférieur optionnellement substitué)]}, un sel acceptable pharmaceutiquement du composé, or un produit solvé de l'un ou l'autre.

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