Broad-spectrum cephem compounds

C - Chemistry – Metallurgy – 07 – D

Patent

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C07D 501/50 (2006.01) A61K 31/546 (2006.01) A61P 31/04 (2006.01) C07D 277/40 (2006.01) C07D 277/46 (2006.01) C07D 277/56 (2006.01) C07D 501/00 (2006.01) C07D 519/06 (2006.01)

Patent

CA 2479354

Compounds represented by the general formula (I), esters of the compounds, derivatives thereof obtained through protection of amino on the 7-position thiazole ring, or pharmaceutically acceptable salts or solvates of them: (I) wherein T is S, SO, or O; X is halogeno, CN, carbamoyl which may be substituted with lower alkyl, lower alkyl, lower alkoxy, or lower alkylthio; A is substituted lower alkylene (wherein the substituent is optionally substituted mono-lower alkyl, optionally substituted lower alkylidene, or optionally substituted lower alkylene); and Z+ is an optionally substituted nitrogenous heterocyclic group having a cationic group.

L'invention concerne des composés représentés par la formule générale (I), des esters de ces composés, des dérivés correspondants obtenus par protection d'amino sur le cycle thiazole en position 7, ou des sels ou solvates pharmaceutiquement acceptables desdits composés. Dans cette formule, T est S, SO ou O, X est halogéno, CN, carbamoyle pouvant être substitué par alkyle inférieur, alkyle inférieur, alcoxy inférieur ou alkylthio inférieur, A est alkylène inférieur substitué (le substituant étant monoalkyle inférieur éventuellement substitué, alkylidène inférieur éventuellement substitué, ou alkylène inférieur éventuellement substitué), et Z?+¿ est un groupe hétérocyclique azoté éventuellement substitué renfermant un groupe cationique.

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