New erythromycin derivatives, the process for preparing them...

Details New erythromycin derivatives, the process for preparing them... New erythromycin derivatives, the process for preparing them...

C - Chemistry, Metallurgy

07

H

C07H 17/00 (2006.01) A61K 31/7056 (2006.01) A61P 31/04 (2006.01) C07D 231/12 (2006.01) C07D 401/04 (2006.01) C07D 521/00 (2006.01) C07H 17/08 (2006.01)

Patent

CA 2290136

A subject of the invention is the compounds of formula (I) ¬Image Omitted| in which Y represents a hydrogen atom or a fluorine atom, n represents an integer comprised between 1 and 8, Z represents a hydrogen atom or the remainder of a carboxylic acid, optionally substituted on the heterocycle by one or more alkyl, alkenyl, alkynyl, O-alkyl, O-alkenyl, O-alkynyl, S-alkyl, S-alkenyl, S-alkynyl radicals containing up to 8 carbon atoms, one or more OH, NH2, C N, NO2, CF3 radicals or one or more aryl radicals containing up to 14 carbon atoms or heteroaryl radicals containing one or more nitrogen oxygen or sulphur atoms, the aryl or heteroaryl radicals themselves being able to be substituted as well as their addition salts with acids. The products of formula (I) have antibiotic properties.

L'invention a pour objet les composés de formule (I) (I) (voir formule I) dans laquelle Y représente un atome d'hydrogène ou un atome de fluor, n représente un nombre entier compris entre 1 et 8, Z représente un atome d'hydrogène ou le reste d'un acide carboxylique, éventuellement substitué sur l'hétérocyle par un ou plusieurs radicaux alkyle, alkényle, alkynyle, O-alkyle, O-alkényle, O--alkynyle, S-alkyle, S-alkényle, S-alkynyle renfermant jusqu'à 8 atomes de carbone, un ou plusieurs radicaux OH, NH2, C.ident.N, NO2, CF3 ou un ou plusieurs radicaux aryle renfermant jusqu'à 14 atomes de carbone ou hétéroaryle renfermant un ou plusieurs atomes d'azote, d'oxygène ou de soufre, les radicaux aryle ou hétéroaryle pouvant être eux-mêmes substitués ainsi que leurs sels d'addition avec les acides, Les produits de formule (I) présentent des propriétés antibiotiques.

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