Antifungal substances be-31405 derivatives and process for...

C - Chemistry – Metallurgy – 07 – H

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C07H 15/18 (2006.01) A61K 31/41 (2006.01) A61K 31/415 (2006.01) A61K 31/70 (2006.01)

Patent

CA 2290792

Compounds represented by general formula (I) or pharmaceutically acceptable salts or esters thereof; antifungal agents containing the same as the active ingredient; and antifungal compositions containing the same together with azole-type antifungal agents. In said formula R1 and R2 independently represent each hydrogen, optionally substituted C1-16 alkyl, C2-10 alkenyl, C3- 6 alkynyl, C6-12 aryl, C7-15 aralkyl or a heterocycle or -Y-R3 (provided that R1 is methyl when R2 is hydrogen; and R1 is not methyl when R2 is acetyl).

Cette invention se rapporte à des composés représentés par la formule générale (I) ou à des sels ou esters de ces composés acceptables sur le plan pharmaceutique, à des agents antifongiques contenant ces composés comme principe actif; et à des compositions antifongiques contenant ces composés ainsi que des agents antifongiques du type azole. Dans cette formule, R?1¿ et R?2¿ représentent, chacun séparément, hydrogène, alkyle C¿1-16? éventuellement substitué, alcényle C¿2-10?, alcynyle C¿3-6?, aryle C¿6-12?, aralkyle C¿7-15? ou un hétérocyclique ou -Y-R?3¿ (à condition que R?1¿ représente méthyle lorsque R?2¿ représente hydrogène; et que R?1¿ ne représente pas méthyle lorsque R?2¿ représente acétyle).

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