1- or 2-substituted artemisinin derivatives for increasing...

C - Chemistry – Metallurgy – 07 – D

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C07D 493/20 (2006.01) A61K 31/365 (2006.01) A61P 33/06 (2006.01)

Patent

CA 2698973

The present invention relates to compounds with an increased in vivo biological activity, and especially an increased pharmaceutical activity, such as an anti-nematodal or antifungal activity, an immunosuppresive activity, a metabolism influencing activity and/or an anti-cancer activity. Specifically, the present invention relates to compound comprising an artemisinin derivative according to the general formula (I) covalently linked at the 1 or the 2 position to a compound with a biological activity thereby increasing the biological activity of said compound or a pharmaceutically acceptable salt thereof.

La présente invention concerne des composés qui présentent une activité in vivo accrue et notamment une activité pharmaceutique accrue, par exemple une activité anti-nématode ou antifongique, une activité immunosuppressive, une activité influençant le métabolisme et/ou une activité anti-cancéreuse. La présente invention concerne notamment un composé qui comprend un dérivé d'artémisinine selon la formule générale (I) relié par une liaison covalente à la position 1 ou 2 à un composé qui présente une activité biologique, augmentant ainsi l'activité biologique dudit composé, ou un de ses sels pharmaceutiquement acceptables.

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