Extracts of hypericum perforatum and formulations containing...

C - Chemistry – Metallurgy – 07 – C

Patent

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C07C 45/78 (2006.01)

Patent

CA 2334625

An extract of Hypericum perforatum obtained by fractioning water-alcoholic, alcoholic or acetonic extracts of the plant with water-immiscible esters of C1- C5 alcohols.

La présente invention concerne l'obtention d'un extrait d'Hypericum perforatum. Le procédé consiste à utiliser des esters non miscibles dans l'eau d'alcools en C¿1?-C¿5? pour fractionner des extraits hydro-alcooliques, alcooliques ou acétoniques de la plante.

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