Novel method for preparing unsaturated fatty hydroxyacids

Details Novel method for preparing unsaturated fatty hydroxyacids Novel method for preparing unsaturated fatty hydroxyacids

C - Chemistry, Metallurgy

07

C

C07C 67/30 (2006.01)

Patent

CA 2626588

The invention concerns a method for preparing a compound of formula (I), wherein: R3 and R1 represent in particular H and n is greater than 4, said preparation method including performing a Wittig-Horner reaction with a phosphonate on a lactol, so as to obtain a hydroxyester and, optionally a saponification reaction of said hydroxyester.

La présente invention concerne un procédé de préparation d'un composé de formule (I) ; dans laquelle R3 et R1 représentent notamment H et n est supérieur à 4, ledit procédé de préparation comprenant la mise en AEuvre de la réaction de Wittig-Horner avec un phosphonate sur un lactol, afin d'obtenir un hydroxy-ester et, éventuellement une réaction de saponification dudit hydroxy- ester.

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