C - Chemistry – Metallurgy – 07 – C
Patent
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.
Brayer Jean-Louis
Folleas Benoit
Frison Natacha
Norton Rose Or S.e.n.c.r.l. S.r.l./llp
Pierre Fabre Dermo-Cosmetique
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