NOVEL PROCESS FOR PREPARING SYNTHESIS INTERMEDIATES USING PRODUCTS OF NATURAL ORIGIN AND USE OF THE INTERMEDIATES OBTAINED - Archive ouverte HAL Accéder directement au contenu
Brevet Année : 2016

NOVEL PROCESS FOR PREPARING SYNTHESIS INTERMEDIATES USING PRODUCTS OF NATURAL ORIGIN AND USE OF THE INTERMEDIATES OBTAINED

Résumé

The present invention relates to a process for preparing a product of formula I: characterized in that the reaction is catalyzed both by thiamine or a thiamine salt and by ascorbic acid in a form which is free or salified or an organic acid salt of an alkaline metal, preferably sodium acetate, potassium tartrate, sodium succinate, or a reductone, preferably 2-hydroxypropanedial or 2,3-dihydroxycyclopent-2-ene-1-one in an organic solvent.
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Dates et versions

hal-03776937 , version 1 (14-09-2022)

Identifiants

  • HAL Id : hal-03776937 , version 1

Citer

Claude Grison, Vincent Escande, Andrii Stanovych. NOVEL PROCESS FOR PREPARING SYNTHESIS INTERMEDIATES USING PRODUCTS OF NATURAL ORIGIN AND USE OF THE INTERMEDIATES OBTAINED. France, Patent n° : WO2016097612A1. 2016. ⟨hal-03776937⟩
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