Patent · US Expired

Method for synthesis of 2,5-dioxane-1,4-diones

US7504524B2 · kind B2 · utility

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0References

8Claims

0Family size

Assignee

Société de Conseils de Recherches et d'Applications Scientifiques (S.C.R.A.S) SAS · FR

Inventors

Didier Bourissou · Plaisance-du-Touch, FR
Blanca Martin-Vaca · Toulouse, FR
Frédéric Ben · Toulouse, FR
Magalie Graullier · Toulouse, FR
Roland Cherif-Cheikh · Castelldefels, ES
Martin Montes · Sant Quirze del Vallès, ES

Key dates

Filing date	Jul 25, 2005
Grant date	Mar 17, 2009
Priority date	—
Expiry date	Jul 25, 2025

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07D319/12
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

The invention relates to a novel method for the synthesis of 2,5-dioxane-1,4-diones having formula (I), comprising the oxidation of the ketone function of a cyclic compound having formula (II), wherein R1, R2, R3 and R4 independently represent the hydrogen atom, halo, (C2-C6) alkenyl, (C3-C7)cycloalkyl, cyclohexenyl and a radical having formula —(CH2)m—V—W.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.