PROCESS FOR PREPARATION OF DIMETHYL FUMARATE

The present invention relates to a process for the preparation of dimethyl fumarate, a compound of formula I, in a purity of at least 99.0% as determined by HPLC, containing less than 400 ppm of an anion of a mineral acid and less than 5 ppm of dimethyl maleate. La présente invention concerne un pro...

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Bibliographische Detailangaben
Hauptverfasser:	SWAMY, H M VEERABHADRA, BHUSHAN, KUMAR HARI, BHIRUD, SHEKHAR BHASKAR, PATIL, DILIPKUMAR JIBHAU, DABE, AVIKUMAR DIGAMBAR
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	ACYCLIC OR CARBOCYCLIC COMPOUNDS CHEMISTRY METALLURGY ORGANIC CHEMISTRY
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Beschreibung
Zusammenfassung:	The present invention relates to a process for the preparation of dimethyl fumarate, a compound of formula I, in a purity of at least 99.0% as determined by HPLC, containing less than 400 ppm of an anion of a mineral acid and less than 5 ppm of dimethyl maleate. La présente invention concerne un procédé pour la préparation de fumarate de diméthyle, un composé de formule I, d'une pureté d'au moins 99,0 % telle que déterminée par CLHP, contenant moins de 400 ppm d'un anion d'un acide minéral et moins de 5 ppm de maléate de diméthyle.