Global Patent Index - EP 3164378 A1

EP 3164378 A1 20170510 - PROCESS FOR MAKING MICROCRYSTALLINE DIMETHYL FUMARATE

Title (en)

PROCESS FOR MAKING MICROCRYSTALLINE DIMETHYL FUMARATE

Title (de)

VERFAHREN ZUR HERSTELLUNG VON MIKROKRISTALLINEM DIMETHYLFUMARAT

Title (fr)

PROCÉDÉ DE PRÉPARATION DE DIMÉTHYLFUMARATE MICROCRISTALLIN

Publication

EP 3164378 A1 20170510 (EN)

Application

EP 15731943 A 20150626

Priority

  • EP 14175667 A 20140703
  • EP 2015064564 W 20150626

Abstract (en)

[origin: WO2016001093A1] The invention relates to a process for making a microcrystalline dimethyl fumarate comprising a step of providing a solution of dimethyl fumarate in methanol and combining the solution with water under precipitation of microcrystalline dimethyl fumarate.

IPC 8 full level

C07C 67/08 (2006.01); C07C 67/52 (2006.01); C07C 69/70 (2006.01)

CPC (source: EP)

C07C 67/08 (2013.01); C07C 67/52 (2013.01)

C-Set (source: EP)

  1. C07C 67/52 + C07C 69/60
  2. C07C 67/08 + C07C 69/60

Citation (search report)

See references of WO 2016001093A1

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

Designated extension state (EPC)

BA ME

DOCDB simple family (publication)

WO 2016001093 A1 20160107; EP 3164378 A1 20170510

DOCDB simple family (application)

EP 2015064564 W 20150626; EP 15731943 A 20150626