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1. (WO2015044853) PROCESS FOR PREPARATION OF DIMETHYL FUMARATE
Latest bibliographic data on file with the International Bureau   

Pub. No.: WO/2015/044853 International Application No.: PCT/IB2014/064726
Publication Date: 02.04.2015 International Filing Date: 22.09.2014
IPC:
C07C 67/14 (2006.01) ,C07C 69/08 (2006.01)
C CHEMISTRY; METALLURGY
07
ORGANIC CHEMISTRY
C
ACYCLIC OR CARBOCYCLIC COMPOUNDS
67
Preparation of carboxylic acid esters
14
from carboxylic acid halides
C CHEMISTRY; METALLURGY
07
ORGANIC CHEMISTRY
C
ACYCLIC OR CARBOCYCLIC COMPOUNDS
69
Esters of carboxylic acids; Esters of carbonic or haloformic acids
02
Esters of acyclic saturated monocarboxylic acids having the carboxyl group bound to an acyclic carbon atom or to hydrogen
04
Formic acid esters
08
of dihydroxylic compounds
Applicants:
GLENMARK PHARMACEUTICALS LIMITED; GLENMARK GENERICS LIMITED [IN/IN]; Glenmark House HDO-Corporate Bldg, Wing-A, B.D. Sawant Marg, Chakala, Andheri (East) Mumbai 400 099, IN
Inventors:
BHIRUD, Shekhar Bhaskar; IN
BHUSHAN, Kumar Hari; IN
SWAMY, H M Veerabhadra; IN
PATIL, Dilipkumar Jibhau; IN
DABE, Avikumar Digambar; IN
Priority Data:
3070/MUM/201325.09.2013IN
Title (EN) PROCESS FOR PREPARATION OF DIMETHYL FUMARATE
(FR) PROCÉDÉ DE PRÉPARATION DE FUMARATE DE DIMÉTHYLE
Abstract:
(EN) 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.
(FR) 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.
Designated States: AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JP, KE, KG, KN, KP, KR, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW
African Regional Intellectual Property Organization (ARIPO) (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Office (AM, AZ, BY, KG, KZ, RU, TJ, TM)
European Patent Office (EPO) (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG)
Publication Language: English (EN)
Filing Language: English (EN)