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1. (WO2016027077) PROCESSES FOR THE PREPARATION OF DABIGATRAN ETEXILATE AND INTERMEDIATES THEREOF
Latest bibliographic data on file with the International Bureau

Pub. No.: WO/2016/027077 International Application No.: PCT/GB2015/052394
Publication Date: 25.02.2016 International Filing Date: 18.08.2015
IPC:
C07D 401/14 (2006.01) ,C07D 401/12 (2006.01) ,A61K 31/4439 (2006.01) ,A61P 9/00 (2006.01)
C CHEMISTRY; METALLURGY
07
ORGANIC CHEMISTRY
D
HETEROCYCLIC COMPOUNDS
401
Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom
14
containing three or more hetero rings
C CHEMISTRY; METALLURGY
07
ORGANIC CHEMISTRY
D
HETEROCYCLIC COMPOUNDS
401
Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom
02
containing two hetero rings
12
linked by a chain containing hetero atoms as chain links
A HUMAN NECESSITIES
61
MEDICAL OR VETERINARY SCIENCE; HYGIENE
K
PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
31
Medicinal preparations containing organic active ingredients
33
Heterocyclic compounds
395
having nitrogen as a ring hetero atom, e.g. guanethidine, rifamycins
435
having six-membered rings with one nitrogen as the only ring hetero atom
44
Non-condensed pyridines; Hydrogenated derivatives thereof
4427
containing further heterocyclic ring systems
4439
containing a five-membered ring with nitrogen as a ring hetero atom, e.g. omeprazole
A HUMAN NECESSITIES
61
MEDICAL OR VETERINARY SCIENCE; HYGIENE
P
SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
9
Drugs for disorders of the cardiovascular system
Applicants:
CIPLA LIMITED [IN/IN]; Cipla House Peninsula Business Park Ganpatrao Kadam Marg Lower Parel Mumbai 400 013, IN
KING, Lawrence [GB/GB]; GB (MW)
Inventors:
RAO, Dharmaraj Ramachandra; IN
MALHOTRA, Geena; IN
PULLELA, Venkata Srinivas; IN
ACHARYA, Vinod Parameshwaran; IN
SINARE, Sudam Nanabhau; IN
Agent:
A.A. THORNTON & CO.; 10 Old Bailey London EC4M 7NG, GB
Priority Data:
2639/MUM/201418.08.2014IN
Title (EN) PROCESSES FOR THE PREPARATION OF DABIGATRAN ETEXILATE AND INTERMEDIATES THEREOF
(FR) PROCÉDÉS POUR LA PRÉPARATION D'ÉTÉXILATE DE DABIGATRAN ET DE SES INTERMÉDIAIRES
Abstract:
(EN) The present invention relates to a process for the preparation of dabigatran etexilate of Formula (I), or a pharmaceutically acceptable salt thereof, to processes for the preparation of intermediates of dabigatran etexilate, and to dabigatran etexilate in substantially pure form.
(FR) La présente invention concerne un procédé pour la préparation d'étéxilate de dabigatran de formule (I), ou d'un sel pharmaceutiquement acceptable de celui-ci; des procédés pour la préparation d'intermédiaires d'étéxilate de dabigatran; et de l'étéxilate de dabigatran, sous une forme sensiblement pure.
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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 Organization (AM, AZ, BY, KG, KZ, RU, TJ, TM)
European Patent Office (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)