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Machine translation
1. (WO2010149565) PROCESS FOR PREPARING TELMISARTAN
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/2010/149565    International Application No.:    PCT/EP2010/058546
Publication Date: 29.12.2010 International Filing Date: 17.06.2010
Chapter 2 Demand Filed:    15.04.2011    
IPC:
C07D 231/56 (2006.01)
Applicants: INKE, S.A. [ES/ES]; Pol. Ind. Can Pelegrí - C. Argent 1 E-08755 Castellbisbal (ES) (For All Designated States Except US).
SINGH, Santosh [IN/IN]; (IN) (For US Only).
JOSHI, Anil [IN/IN]; (IN) (For US Only).
NEWADKAR, Ravindranath [IN/IN]; (IN) (For US Only)
Inventors: SINGH, Santosh; (IN).
JOSHI, Anil; (IN).
NEWADKAR, Ravindranath; (IN)
Agent: PONTI SALES, Adelaida; C. Consell de Cent, 322 E-08007 Barcelona (ES)
Priority Data:
09163351.1 22.06.2009 EP
Title (EN) PROCESS FOR PREPARING TELMISARTAN
(FR) PROCÉDÉ DE PRÉPARATION DE TELMISARTAN
Abstract: front page image
(EN)The present invention refers to an improved process for the preparation of telmisartan or a pharmaceutical acceptable salt thereof through hydrolysis compounds of formula general (I) wherein R is tert-butyl ester (Ia) or salts thereof. Preferably, the invention discloses the preparation of telmisartan through hydrolysis of novel organic salts of compounds of formula (I), particularly wherein R is tert-butyl ester (Ia). The invention also relates to a process for the preparation of these novel organic salts, in particular wherein R is tert-butyl ester (Ia) and its use in the preparation of telmisartan.
(FR)L'invention concerne un procédé amélioré de préparation de telmisartan ou d'un sel pharmaceutiquement acceptable de ce composé, par l'hydrolyse de composés représentés par la formule générale (I), dans laquelle R représente un tert-butyl ester (Ia) ou des sels de celui-ci. De préférence, l'invention concerne la préparation de Telmisartan par l'hydrolyse de nouveaux sels organiques de composés représentés par la formule (I), dans laquelle R représente en particulier un tert-butyl ester (Ia). L'invention concerne aussi un procédé de préparation de ces nouveaux sels organiques, dans lequel R représente en particulier un tert-butyl ester (Ia), ainsi que leur utilisation dans la préparation de telmisartan.
Designated States: AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, 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, IS, JP, KE, KG, KM, KN, KP, KR, KZ, LA, LC, LK, LR, LS, LT, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PE, PG, PH, PL, PT, RO, RS, RU, 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 (BW, GH, GM, KE, LR, LS, MW, MZ, NA, SD, SL, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Organization (AM, AZ, BY, KG, KZ, MD, 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, SE, SI, SK, SM, TR)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, ML, MR, NE, SN, TD, TG).
Publication Language: English (EN)
Filing Language: English (EN)