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1. (WO2009066309) PROCESS FOR PREPARATION OF OMEPRAZOLE
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/2009/066309    International Application No.:    PCT/IN2008/000445
Publication Date: 28.05.2009 International Filing Date: 11.07.2008
Chapter 2 Demand Filed:    11.02.2009    
IPC:
C07D 401/12 (2006.01), A61K 31/4439 (2006.01), A61K 31/454 (2006.01), A61P 1/04 (2006.01)
Applicants: CADILA HEALTHCARE LIMITED [IN/IN]; Zydus Tower Satellite Cross Roads Ahmedabad 380 015 Gujarat (IN) (For All Designated States Except US).
PATEL, Dhimant, Jasubhai [IN/IN]; (IN) (For US Only).
PATEL, Mahesh, Shankarbhai [IN/IN]; (IN) (For US Only).
DWIVEDI, Shriprakash, Dhar [IN/IN]; (IN) (For US Only)
Inventors: PATEL, Dhimant, Jasubhai; (IN).
PATEL, Mahesh, Shankarbhai; (IN).
DWIVEDI, Shriprakash, Dhar; (IN)
Agent: SUBRAMANIAM, Hariharan; Subramaniam, Nataraj & Associates E-556, Greater Kailash - II New Delhi 110 048 (IN)
Priority Data:
1335/MUM/2007 12.07.2007 IN
Title (EN) PROCESS FOR PREPARATION OF OMEPRAZOLE
(FR) PROCÉDÉ DE PRÉPARATION D'OMÉPRAZOLE
Abstract: front page image
(EN)The present invention discloses a process for preparing 2- [(pyridinyl)methyl]sulfinyl-substituted benzimidazoles of Formula (I) or a pharmaceutically acceptable salt, hydrate, or solvate thereof. More particularly, the present invention relates to the process for oxidation of 2-[(pyridinyl)methyl]thio- substituted benzimidazoles of Formula (II).
(FR)La présente invention concerne un procédé permettant de préparer des benzimidazoles à substitution 2-[(pyridinyl)méthyl]sulfinyle, représentés par la formule (I) ou un sel, hydrate, ou solvate pharmaceutiquement acceptable de ces composés. Plus particulièrement, la présente invention concerne le procédé d'oxydation de benzimidazoles à substitution 2-[(pyridinyl)méthyl]thio, représentés par la formule (II).
Designated States: AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BR, BW, BY, BZ, CA, CH, 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, PG, PH, PL, PT, RO, RS, RU, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW.
African Regional Intellectual Property Organization (BW, GH, GM, KE, 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 (AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MT, NL, NO, PL, PT, RO, SE, SI, SK, 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)