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Machine translation
1. (WO2009133538) PROCESS FOR THE PREPARATION OF EFAVIRENZ
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/2009/133538    International Application No.:    PCT/IB2009/051796
Publication Date: 05.11.2009 International Filing Date: 01.05.2009
IPC:
C07D 265/18 (2006.01)
Applicants: RANBAXY LABORATORIES LIMITED [IN/IN]; Plot No. 90, Sector - 32 Gurgaon, Haryana 122001 (IN) (For All Designated States Except US).
MADHRA, Mukesh, Kumar [IN/IN]; (IN) (For US Only).
SINGH, Pankaj, Kumar [IN/IN]; (IN) (For US Only).
SHARMA, Mukesh [IN/IN]; (IN) (For US Only).
KHANDURI, Chandra Has [IN/IN]; (IN) (For US Only)
Inventors: MADHRA, Mukesh, Kumar; (IN).
SINGH, Pankaj, Kumar; (IN).
SHARMA, Mukesh; (IN).
KHANDURI, Chandra Has; (IN)
Common
Representative:
RANBAXY LABORATORIES LIMITED; Intellectual Property Department c/o B. Vijayaraghavan 600 College Road East, Suite 2100 Princeton, NJ 08540 (US)
Priority Data:
1108/DEL/2008 01.05.2008 IN
Title (EN) PROCESS FOR THE PREPARATION OF EFAVIRENZ
(FR) PROCÉDÉ DE PRÉPARATION D’ÉFAVIRENZ
Abstract: front page image
(EN)The present invention relates to a process for the preparation of Efavirenz (Formula I), wherein triphosgene is used as a cyclizing agent.
(FR)La présente invention concerne un procédé de préparation d’éfavirenz (Formule I), du triphosgène étant utilisé comme agent de cyclisation.
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, MK, 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)