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Machine translation
1. (WO2007096896) AN IMPROVED PROCESS FOR THE PREPARATION OF BIPHOSPHONIC DERIVATIVES
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/2007/096896    International Application No.:    PCT/IN2006/000206
Publication Date: 30.08.2007 International Filing Date: 16.06.2006
IPC:
C07F 9/38 (2006.01), C07F 9/58 (2006.01), C07F 9/6506 (2006.01), C07F 9/6561 (2006.01)
Applicants: ALEMBIC LIMITED [IN/IN]; Alembic Campus, Alembic Road, Vadodara 390 003, Gujarat (IN) (For All Designated States Except US).
DESHPANDE, Pandurang, Balwant [IN/IN]; (IN) (For US Only).
LUTHRA, Parven, Kumar [IN/IN]; (IN) (For US Only)
Inventors: DESHPANDE, Pandurang, Balwant; (IN).
LUTHRA, Parven, Kumar; (IN)
Agent: MAJUMDAR, Subhatosh; S. Majumdar & Co., 5, Harish Mukherjee Road, Calcutta 700 025 (IN)
Priority Data:
240/MUM/2006 20.02.2006 IN
Title (EN) AN IMPROVED PROCESS FOR THE PREPARATION OF BIPHOSPHONIC DERIVATIVES
(FR) PROCÉDÉ AMÉLIORÉ DE FABRICATION DE DERIVES BIPHOSPHONIQUES
Abstract: front page image
(EN)The present invention provides a novel process for preparation of bisphosphonic acid derivatives or pharmaceutical acceptable salt thereof, by reacting carboxylic acid having structural formula (II) with phosphorous acid and a halophosphorous compound, wherein halophosphorous compound is selected from the group comprising of PCl3, PCl5, POCl3, PBr3, POBr3, and PBr5 in presence of diphenyl ether.
(FR)La présente invention concerne un nouveau procédé de fabrication de dérivés d'acide biphosphonique ou de leurs sels pharmaceutiquement acceptables, par réaction d'acide carboxylique de formule structurale (II) avec de l'acide phosphoreux et un composé halogénophosphoreux, ledit composé halogénophosphoreux étant choisi dans le groupe comprenant PCl3, PCl5, POCl3, PBr3, POBr3 et PBr5, en présence d'éther diphénylique.
Designated States: AE, AG, AL, AM, AT, AU, AZ, BA, BB, BG, BR, BW, BY, BZ, CA, CH, CN, CO, CR, CU, CZ, DE, DK, DM, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, HR, HU, ID, IL, IN, IS, JP, KE, KG, KM, KN, KP, KR, KZ, LA, LC, LK, LR, LS, LT, LU, LV, LY, MA, MD, MG, MK, MN, MW, MX, MZ, NA, NG, NI, NO, NZ, OM, PG, PH, PL, PT, RO, RS, RU, SC, SD, SE, SG, SK, SL, SM, 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, HU, IE, IS, IT, LT, LU, LV, MC, NL, 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)