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Machine translation
1. (WO2011015936) AN IMPROVED PROCESS FOR THE PREPARATION OF PURE PALIPERIDONE
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/2011/015936    International Application No.:    PCT/IB2010/001924
Publication Date: 10.02.2011 International Filing Date: 04.08.2010
IPC:
C07D 471/04 (2006.01), A61K 31/519 (2006.01), A61P 25/18 (2006.01)
Applicants: ORCHID CHEMICALS AND PHARMACEUTICALS LTD [IN/IN]; Orchid Towers 313, Valluvar Kottam High Road Nungambakkam Chennai 600034 (IN) (For All Designated States Except US).
REGURI, Buchi, Reddy [IN/IN]; (IN) (For US Only).
ARUNAGIRI, Muthulingam [IN/IN]; (IN) (For US Only).
KASIYAPPAN GURUSAMY, Saravanakumar [IN/IN]; (IN) (For US Only).
PONNAPALLY, Kondalarao [IN/IN]; (IN) (For US Only)
Inventors: REGURI, Buchi, Reddy; (IN).
ARUNAGIRI, Muthulingam; (IN).
KASIYAPPAN GURUSAMY, Saravanakumar; (IN).
PONNAPALLY, Kondalarao; (IN)
Agent: UDAYAMPALAYAM, Senthilkumar; Orchid Chemicals and Pharmaceuticals LTD 476/14, R&D Centre Old Mahaballipuram Road Sholinganallur Chennai 600 119 (IN)
Priority Data:
1852CHE2009 04.08.2009 IN
Title (EN) AN IMPROVED PROCESS FOR THE PREPARATION OF PURE PALIPERIDONE
(FR) PROCÉDÉ AMÉLIORÉ POUR LA PRÉPARATION DE PALIPÉRIDONE PURE
Abstract: front page image
(EN)The present invention relates to an improved process for the preparation of pure Paliperidone of formula (I). The present invention more specifically provides an improved process for the preparation of pure Paliperidone which may contain impurities in the acceptable level of pharmacopoeia requirement specifically 3-{2-[4-(5-Fluoro-benzo[d]isoxazol-3-yl]-piperidin-1-yl]-ethyl}-2- methyl-7,8-dihydro-6H-pyrido[1,2-a]pyrimidine-4,9-dione of Formula (IV).
(FR)La présente invention a pour objet un procédé amélioré pour la préparation de palipéridone pure de formule (I). La présente invention concerne plus spécifiquement un procédé amélioré pour la préparation de palipéridone pure qui peut contenir des impuretés au niveau acceptable de l'exigence de la pharmacopée, spécifiquement de la 3-{2-[4-(5-fluoro-benzo [d] isoxazol-3-yle]-pipéridin-1-yle]-éthyle}-2- méthyl-7,8-dihydro-6H-pyrido [1,2-a] pyrimidine-4,9-dione de formule (IV).
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)