WIPO logo
Mobile | Deutsch | Español | Français | 日本語 | 한국어 | Português | Русский | 中文 | العربية |
PATENTSCOPE

Search International and National Patent Collections
World Intellectual Property Organization
Search
 
Browse
 
Translate
 
Options
 
News
 
Login
 
Help
 
Machine translation
1. (WO2007017897) NOVEL CRYSTALLINE FORMS OF (S)-N-(1-CARBOXY-2-METHYL-PROP-1-YL)-N-PENTANOYL-N-[2'-(1H-TETRAZOL-5-YL)BI-PHENYL-4-YLMETHYL]-AMINE
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/2007/017897    International Application No.:    PCT/IN2006/000175
Publication Date: 15.02.2007 International Filing Date: 23.05.2006
IPC:
C07D 257/04 (2006.01), A61K 31/41 (2006.01)
Applicants: IPCA LABORATORIES LTD. [IN/IN]; 48, Kandivli Industrial Estate, Kandivli (West), Mumbai 400 067 (IN) (For All Designated States Except US).
KUMAR, Ashok [IN/IN]; (IN) (For US Only).
NIMBALKAR, Manmohan, Madhavrao [IN/IN]; (IN) (For US Only).
BHAYANI, Priti, Jayesh [IN/IN]; (IN) (For US Only).
JHA, Mukesh, Subhodh [IN/IN]; (IN) (For US Only).
DOSHI, Vaibhav, Chinubhai [IN/IN]; (IN) (For US Only)
Inventors: KUMAR, Ashok; (IN).
NIMBALKAR, Manmohan, Madhavrao; (IN).
BHAYANI, Priti, Jayesh; (IN).
JHA, Mukesh, Subhodh; (IN).
DOSHI, Vaibhav, Chinubhai; (IN)
Agent: NAIR, Gopakumar, G.; Patent & Trademark Agent (Regd.), Gopakumar Nair Associates, Nair Baug, Akurli Road, Kandivli (East), Mumbai 400 102 (IN)
Priority Data:
632/MUM/2005 25.05.2005 IN
Title (EN) NOVEL CRYSTALLINE FORMS OF (S)-N-(1-CARBOXY-2-METHYL-PROP-1-YL)-N-PENTANOYL-N-[2'-(1H-TETRAZOL-5-YL)BI-PHENYL-4-YLMETHYL]-AMINE
(FR) NOUVELLES FORMES CRISTALLINES DE (S)-N-(1-CARBOXY-2-METHYL-PROP-1-YL)-N-PENTANOYL-N-[2'-(1H-TETRAZOL-5-YL)BI-PHENYL-4-YLMETHYL]-AMINE
Abstract: front page image
(EN)Disclosed herein is novel crystalline forms of Valsartan namely, a crystalline form designated as Form A, and its solvates thereof, novel crystalline form of Valsartan designated as Form B and solvates thereof, novel crystalline form of Valsartan designated as Form C and solvates thereof, novel crystalline form of Valsartan designated as Form D and its solvates thereof, processes for their preparation, pharmaceutical compositions containing these polymorphs and their use in medicine. The present invention further discloses a novel process for preparing a stable amorphous form of Valsartan and in this connection to amorphous form of Valsartan produced by such processes. The present invention also discloses a novel process for obtaining stable Form I crystals of Valsartan.
(FR)L'invention concerne de nouvelles formes cristallines de valsartan, soit une forme cristalline désignée sous le nom de forme A et ses solvates, une nouvelle forme cristalline de valsartan désignée sous le nom de forme B et ses solvates, une nouvelle forme cristalline de valsartan désignée sous le nom de forme C et ses solvates, une nouvelle forme cristalline de valsartan désignée sous le nom de forme D et ses solvates, des procédés pour leur préparation, des compositions pharmaceutiques contenant ces polymorphes ainsi que leur utilisation en médecine. La présente invention concerne également un nouveau procédé destiné à préparer une forme amorphe stable de valsartan et, dans ce contexte, une forme amorphe de valsartan produite au moyen de ces procédés. La présente invention concerne en outre un nouveau procédé destiné à obtenir des cristaux stables de forme I de valsartan.
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, 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, RU, SC, SD, SE, SG, SK, SL, SM, SY, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, YU, 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)