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1. (WO2016193997) PROCESS FOR THE PREPARATION OF 6-(3-CHLORO-2-FLUOROBENZYL)-1-[(2S)-1-HYDROXY-3-METHYLBUTAN-2-YL]-7-METHOXY-4-OXO-1,4-DIHYDROQUINOLINE-3-CARBOXYLIC ACID AND PHARMACEUTICALLY ACCEPTABLE SALTS THEREOF
Latest bibliographic data on file with the International Bureau   

Pub. No.: WO/2016/193997 International Application No.: PCT/IN2016/000142
Publication Date: 08.12.2016 International Filing Date: 03.06.2016
IPC:
C07D 215/56 (2006.01)
C CHEMISTRY; METALLURGY
07
ORGANIC CHEMISTRY
D
HETEROCYCLIC COMPOUNDS
215
Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems
02
having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen atoms or carbon atoms directly attached to the ring nitrogen atom
16
with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
48
Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen
54
attached in position 3
56
with oxygen atoms in position 4
Applicants:
THIRUMALAI RAJAN, Srinivasan [IN/IN]; IN
ESWARAIAH, Sajja [IN/IN]; IN
VENKAT REDDY, Ghojala [IN/IN]; IN
VENKAT REDDY, Mallepally [IN/IN]; IN
MSN LABORATORIES PRIVATE LIMITED [IN/IN]; Sy. No. 317 & 323 Rudraram (Vil), Patancheru (Mdl), Medak (Dist), Hyderabad, Telangana, IN
Inventors:
THIRUMALAI RAJAN, Srinivasan; IN
ESWARAIAH, Sajja; IN
VENKAT REDDY, Ghojala; IN
VENKAT REDDY, Mallepally; IN
Common
Representative:
THIRUMALAI RAJAN, Srinivasan; IN
Priority Data:
2784/CHE/201503.06.2015IN
Title (EN) PROCESS FOR THE PREPARATION OF 6-(3-CHLORO-2-FLUOROBENZYL)-1-[(2S)-1-HYDROXY-3-METHYLBUTAN-2-YL]-7-METHOXY-4-OXO-1,4-DIHYDROQUINOLINE-3-CARBOXYLIC ACID AND PHARMACEUTICALLY ACCEPTABLE SALTS THEREOF
(FR) PROCÉDÉ DE PRÉPARATION D'ACIDE 6-(3-CHLORO-2-FLUOROBENZYL)-1-[(2S)-1-HYDROXY-3-MÉTHYLBUTAN-2-YL]-7-MÉTHOXY-4-OXO-1,4-DIHYDROQUINOLINE-3-CARBOXYLIQUE ET DES SELS ACCEPTABLES SUR LE PLAN PHARMACEUTIQUE DE CELUI-CI
Abstract:
(EN) The present invention relates to a process for the preparation of 6-(3-chloro-2-fluorobenzyl)-1-[(2S)-1-hydroxy-3-methylbutan-2-yl]-7-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylic acid represented by the following structural formula-1 and pharmaceutically acceptable salts thereof.
(FR) La présente invention concerne un procédé pour la préparation d'acide 6-(3-chloro-2-fluorobenzyl)-1-[(2S)-1-hydroxy-3-méthylbutan-2-yl]-7-méthoxy-4-oxo-1,4-dihydroquinoline-3-carboxylique représenté par la formule développée suivante -1 et des sels acceptables sur le plan pharmaceutique de celui-ci.
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Designated States: AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, 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, IR, IS, JP, KE, KG, KN, KP, KR, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, 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 (ARIPO) (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Office (AM, AZ, BY, KG, KZ, RU, TJ, TM)
European Patent Office (EPO) (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, RS, SE, SI, SK, SM, TR)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG)
Publication Language: English (EN)
Filing Language: English (EN)