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1. (WO2019026014) PROCESSES FOR PREPARATION OF LIFITEGRAST AND INTERMEDIATES THEREOF
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Pub. No.: WO/2019/026014 International Application No.: PCT/IB2018/055801
Publication Date: 07.02.2019 International Filing Date: 02.08.2018
IPC:
C07D 405/06 (2006.01)
C CHEMISTRY; METALLURGY
07
ORGANIC CHEMISTRY
D
HETEROCYCLIC COMPOUNDS
405
Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom
02
containing two hetero rings
06
linked by a carbon chain containing only aliphatic carbon atoms
Applicants:
DR. REDDY'S LABORATORIES LIMITED [IN/IN]; 8-2-337, Road No. 3, Banjara Hills, Hyderabad, Telangana, Hyderabad 500034., IN
Inventors:
ACHANTA, Srinivas; IN
CHAKKA, Ramesh; IN
DAHANUKAR, Vilas Hareshwar; IN
CHANDRASEKHAR, Elati Ravi Rama; IN
BHIMAVARAPU, Srinivasa Reddy; IN
MADARABOINA, Mahendar; IN
Priority Data:
20174102762403.08.2017IN
Title (EN) PROCESSES FOR PREPARATION OF LIFITEGRAST AND INTERMEDIATES THEREOF
(FR) PROCÉDÉS DE PRÉPARATION DE LIFITEGRAST ET DE SES INTERMÉDIAIRES
Abstract:
(EN) The present invention provides process for preparation of lifitegrast, amine salts of lifitegrast, process for preparation of amine salts of lifitegrast and their use in purification of lifitegrast, and also provided are process for preparation of amorphous lifitegrast and pharmaceutical compositions comprising lifitegrast prepared by the processes of the present invention.
(FR) La présente invention concerne un procédé de préparation de lifitegrast, de sels d'amine de lifitegrast, un procédé de préparation de sels d'amine de lifitegrast et leur utilisation dans la purification du lifitegrast, et concerne également un procédé de préparation de lifitegrast amorphe et des compositions pharmaceutiques comprenant du lifitegrast préparé par les procédés de la présente invention.
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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, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, KR, KW, 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)