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1. (WO2018051280) PROCESS FOR PREPARATION OF RIBOCICLIB, ITS ACID ADDITION SALTS
Latest bibliographic data on file with the International Bureau    Submit observation

Pub. No.:    WO/2018/051280    International Application No.:    PCT/IB2017/055593
Publication Date: 22.03.2018 International Filing Date: 15.09.2017
IPC:
C07D 487/04 (2006.01)
Applicants: DR. REDDY’S LABORATORIES LIMITED [IN/IN]; 8-2-337, Road No. 3, Banjara Hills Hyderabad 500034 (IN)
Inventors: PEDDIREDDY, Subba Reddy; (IN).
KOTTUR, Mohan Kumar; (IN).
ORUGANTI, Srinivas; (IN).
KANDAGATLA, Bhaskar; (IN).
DAS GUPTA, Shirshendu; (IN)
Priority Data:
201641031408 15.09.2016 IN
201741004593 08.02.2017 IN
Title (EN) PROCESS FOR PREPARATION OF RIBOCICLIB, ITS ACID ADDITION SALTS
(FR) PROCÉDÉ DE PRÉPARATION DE RIBOCICLIB, SES SELS D'ADDITION D'ACIDES
Abstract: front page image
(EN)The present application provides a process for the preparation ribociclib or its acid addition salts, using compound of formula (III) as a key intermediate. The application also provides amorphous and amorphous solid dispersion of ribociclib succinate and process for preparation thereof.
(FR)La présente invention concerne un procédé de préparation de ribociclib ou de ses sels d'addition d'acide, à l'aide d'un composé de formule (III) en tant qu'intermédiaire clé. L'invention concerne également un succinate de ribociclib amorphe et une dispersion solide amorphe de succinate de ribociclib et son procédé de préparation.
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 (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Organization (AM, AZ, BY, KG, KZ, 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, 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)