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1. (WO2017168401) PROCESS FOR THE PREPARATION OF DIPHENYLPYRAZINE DERIVATIVES
Latest bibliographic data on file with the International Bureau    Submit observation

Pub. No.:    WO/2017/168401    International Application No.:    PCT/IB2017/051881
Publication Date: 05.10.2017 International Filing Date: 01.04.2017
IPC:
C07D 241/20 (2006.01), A61K 31/495 (2006.01), A61K 31/4965 (2006.01), A61P 9/10 (2006.01), C07C 303/36 (2006.01)
Applicants: HONOUR (R&D) [IN/IN]; H.No. 8-3-166/7/1, Erragadda, Hyderabad 500018 (IN)
Inventors: PARTHASARADHI REDDY, Bandi; (IN).
RATHNAKAR REDDY, Kura; (IN).
SUBHASH CHANDER REDDY, Kesireddy; (IN).
VAMSI KRISHNA, Bandi; (IN).
RAJENDAR REDDY, Kancharla; (IN)
Priority Data:
IN201641011626 01.04.2016 IN
Title (EN) PROCESS FOR THE PREPARATION OF DIPHENYLPYRAZINE DERIVATIVES
(FR) PROCÉDÉ DE PRÉPARATION DE DÉRIVÉS DE DIPHÉNYLPYRAZINE
Abstract: front page image
(EN)The present invention relates to a process for the preparation of amorphous Selexipag from Selexipag crystalline salts using a solvent.
(FR)La présente invention concerne un procédé de préparation de sélexipag amorphe à partir de sels cristallins de sélexipag à l'aide d'un solvant.
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, 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)