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1. (WO2017032673) METHOD FOR THE PREPARATION OF (4S)-4-(4-CYANO-2-METHOXYPHENYL)-5-ETHOXY-2,8-DIMETHYL-1,4-DIHYDRO-1-6-NAPHTHYRIDINE-3-CARBOXAMIDE AND THE PURIFICATION THEREOF FOR USE AS AN ACTIVE PHARMACEUTICAL INGREDIENT
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Pub. No.: WO/2017/032673 International Application No.: PCT/EP2016/069558
Publication Date: 02.03.2017 International Filing Date: 18.08.2016
IPC:
C07D 471/04 (2006.01) ,A61K 31/4375 (2006.01) ,A61P 9/00 (2006.01)
C CHEMISTRY; METALLURGY
07
ORGANIC CHEMISTRY
D
HETEROCYCLIC COMPOUNDS
471
Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/-C07D463/251
02
in which the condensed system contains two hetero rings
04
Ortho-condensed systems
A HUMAN NECESSITIES
61
MEDICAL OR VETERINARY SCIENCE; HYGIENE
K
PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
31
Medicinal preparations containing organic active ingredients
33
Heterocyclic compounds
395
having nitrogen as a ring hetero atom, e.g. guanethidine, rifamycins
435
having six-membered rings with one nitrogen as the only ring hetero atom
4353
ortho- or peri-condensed with heterocyclic ring systems
4375
the heterocyclic ring system containing a six-membered ring having nitrogen as a ring hetero atom, e.g. quinolizines, naphthyridines, berberine, vincamine
A HUMAN NECESSITIES
61
MEDICAL OR VETERINARY SCIENCE; HYGIENE
P
SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
9
Drugs for disorders of the cardiovascular system
Applicants:
BAYER PHARMA AKTIENGESELLSCHAFT [DE/DE]; Müllerstr. 178 13353 Berlin, DE
Inventors:
PLATZEK, Johannes; DE
Agent:
BIP PATENTS; c/o Bayer Intellectual Property GmbH Alfred-Nobel-Str. 10 40789 Monheim am Rhein, DE
Priority Data:
15182043.821.08.2015EP
Title (EN) METHOD FOR THE PREPARATION OF (4S)-4-(4-CYANO-2-METHOXYPHENYL)-5-ETHOXY-2,8-DIMETHYL-1,4-DIHYDRO-1-6-NAPHTHYRIDINE-3-CARBOXAMIDE AND THE PURIFICATION THEREOF FOR USE AS AN ACTIVE PHARMACEUTICAL INGREDIENT
(FR) PROCÉDÉ DE PRÉPARATION DE (4S)-4-(4-CYANO-2-MÉTHOXYPHÉNYL)-5-ÉTHOXY-2,8-DIMÉTHYL-1,4-DIHYDRO-1,6-NAPHTYRIDINE-3-CARBOXAMIDE ET DE PURIFICATION DE CE DERNIER AFIN DE L'UTILISER EN TANT QUE PRINCIPE ACTIF PHARMACEUTIQUE
(DE) VERFAHREN ZUR HERSTELLUNG VON (4S)- 4-(4-CYANO-2-METHOXYPHENYL)-5-ETHOXY-2,8-DIMETHYL-1,4-DIHYDRO-1,6-NAPHTHYRIDIN-3-CARBOXAMID UND DESSEN AUFREINIGUNG FÜR DIE VERWENDUNG ALS PHARMAZEUTISCHER WIRKSTOFF
Abstract:
(EN) The present invention relates to a novel and improved method for the preparation of (4S)-4-(4-cyano-2-methoxyphenyl)-5-ethoxy-2,8-dimethyl-1,4-dihydro-1-6-naphthyridine-3-carboxamide of the formula (I) and of a crystalline modification of said compound.
(FR) La présente invention concerne un nouveau procédé amélioré pour la préparation de (4S)-4-(4-cyano-2-méthoxyphényl)-5-éthoxy-2,8-diméthyl-1,4-dihydro-1,6-naphtyridine-3-carboxamide de formule (I) et pour une modification cristalline de ce composé.
(DE) Die vorliegende Erfindung betrifft ein neues und verbessertes Verfahren zur Herstellung von (4S)-4-(4-Cyano-2-methoxyphenyl)-5-ethoxy-2,8-dimethyl-1,4-dihydro-1,6-naphthyridin-3-carbox-amid der Formel (I) sowie einer kristallinen Modifikation dieser Verbindung.
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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: German (DE)
Filing Language: German (DE)