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Machine translation
1. (WO2004099147) INTERMEDIATE COMPOUND WHICH IS USED FOR THE PREPARATION OF PIOGLITAZONE
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/2004/099147    International Application No.:    PCT/ES2004/070031
Publication Date: 18.11.2004 International Filing Date: 04.05.2004
IPC:
C07D 417/12 (2006.01)
Applicants: MEDICHEM, S.A. [ES/ES]; Fructuós Gelabert 6-8, Sant Joan Despí, E-08970 Barcelona (ES) (For All Designated States Except US).
DURAN LOPEZ, Ernesto [ES/ES]; (ES) (For US Only)
Inventors: DURAN LOPEZ, Ernesto; (ES)
Agent: ELZABURU, Alberto, de; Miguel Angel, 21, E-28010 Madrid (ES)
Priority Data:
P200301075 09.05.2003 ES
Title (EN) INTERMEDIATE COMPOUND WHICH IS USED FOR THE PREPARATION OF PIOGLITAZONE
(ES) COMPUESTO INTERMEDIO ÚTIL PARA LA PREPARACIÓN DE PIOGLITAZONA
(FR) COMPOSE INTERMEDIAIRE UTILISE POUR LA PREPARATION DE PIOGLITASONE
Abstract: front page image
(EN)The invention relates to a compound having formula (IV), which is an intermediate compound that is used for the preparation of pioglitazone. The invention also relates to a method of obtaining the novel compound (IV) from a natural product, L-tyrosine, in which the amino group, in the form of an imino-aromatic group, is protected. The invention further relates to a method of obtaining pioglitazone from the aforementioned intermediate compound.
(ES)La presente invención se refiere a un compuesto de fórmula (IV) que es un intermedio útiI para la preparación de pioglitazona. También se refiere a un procedimiento de obtención del nuevo compuesto (IV) a partir del producto natural, L-tirosina, en el quo se protege el grupo amino en forma de grupo imino aromático, y a un procedinniento de obtención de pioglitazona a partir de dicho intermedio.
(FR)La présente invention se rapporte à un composé de formule (IV) qui est un intermédiaire utilisé pour la préparation de pioglitasone. L'invention se rapporte également à un procédé d'obtention du nouveau composé (IV) à partir d'un produit naturel, L-tyrosine, dans lequel le groupe aminé sous forme de groupe imino-aromatique est protégé, et à un procédé d'obtention de pioglitasone à partir dudit intermédiaire.
Designated States: AE, AG, AL, AM, AT, AU, AZ, BA, BB, BG, BR, BW, BY, BZ, CA, CH, CN, CO, CR, CU, CZ, DE, DK, DM, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, HR, HU, ID, IL, IN, IS, JP, KE, KG, KP, KR, KZ, LC, LK, LR, LS, LT, LU, LV, MA, MD, MG, MK, MN, MW, MX, MZ, NA, NI, NO, NZ, OM, PG, PH, PL, PT, RO, RU, SC, SD, SE, SG, SK, SL, SY, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, YU, ZA, ZM, ZW.
African Regional Intellectual Property Organization (BW, GH, GM, KE, LS, MW, MZ, NA, SD, SL, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Organization (AM, AZ, BY, KG, KZ, MD, RU, TJ, TM)
European Patent Office (AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HU, IE, IT, LU, MC, NL, PL, PT, RO, SE, SI, SK, TR)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, ML, MR, NE, SN, TD, TG).
Publication Language: Spanish (ES)
Filing Language: Spanish (ES)