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Machine translation
1. (WO2003004477) 1,3,4-OXADIAZOL-2-YL THIOESTERS AND THEIR USE FOR ACYLATING 7-AMINOCEPHALOSPORINS
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/2003/004477    International Application No.:    PCT/IN2001/000113
Publication Date: 16.01.2003 International Filing Date: 14.06.2001
Chapter 2 Demand Filed:    04.01.2003    
IPC:
C07D 271/113 (2006.01), C07D 501/00 (2006.01)
Applicants: ORCHID CHEMICALS & PHARMACEUTICALS LIMITED [IN/IN]; 1, 6th Floor, Crown Court, 34, Cathedral Road, Chennai 600 086 (IN) (For All Designated States Except US).
DESHPANDE, Pandurang, Balwant [IN/IN]; (IN) (For US Only).
LUTHRA, Parven, Kumar [IN/IN]; (IN) (For US Only)
Inventors: DESHPANDE, Pandurang, Balwant; (IN).
LUTHRA, Parven, Kumar; (IN)
Agent: GABRIEL, DEVADOSS, CALAB; K & S Partners, 84-C, C6 Lane, Off Central Avenue, Sainik Farms, New Delhi 110 062 (IN)
Priority Data:
Title (EN) 1,3,4-OXADIAZOL-2-YL THIOESTERS AND THEIR USE FOR ACYLATING 7-AMINOCEPHALOSPORINS
(FR) 1,3,4-OXADIAZOL-2-YL THIOESTERS ET LEUR UTILISATION POUR L'ACYLATION DE 7-AMINOCEPHALOSPORINES
Abstract: front page image
(EN)Compounds of formula (I) wherein X is halogen and R1 is alkyl or phenyl, are useful for the preparation of cephalosporins of the formula (VI) through acylation and thiourea cyclisation.
(FR)L'invention concerne des composés de la formule I suivante, dans laquelle X représente halogène et R1 alkyle ou phényle, que l'on utilise dans la préparation de céphalosporines de la formule VI par acylation et cyclisation de thiourée.
Designated States: AE, AG, AL, AM, AT, AU, AZ, BA, BB, BG, BR, BY, BZ, CA, CH, CN, CR, CU, CZ, DE, DK, DM, DZ, EE, 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, NO, NZ, PL, PT, RO, RU, SD, SE, SG, SI, SK, SL, TJ, TM, TR, TT, TZ, UA, UG, US, UZ, VN, YU, ZA, ZW.
African Regional Intellectual Property Organization (GH, GM, KE, LS, MW, MZ, SD, SL, SZ, TZ, UG, ZW)
Eurasian Patent Organization (AM, AZ, BY, KG, KZ, MD, RU, TJ, TM)
European Patent Office (AT, BE, CH, CY, DE, DK, ES, FI, FR, GB, GR, IE, IT, LU, MC, NL, PT, SE, TR)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GW, ML, MR, NE, SN, TD, TG).
Publication Language: English (EN)
Filing Language: English (EN)