(WO/2002/018303) SYNTHESIS OF N,N-DIMETHYL-3-(4-METHYL) BENZOYL PROPIONAMIDE, A KEY INTERMEDIATE OF ZOLPIDEM
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| Latest bibliographic data on file with the International Bureau
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| IPC: | C07C 231/02 (2006.01), C07D 471/04 (2006.01), C07C 235/78 (2006.01) | ||||||||||||||||||
| Applicants: | RANBAXY LABORATORIES LIMITED [IN/IN]; 19, Nehru Place, New Dehli 110 019, Maharashtra (IN) (All Except US). KUMAR, Yatendra [IN/IN]; (IN) (US Only). PRASAD, Mohan [IN/IN]; (IN) (US Only). NATH, Asok [IN/IN]; (IN) (US Only). | ||||||||||||||||||
| Inventors: | KUMAR, Yatendra; (IN). PRASAD, Mohan; (IN). NATH, Asok; (IN). | ||||||||||||||||||
| Common Representative: | RANBAXY LABORATORIES LIMITED; DESHMUKH, Jayadeep, R., 600 College Road East, Suite 2100, Princeton, NJ 08540 (US). | ||||||||||||||||||
| Priority Data: |
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| Title: | SYNTHESIS OF N,N-DIMETHYL-3-(4-METHYL) BENZOYL PROPIONAMIDE, A KEY INTERMEDIATE OF ZOLPIDEM | ||||||||||||||||||
| Abstract: | The present invention relates to an improved and industrially advan-tageous process for the preparation of N, N-dimethyl-3-(4-methyl)benzoyl propionamide, which compound is a key intermediate for the synthesis of zolpidem hemitartrate, a non-benzodiazepine hypnotic agent. | ||||||||||||||||||
| Designated States: |
AE, AG, AL, AM, AT, AU, AZ, BA, BB, BG, BR, BY, BZ, CA, CH, CN, CO, CR, CU, CZ, DE, DK, DM, DZ, EC, 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, PH, 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 Org. (ARIPO) (GH, GM, KE, LS, MW, MZ, SD, SL, SZ, TZ, UG, ZW) Eurasian Patent Organization (EAPO) (AM, AZ, BY, KG, KZ, MD, RU, TJ, TM) European Patent Office (EPO) (AT, BE, CH, CY, DE, DK, ES, FI, FR, GB, GR, IE, IT, LU, MC, NL, PT, SE, TR) African Intellectual Property Organization (OAPI) (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, ML, MR, NE, SN, TD, TG). | ||||||||||||||||||
| Publication Language: | English (EN) |
| Filing Language: | English (EN) |
