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Machine translation
1. (WO2000027809) METHOD FOR PREPARING METHIONINE
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/2000/027809    International Application No.:    PCT/FR1999/002650
Publication Date: 18.05.2000 International Filing Date: 29.10.1999
Chapter 2 Demand Filed:    26.05.2000    
IPC:
C07C 319/20 (2006.01), C07C 323/58 (2006.01), C07C 323/60 (2006.01), C12P 13/02 (2006.01)
Applicants: AVENTIS ANIMAL NUTRITION S.A. [FR/FR]; 42, avenue A. Briand, F-92164 Antony (FR) (For All Designated States Except US).
PONCEBLANC, Hervé [FR/FR]; (FR) (For US Only).
FAVRE-BULLE, Olivier [FR/FR]; (FR) (For US Only).
GROS, Georges [FR/FR]; (FR) (For US Only)
Inventors: PONCEBLANC, Hervé; (FR).
FAVRE-BULLE, Olivier; (FR).
GROS, Georges; (FR)
Agent: AVENTIS CROPSCIENCE SA; Département Propriété Industrielle - DPI_-, Boîte Postale 9163, F-69263 Lyon Cedex 09 (FR)
Priority Data:
98/14000 06.11.1998 FR
Title (EN) METHOD FOR PREPARING METHIONINE
(FR) PROCEDE DE PREPARATION DE LA METHIONINE
Abstract: front page image
(EN)The invention concerns a method for preparing methionine aminoamide. The invention also concerns the preparation of methionine without co-production of salts, from an aqueous solution containing essentially methionine aminonitrile by producing during a first step aminoamide followed by two complementary steps.
(FR)La présente invention concerne un procédé de préparation de l'aminoamide de la méthionine. Elle concerne aussi la préparation de la méthonine sans coproduction de sels, à partir d'une solution aqueuse contenant essentiellement l'aminonitrile de la méthionine par production au cours d'une première étape de l'aminoamide suivi par deux étapes complémentaires.
Designated States: AE, AL, AM, AT, AU, AZ, BA, BB, BG, BR, BY, CA, CH, CN, CR, CU, CZ, DE, DK, DM, 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, 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, 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)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GW, ML, MR, NE, SN, TD, TG).
Publication Language: French (FR)
Filing Language: French (FR)