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Machine translation
1. (WO1992000949) PROCESS FOR THE PREPARATION OF N-FORMYL-L-ASPARTIC ANHYDRIDE
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/1992/000949    International Application No.:    PCT/US1990/003898
Publication Date: 23.01.1992 International Filing Date: 11.07.1990
IPC:
C07D 307/66 (2006.01)
Applicants: THE NUTRASWEET COMPANY [US/US]; Box 730, 1751 Lake Cook Road, Deerfield, IL 60015 (US)
Inventors: HILL, John, B.; (US).
DRYDEN, Hugh, L., Jr.; (US).
ERICKSON, Robert; (US)
Agent: HOSTER, Jeffrey, M.; The NutraSweet Company, Box 730, 1751 Lake Cook Road, Deerfield, IL 60015 (US)
Priority Data:
Title (EN) PROCESS FOR THE PREPARATION OF N-FORMYL-L-ASPARTIC ANHYDRIDE
(FR) PROCEDE DE PREPARATION D'ANHYDRIDE N-FORMYLE-L-ASPARTIQUE
Abstract: front page image
(EN)N-formyl-L-aspartic anhydride is prepared using a minimum excess of formic acid. Acetic anhydride and a C¿3?-C¿6? secondary alcohol are added to the reaction mixture to consume excess formic acid. The reaction is suitable for further reactions without modification.
(FR)L'anhydride N-formyle-L-aspartique est préparé à l'aide d'un minimum d'acide formique excédentaire. De l'anhydride acétique et un alcool secondaire C¿3?-C¿6? sont ajoutés au mélange de réaction afin d'épuiser l'excès d'acide formique. La réaction convient à des réactions additionnelles sans modification.
Designated States: AU, BR, JP, KR.
Publication Language: English (EN)
Filing Language: English (EN)