发明名称 |
PROCESS FOR MANUFACTURING ASPARTAME FROM A DIKETOPIPERAZINE AND NOVEL INTERMEDIATES AND DERIVATIVES THEREFOR |
摘要 |
This invention relates to a process for manufacturing alpha -L-aspartyl-L-phenylalanine methyl ester ('' alpha -APM'') by use of 5(S)-benzyl-3,6,-dioxopiperazine-2(S)-acetic acid (''AP-DKP'') or methyl 5(S)-benzyl-3,6,-dioxopiperazine-2(S)-acetate (''MAP-DKP'') or respective 1-acyl derivatives thereof (''1-acyl AP-DKP'' and ''1-acyl MAP-DKP'') and novel intermediates produced therein. |
申请公布号 |
WO9114378(A1) |
申请公布日期 |
1991.10.03 |
申请号 |
WO1991US01646 |
申请日期 |
1991.03.12 |
申请人 |
THE NUTRASWEET COMPANY |
发明人 |
HILL, JOHN, B.;HO, TSE-LOK;JOHNSON, MARK, R.;KLIX, RUSSELL;WEBBER, GAYLE;ERICKSON, ROBERT, A. |
分类号 |
C07C237/12;C07D241/00;C07D241/04;C07D241/08;C07K5/075 |
主分类号 |
C07C237/12 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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