发明名称 |
FREMGANGSMAATE FOR FREMSTILLING AV ALFA-L-ASPARTYL-L-FENYL-ALANIN-ALKYLESTERE |
摘要 |
<p>The process entails the reaction of aspartic acid with an alkali metal hydroxide or an organic amine, subsequent reaction of the resulting salt with a C8 to C20 alkyl acetoacetate or a C1 to C20 acetoacetamide, conversion of the resulting DANE salt with an acid chloride into the mixed anhydride and condensation thereof with phenylalanine alkyl ester to give the required product.</p> |
申请公布号 |
NO842802(A) |
申请公布日期 |
1985.03.08 |
申请号 |
NO19840002802 |
申请日期 |
1984.07.10 |
申请人 |
GEMA S A, |
发明人 |
COLL, ALBERTO PALOMO,;CASTELLVI, JUAN CABRE,;JACKSON, BARRY, |
分类号 |
C07K5/06;C07K5/075;(IPC1-7):C07K/ |
主分类号 |
C07K5/06 |
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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