发明名称 |
NOVEL PROCESS FOR PREPARING N-ACETYL(L)-4-CYANOPHENYLALANINE Ac-(L)-Phe(4-CN)-OH AND N-ACETYL-(L)-p-AMIDINOPHENYLALANINE-CYCLOHEXYLGLYCINE- beta -(3-N-METHYLPYRIDINIUM)-ALANINE Ac-(L)-pAph-Chg-PalMe(3)-NH2 |
摘要 |
The present invention is related to a novel process for preparing N-acetyl-(L)-4-cyanophenylalanine by resolving the racemic compound N-acetyl-(D, L)-4-cyanophenylalanine ethyl ester, and a novel process to prepare a stereoisomer of Ac-(L)-pAph-Chg-PalMe(3)-NH2 by using the intermediate N-acetyl-(L)-4-cyanophenylalanine.
|
申请公布号 |
WO9722712(A1) |
申请公布日期 |
1997.06.26 |
申请号 |
WO1996US19005 |
申请日期 |
1996.11.25 |
申请人 |
HOECHST MARION ROUSSEL, INC. |
发明人 |
KING, CHI-HSIN, R. |
分类号 |
C12P13/22;C07C255/60;C07K5/06;C07K5/09;C12P13/02;C12P13/04;C12P21/02;C12P41/00;(IPC1-7):C12P13/04 |
主分类号 |
C12P13/22 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|