DIASTEREOSELECTIVE SYNTHESIS OF CYCLOPROPYL PHENYLALANINES AND THEIR INCORPORATION INTO DIPEPTIDES

被引:21
作者
CAMPBELL, MM [1 ]
HORWELL, DC [1 ]
MAHON, MF [1 ]
PRITCHARD, MC [1 ]
WALFORD, SP [1 ]
机构
[1] PARKE DAVIS NEUROSCI RES UNIT,CAMBRIDGE CB2 2QB,ENGLAND
关键词
D O I
10.1016/S0960-894X(01)81250-6
中图分类号
R914 [药物化学];
学科分类号
100701 ;
摘要
2,3-Methanophenylalanine methyl esters have been prepared diastereoselectively and incorporated into dipeptoid analogues of the tetrapeptide cholecystokinin, CCK(30-33). (Z)-(1S, 3S, 6S)- and (E)-(1R, 3S, 6S)-7(H)-6-isopropyl-5-methoxy-1-phenyl-4,7-diazaspiro[2,5]oct-4-en-8-ones (12a,b) have been hydrolysed to afford the (Z)- and (E)- delPhe-Val-OMe dipeptides (16a,b), respectively.
引用
收藏
页码:667 / 670
页数:4
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