EFFICIENT ASYMMETRIC-SYNTHESIS OF AMINO-ACIDS THROUGH HYDROGENATION OF THE DIDEHYDROAMINO ACID RESIDUE IN CYCLIC IMINO-ESTER DERIVATIVES

被引:26
作者
CATIVIELA, C
DIAZDEVILLEGAS, MD
GALVEZ, JA
机构
[1] Instituto de Ciencia de Materiales de Aragón, Departamento de Quimica Orgánica, Universidad de Zaragoza-C.S.I.C.
关键词
D O I
10.1016/S0957-4166(00)80263-3
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The trisubstituted olefinic bond of chiral cyclic alpha,beta-didehydroamino acid derivatives was hydrogenated in the presence of Pd/C with > 95% diastereoface discrimination to give, after hydrolysis, the corresponding S-amino acids. The reduction of the double bond with L-selectride(R) does not change the orientation of diastereoface discrimination and the diastereoselectivity is still high.
引用
收藏
页码:567 / 572
页数:6
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