New 1,3,5-triazine based chiral stationary phase for the high-performance liquid chromatographic separation of enantiomers

被引:19
作者
Iuliano, A [1 ]
Pieroni, E [1 ]
Salvadori, P [1 ]
机构
[1] UNIV PISA,DIPARTIMENTO CHIM & CHIM IND,CNR,CTR STUD MACROMOL STEREORDIN & OTTICAMENTE ATTIVE,I-56126 PISA,ITALY
关键词
enantiomer separation; chiral stationary phases; LC; triazine-based stationary phases; amino acids;
D O I
10.1016/S0021-9673(97)00578-5
中图分类号
Q5 [生物化学];
学科分类号
071010 ; 081704 ;
摘要
2-Chloro-4-(S)-1-(1-naphthyl)ethylamino-6-L-Val-L-Val-L-valine isopropyl ester 1,3,5-triazine (I), a triazine derivative containing two different chiral moieties, was linked to 3-aminopropylsilanized silica, affording chiral stationary phase (CSP) TI, in order to verify its enantiodiscriminating capability and to make a comparison with similar triazine derivative CSPs containing only one kind of chiral moiety. CSP II was successfully employed for the HPLC separation of N-3,5-dinitrobenzoyl amino acid alkylesters and 2,2'-disubstituted-1,1'-binaphthyl compounds. Compound I was also used to prepare a different CSP by in situ derivatization of a prepacked 3-aminopropylsilanized silica column: the obtained CSP exhibited the same characteristics of the CSP prepared by conventional methods. (C) 1997 Elsevier Science B.V.
引用
收藏
页码:355 / 360
页数:6
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