Liquid chromatographic enantioseparations on crown ether-based chiral stationary phases

MH Hyun - Journal of Chromatography A, 2016 - Elsevier
Various liquid chromatographic chiral stationary phases (CSPs) have been developed for
the resolution of racemic compounds. In particular, CSPs based on chiral crown ethers have …

Recent advances in the direct and indirect liquid chromatographic enantioseparation of amino acids and related compounds: A review

I Ilisz, A Aranyi, Z Pataj, A Péter - Journal of pharmaceutical and biomedical …, 2012 - Elsevier
Amino acids are essential for life, and have many functions in metabolism. One particularly
important function is to serve as the building blocks of peptides and proteins, giving rise to …

Chiral separations: fundamental review 2010

TJ Ward, KD Ward - Analytical chemistry, 2010 - ACS Publications
This fundamental review article covers developments and applications in chiral separations
from January 2008 to January 2010 and is restricted to the English language literature …

Synergistic effects on enantioselectivity of zwitterionic chiral stationary phases for separations of chiral acids, bases, and amino acids by HPLC

CV Hoffmann, R Pell, M Lämmerhofer… - Analytical …, 2008 - ACS Publications
In an attempt to overcome the limited applicability scope of earlier proposed Cinchona
alkaloid-based chiral weak anion exchangers (WAX) and recently reported aminosulfonic …

Mechanistic investigations of cinchona alkaloid-based zwitterionic chiral stationary phases

R Pell, S Sić, W Lindner - Journal of Chromatography A, 2012 - Elsevier
Novel zwitterionic cinchona alkaloid-based chiral selectors (SOs) were synthesized and
immobilized on silica gel. The corresponding brush-type chiral stationary phases (CSPs) …

Enantioresolution of amino acids: a decade's perspective, prospects and challenges

S Tanwar, R Bhushan - Chromatographia, 2015 - Springer
Both from academic and industrial points of view enantioseparation of dl-amino acids
continues to be a subject of immense importance and enjoys a great analytical significance …

Enantiomeric separation of nonproteinogenic amino acids by high-performance liquid chromatography

I Ilisz, A Aranyi, Z Pataj, A Péter - Journal of Chromatography A, 2012 - Elsevier
Amino acids are essential for life, and have many functions in metabolism. One particularly
important function is to serve as the building blocks of peptides and proteins, giving rise …

Enantioseparation of α-amino acids on an 18-crown-6-tetracarboxylic acid-bonded silica by capillary electrochromatography

T Lee, W Lee, MH Hyun, JH Park - Journal of Chromatography A, 2010 - Elsevier
(−)-(18-Crown-6)-2, 3, 11, 12-tetracarboxylic acid-bonded silica was used as the chiral
stationary phase in capillary electrochromatography (CEC) for enantioseparation of some α …

Development of HPLC chiral stationary phases based on (+)‐(18‐crown‐6)‐2, 3, 11, 12‐tetracarboxylic acid and their applications

MH Hyun - Chirality, 2015 - Wiley Online Library
Crown ether‐based chiral stationary phases (CSPs) have been known to be useful for the
resolution of racemic primary amino compounds. In particular, CSPs based on (+)‐(18 …

Structural and temperature effects on enantiomer separations of bicyclo [2.2. 2] octane-based 3-amino-2-carboxylic acids on cinchona alkaloid-based zwitterionic …

I Ilisz, N Grecsó, M Palkó, F Fülöp, W Lindner… - … of Pharmaceutical and …, 2014 - Elsevier
Procedures for the direct high-performance liquid chromatographic enantiomer separation of
four bicyclo [2.2. 2] octane-based 3-amino-2-carboxylic acids were developed in polar-ionic …