Results 61 to 70 of about 4,646,169 (243)

Discriminação quiral por CLAE em carbamatos de polissacarídeos: desenvolvimento, aplicações e perspectivas Polysaccharide carbamate as chiral stationary phases for HPLC: development, applications and perspectives

Química Nova, 1997
The importance of chromatographic separation of enantiomers has been acknowledged. This review surveys the development, application and perspectives of polysaccharide carbamates as chiral stationary phase for HPLC.
Quezia B. Cass, M. Elizabeth Tiritan, Ana Lúcia Bassi, Silvana A. Calafatti, Ana Luiza G. Degani   +4 more
doaj   +1 more source

Current trends in the development of polymer‐based monolithic stationary phases

Analytical Science Advances, 2022
This review focuses on the development and applications of organic polymer monoliths, with special attention to the literature published in 2021. The latest protocols in the preparation of polymer monoliths are discussed.
Martina Nechvátalová, Jiří Urban
doaj   +1 more source

Enantiomeric Resolution of Drugs and Metabolites in Polysaccharide- and Protein-Based Chiral Stationary Phases

Journal of the Brazilian Chemical Society, 2002
Several chiral stationary phases based on polysaccharide derivatives and proteins were evaluated for the resolution of some chiral drugs and their metabolites.
Bonato Pierina S., Bortocan Renato, Gaitani Cristiane M., Paias Fernanda O., Iha Maria H., Lima Rodrigo P.   +5 more
doaj  

Preparation and evaluation of a novel chiral stationary phase based on covalently bonded chitosan for ligand-exchange chromatography

, 2006
A novel chiral stationary phase based on chitosan covalently bonded onto silica gels has been prepared and used for the separation of various alpha-amino acid enantiomers as well as alpha-hydroxycarboxylic acid enantiomers by chiral ligand-exchange ...
Zou, Hanfa, Liu, Yueqi, Haginaka, Jun, 邹汉法, Jun Haginaka   +4 more
core   +1 more source

Exploring the performance of cellulose tris-3,5-dichlorophenylcarbamate as a stationary phase for the chiral electro-chromatographic separation of azole antifungals

Journal of Chromatography Open
In this study, the enantiorecognition and separation performance of cellulose tris-3,5-dichlorophenylcarbamate (CDCPC) as the chiral selector for the enantioseparation of some chiral antifungal compounds was investigated.
Massimo Giuseppe De Cesaris, Giovanni D'Orazio, Chiara Fanali, Alessandra Gentili, Salvatore Fanali   +4 more
doaj   +1 more source

Chiral separation of enantiomers of amino acid derivatives by high-performance liquid chromatography on a norvancomycin-bonded chiral stationary phase

, 2004
A novel norvancomycin-bonded chiral stationary phase (NVC-CSP) was synthesized by using the chiral selector of norvancomycin. The chiral separation of enantiomers of several dansyl-amino acids by high-performance liquid chromatography (HPLC) in the ...
Liu, Y, Cong, RZ, Wang, JD, Ding, GS
core   +1 more source

Achiral Molecular Recognition of Aromatic Position Isomers by Polysaccharide-Based CSPs in Relation to Chiral Recognition

Molecules, 2016
Chromatographic separation of several sets of aromatic position isomers on three cellulose- and one amylose-based chiral stationary phases was performed to evaluate the potential of a polysaccharide-based chiral stationary phase (CSP) in the separation ...
Tohru Shibata, Satoshi Shinkura, Atsushi Ohnishi, Kazuyoshi Ueda   +3 more
doaj   +1 more source

Chiral Stationary Phase based on Peptoid with α-chiral, Aromatic Side Chains

, 2011
Chiral Stationary Phase based on Peptoid with α-chiral, Aromatic Side ...
吴海波, 殷承华, 梁鑫淼, 柯燕雄   +3 more
core  

Ion-pair chromatographic attribute in the retention of ammonium ion on a crown ether-based and a polysaccharide-based chiral stationary phases. Some mobile phase additives compatible with liquid chromatography-electrospray ionization-mass spectrometry

Journal of Chromatography Open
The design of the mobile phase additive useful in HPLC analysis on two types of chiral stationary phases, one based on chiral crown ether, and another based on polysaccharide derivative, was developed. CROWNPAK® CR-I, the chiral stationary phase bearing (
Tohru Shibata, Satoshi Shinkura, Atsushi Ohnishi, Akari Yamamoto, Yuichi Fujioka, Nobuhiro Kawahara   +5 more
doaj   +1 more source

A cationic cyclodextrin clicked bilayer chiral stationary phase for versatile chiral separation in HPLC

, 2018
A cationic cyclodextrin (CD) clicked bilayer chiral stationary phase (CSP) was developed via click chemistry for chiral separations in multimode high-performance chromatography (HPLC).
Jie Zhou, Jian Tang, Bo Yang, Weihua Tang   +3 more
core   +1 more source