Noncovalent interactions in high-performance liquid chromatography enantioseparations on polysaccharide-based chiral selectors

P Peluso, V Mamane, R Dallocchio, A Dessì… - … of Chromatography A, 2020 - Elsevier
Designed more than thirty years ago in order to improve and maximize the discrimination
capability of native polysaccharides, cellulose-and amylose-based selectors have shown …

Stereoselective processes based on σ-hole interactions

P Peluso, V Mamane - Molecules, 2022 - mdpi.com
The σ-hole interaction represents a noncovalent interaction between atoms with σ-hole (s)
on their surface (such as halogens and chalcogens) and negative sites. Over the last …

Homochiral metal–organic frameworks and their application in chromatography enantioseparations

P Peluso, V Mamane, S Cossu - Journal of Chromatography A, 2014 - Elsevier
The last frontier in the chiral stationary phases (CSPs) field for chromatography
enantioseparations is represented by homochiral metal-organic frameworks (MOFs), a class …

Recent studies of docking and molecular dynamics simulation for liquid‐phase enantioseparations

P Peluso, A Dessì, R Dallocchio, V Mamane… - …, 2019 - Wiley Online Library
Liquid‐phase enantioseparations have been fruitfully applied in several fields of science.
Various applications along with technical and theoretical advancements contributed to …

Enantioseparation of 5, 5′-dibromo-2, 2′-dichloro-3-selanyl-4, 4′-bipyridines on polysaccharide-based chiral stationary phases: Exploring chalcogen bonds in …

P Peluso, A Dessì, R Dallocchio, B Sechi, C Gatti… - Molecules, 2021 - mdpi.com
The chalcogen bond (ChB) is a noncovalent interaction based on electrophilic features of
regions of electron charge density depletion (σ-holes) located on bound atoms of group VI …

Comparative enantioseparation of chiral 4, 4'-bipyridine derivatives on coated and immobilized amylose-based chiral stationary phases

P Peluso, B Sechi, G Lai, A Dessì, R Dallocchio… - … of Chromatography A, 2020 - Elsevier
The chromatographic performances of four coated and immobilized amylose
phenylcarbamate-based chiral columns were evaluated and compared under normal phase …

Polysaccharide‐based chiral stationary phases as halogen bond acceptors: A novel strategy for detection of stereoselective σ‐hole bonds in solution

P Peluso, V Mamane, R Dallocchio… - Journal of separation …, 2018 - Wiley Online Library
In the last few years, halogen bonds have been exploited in a variety of research areas both
in the solid state and in solution. Nevertheless, several factors make formation and detection …

Halogen bond in high-performance liquid chromatography enantioseparations: Description, features and modelling

R Dallocchio, A Dessì, M Solinas, A Arras… - … of Chromatography A, 2018 - Elsevier
Halogen bond (XB)-driven enantioseparations involve halogen-centred regions of electronic
charge depletion (σ-hole) as electrophilic recognition sites. The knowledge in this field is still …

Insights into halogen bond-driven enantioseparations

P Peluso, V Mamane, E Aubert, A Dessì… - … of Chromatography A, 2016 - Elsevier
Although the halogen bond (XB) has been so far mainly studied in silico and in the solid
state, its potential impact in solution is yet to be fully understood. In this study, we describe …

Enantioseparation of imazalil and monitoring of its enantioselective degradation in apples and soils using ultrahigh-performance liquid chromatography–tandem mass …

R Li, F Dong, J Xu, X Liu, X Wu, X Pan… - Journal of Agricultural …, 2017 - ACS Publications
Imazalil is a widely used systemic chiral fungicide that is still being employed as a racemic
mixture without distinguishing the difference between enantiomers, which often leads to its …