Anion binding with urea and thiourea derivatives

VB Bregović, N Basarić - Coordination chemistry reviews, 2015 - Elsevier
The importance of anion receptors is a reflection of the ubiquitousness of anions, their
functions in biological and industrial processes, as well as their behaviour as pollutants. In …

Urea-functionalized crystalline capsules for recognition and separation of tetrahedral oxoanions

R Custelcean - Chemical Communications, 2013 - pubs.rsc.org
The persistent ability of tripodal TREN-based tris-urea receptors (TREN= tris (2-aminoethyl)
amine) to self-assemble with a variety of oxoanions into dimeric capsules upon …

Metal–salen molecular cages as efficient and recyclable heterogeneous catalysts for cycloaddition of CO 2 with epoxides under ambient conditions

CK Ng, RW Toh, TT Lin, HK Luo, TSA Hor, J Wu - Chemical Science, 2019 - pubs.rsc.org
A salen based molecular cage, salen@ cage, was synthesized and complexed with Co and
Al to yield metal–salen molecular cages, Co (II)@ cage, Co (III)@ cage and Al (III)@ cage …

A case for molecular recognition in nuclear separations: sulfate separation from nuclear wastes

BA Moyer, R Custelcean, BP Hay, JL Sessler… - Inorganic …, 2013 - ACS Publications
In this paper, we present the case for molecular-recognition approaches for sulfate removal
from radioactive wastes via the use of anion-sequestering systems selective for sulfate …

Selective CO2 Adsorption by Nitro Functionalized Metal Organic Frameworks

DK Maity, A Halder, B Bhattacharya, A Das… - Crystal Growth & …, 2016 - ACS Publications
Two nitro functionalized Cu (II)-MOFs exhibit high CO2 uptake with nice selectivity over other
gases like H2, N2, and CH4, which is potentially important for the removal of carbon dioxide …

Anion coordinated capsules and pseudocapsules of tripodal amide, urea and thiourea scaffolds

SK Dey, A Basu, R Chutia, G Das - RSC advances, 2016 - pubs.rsc.org
This review aims to deliver a detailed and comparative account of the reported examples of
anion (halide and oxyanions) coordinated capsules and pseudocapsules of tripodal …

Selective recognition and extraction of arsenate by a urea-functionalized tripodal receptor from competitive aqueous media

SK Dey, B Gil-Hernández, VV Gobre, D Woschko… - Dalton …, 2022 - pubs.rsc.org
A second-generation hydrogen bond donor (HBD) anion receptor with an inner amide cavity
and an outer urea cavity can selectively and efficiently extract arsenate (AsO43−) from water …

A benzimidazole-based non-symmetrical tripodal receptor for the ratiometric fluorescence sensing of fluoride ions and solid state recognition of sulfate ions

N Borah, B Nayak, A Gogoi, G Das - New Journal of Chemistry, 2019 - pubs.rsc.org
Herein, a novel non-symmetric tripodal receptor has been synthesized and reported as a
fluorescent chemosensor for fluoride ions with a remarkable red shift of 100 nm. The …

Encapsulation of a discrete cyclic halide water tetramer [X 2 (H 2 O) 2] 2−, X= Cl−/Br− within a dimeric capsular assembly of a tripodal amide receptor

A Basu, G Das - Chemical Communications, 2013 - pubs.rsc.org
A conformationally flexible C3v symmetric N-bridged tripodal amide receptor encapsulates a
tetrameric halide water cluster [X2 (H2O) 2] 2−(X= Cl−/Br−) within its dimeric capsular …

Recent developments in anion induced capsular self-assemblies

R Dutta, P Ghosh - Chemical Communications, 2014 - pubs.rsc.org
This Feature Article covers recent developments in anion induced capsular self-assemblies,
with particular focus on important reports from 2011 to 2013. Contemporary studies on the …