Exploring fluorescence properties of tellurium-containing molecules and their advanced applications

A Singh, JS Dhau, R Kumar, R Badru… - Physical Chemistry …, 2024 - pubs.rsc.org
This review article explores the fascinating realm of fluorescence using organochalcogen
molecules, with a particular emphasis on Tellurium (Te). The discussion encompasses the …

Exploring nanoselenium to tackle mutated SARS-CoV-2 for efficient COVID-19 management

A Singh, P Singh, R Kumar, A Kaushik - Frontiers in Nanotechnology, 2022 - frontiersin.org
Despite ongoing public health measures and increasing vaccination rates, deaths and
disease severity caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) …

Synthesis, characterization, X-ray crystal structure and antibacterial activity of bis [3-(4-chloro-N, N-diethylpyridine-2-carboxamide)] diselenide

JS Dhau, A Singh, P Brandao, V Felix - Inorganic Chemistry …, 2021 - Elsevier
An efficient methodology for the synthesis of bis [3-(4-chloro-N, N-diethylpyridine-2-
carboxamide)] diselenide has been successfully achieved through ring lithiation using 2.2 …

A mechanistic study of the synthesis, single crystal X-ray data and anticarcinogenic potential of bis (2-pyridyl) selenides and-diselenides

JS Dhau, A Singh, A Singh, N Sharma, P Brandão… - RSC Advances, 2015 - pubs.rsc.org
The reaction of bis (organyl) diselenide with a reducing agent, such as LiAlH4, NaBH4, Li
(C2H5) 3BH, etc., generally leads to cleavage of the Se–Se bond resulting in the formation …

Crystal structures of bis (2-methoxy-3-pyridyl) diselenide and bis (2-methoxy-3-pyridyl) ditelluride: an investigation by X-ray crystallography and DFT calculations

A Singh, SN Maximoff, P Brandão, JS Dhau - Journal of Molecular Structure, 2021 - Elsevier
We determined, using single-crystal X-ray diffraction, crystal structures of bis (2-methoxy-3-
pyridyl) diselenide and bis (2-methoxy-3-pyridyl) ditelluride. The diselenide crystallizes in …

A fast and practical synthesis of tert-butyl esters from 2-tert-butoxypyridine using boron trifluoride· diethyl etherate under mild conditions

MT La, HK Kim - Tetrahedron, 2018 - Elsevier
A practical direct preparation of tert-butyl esters from 2-tert-butoxypyridine has been
developed. This system features the use of boron trifluoride· diethyl etherate in toluene …

Synthesis and characterization of 3-pyridylchalcogen compounds

R Kumar, KK Bhasin, JS Dhau, A Singh - Inorganic Chemistry …, 2022 - Elsevier
A convenient methodology, which efficiently promoted one-pot synthesis of 3-
pyridylchalcogen (Se, Te) compounds, has been developed. Under non-cryogenic …

FT-IR, NMR, molecular structure, and HOMO-LUMO studies of 3, 5-dimethyl-2-pyridylselenium compounds by density functional theory

N Sharma, JS Dhau, A Singh, A Singh… - … , Sulfur, and Silicon and …, 2017 - Taylor & Francis
The present study explores various quantum chemical models to better understand the
molecular properties of pyridylselenium compounds. We have carried out theoretical and …

Synthesis, Characterization, and Computational Studies of Selenium Derivatives of 3, 5‐Dichloropyridine

N Sharma, A Singh, JS Dhau - Journal of Heterocyclic …, 2017 - Wiley Online Library
A methodology that can be tailored to incorporate selenium at the C‐2 or C‐4 position of 3, 5‐
dichloropyridine (1) was developed. For this, the lithiation of 1 with and without prior boron …