Single Step Upgradation of Isatin to Bioactive Fused Heterocycles via Ring Expansion Reactions

R Chandramani, AR Nair, A Sreekumar… - European Journal of …, 2024 - Wiley Online Library
Isatin, also known as indoline‐2, 3‐dione, is a fused, N‐heterocyclic aromatic compound first
isolated and purified in 1841. Since then, isatin and its derivatives emerged as a hot …

Solvent-free synthesis of new spiropyrroloindole compounds using Fe3O4/TiO2/MWCNTs MNCs via multicomponent reactions: assessment of new …

NK Hezarcheshmeh, J Azizian - Molecular Diversity, 2022 - Springer
In this study, water extract of Spinacia oleracea leaves was used for the synthesis of
Fe3O4/TiO2/MWCNTs magnetic nanocomposites and high performance of this catalyst was …

Four-component green synthesis of benzochromene derivatives using nano-KF/clinoptilolite as basic catalyst: study of antioxidant activity

E Ezzatzadeh, Z Hossaini - Molecular Diversity, 2020 - Springer
An efficient procedure for the synthesis of benzochromene derivatives employing 1-(6-
hydroxy-2-isopropenyl-1-benzofuran-yl)-1-ethanone (euparin), aldehydes, alkyl bromides …

Biosynthesis of Cu/KF/Clinoptilolite@ MWCNTs nanocomposite and its application as a recyclable nanocatalyst for the synthesis of new Schiff base of benzoxazine …

NF Hamedani, FZ Hargalani, F Rostami-Charati - Molecular Diversity, 2021 - Springer
In this work, we synthesized new Schiff base of benzoxazine derivatives in excellent yields
using multicomponent reactions of phthalaldehyde or its derivatives, primary amines …

Paired electrolysis enabled annulation for the quinolyl-modification of bioactive molecules

S You, M Ruan, C Lu, L Liu, Y Weng, G Yang… - Chemical …, 2022 - pubs.rsc.org
A paired electrolysis enabled cascade annulation that enables the efficient synthesis of
highly functionalized quinoline-substituted bioactive molecules from readily available …

New MCRs: Preparation of Novel Derivatives of Pyrazoloazepines in Ionic Liquid and Study of Biological Activity

AKO Aldulaimi, AA Majhool… - Polycyclic Aromatic …, 2023 - Taylor & Francis
In the present investigation, we have effectively synthesized innovative pyrazoloazepine
derivatives with notable yields. The synthesis was successfully accomplished by means of a …

Preparation and characterization of ZnO/nanoclinoptilolite as a new nanocomposite and studying its catalytic performance in the synthesis of 2-aminothiophenes via …

F Javadi, R Tayebee - Microporous and Mesoporous Materials, 2016 - Elsevier
Abstract The nanocomposite ZnO/nanoclinoptilolite (ZnO/NCP) was prepared and
performed as an efficient heterogeneous catalyst in the synthesis of 2-aminotiophene …

Synthesis and evaluation of the antioxidant activity of new spiro-1,2,4-triazine derivatives applying Ag/Fe3O4/CdO@MWCNT MNCs as efficient organometallic …

E Ezzatzadeh, S Soleimani-Amiri, Z Hossaini… - Frontiers in …, 2022 - frontiersin.org
We applied the Petasites hybridus rhizome water extract as green media so that
Ag/Fe3O4/CdO@ multi-walled carbon nanotubes magnetic nanocomposites …

2D ZnO/Fe3O4 nanocomposites as a novel catalyst‐promoted green synthesis of novel quinazoline phosphonate derivatives

E Ezzatzadeh, Z Hossaini - Applied Organometallic Chemistry, 2020 - Wiley Online Library
In this research a novel and efficient procedure for the preparation of phosphonate
derivatives using the reaction of 2, 4‐dihydroxyacetophenone, isopropenylacetylene, 2 …

Green synthesis of α-aminophosphonates using ZnO nanoparticles as an efficient catalyst

E Ezzatzadeh - Zeitschrift für Naturforschung B, 2018 - degruyter.com
Synthesis of α-aminophosphonate derivatives via the Kabachnik–Fields reaction is
described using 1-(6-hydroxy-2-isopropenyl-1-benzofuran-yl)-1-ethanone, extracted from …