Green methods mediated synthesis of chromene derivatives using magnetic nanoparticles as heterogeneous and reusable nanocatalyst: A review

M Chadha, A Garg, A Bhalla, S Berry - Tetrahedron, 2024 - Elsevier
One of the most venerable areas in synthetic organic chemistry is the synthesis of
heterocyclic molecules. Chromene, a naturally occurring compound, occupies a significant …

Chemistry and Applications of 4-Hydroxyquinolin-2-one and Quinoline-2, 4-dionebased Compounds

K Proisl, S Kafka, J Kosmrlj - Current Organic Chemistry, 2017 - ingentaconnect.com
Background: 4-Hydroxyquinolin-2-ones and quinoline-2, 4-diones, a subset of the quinolone
scaffold, have attracted attention due to their biological properties. These structures are …

Utilization of the common functional groups in bioactive molecules: Exploring dual inhibitory potential and computational analysis of keto esters against α-glucosidase …

I Khan, A Khan, SA Halim, M Khan, S Zaib… - International journal of …, 2021 - Elsevier
Diabetes mellitus, a progressive chronic disease, characterized by the abnormal
carbohydrate metabolism is associated with severe health complications including long term …

An efficient and reusable nano catalyst for the synthesis of benzoxanthene and chromene derivatives

J Balou, MA Khalilzadeh, D Zareyee - Scientific Reports, 2019 - nature.com
Potassium fluoride impregnated on clinoptilolite nanoparticles (KF/CP NPs) was
investigated as an efficient solid base catalyst for multicomponent condensation reaction. A …

Three-Component Reaction to Form 1,4-Dihydropyrano[2,3-c]pyrazol-5-yl Cyanides

H Sheibani, M Babaie - Synthetic Communications, 2009 - Taylor & Francis
The three-component reactions of 3-alkyl-1-phenyl-2-pyrazolin-5-ones, aryl aldehydes, and
malononitrile in the presence of base catalysts such as sodium acetate, triethylamine, and …

Three-component synthesis of pyrimidine and pyrimidinone derivatives in the presence of high-surface-area MgO, a highly effective heterogeneous base catalyst

H Sheibani, M Seifi, A Bazgir - Synthetic Communications®, 2009 - Taylor & Francis
Magnesium oxide (MgO) effectively catalyzes the three-component reaction of aldehydes,
amidine systems, and malononitrile or ethyl cyanoacetate to form 4-amino-5-pyrimidine …

Constructing the architecturally distinctive ABD-tricycle of phomactin A through an intramolecular oxa-[3+ 3] annulation strategy

GS Buchanan, KP Cole, G Li, Y Tang, LF You… - Tetrahedron, 2011 - Elsevier
Our efforts in constructing the ABD-ring of phomactin A through an intramolecular oxa-[3+ 3]
annulation strategy is described. This struggle entailed finding a practical and efficient …

Cobalt Coordination Polymers Offering Hydrogen Bonding Cavities as Efficient Catalysts for Coupling Reactions

S Pachisia, H Goyal, Aashish, G Kumar… - ChemCatChem, 2024 - Wiley Online Library
This work presents synthesis and characterization of two cobalt‐based coordination
polymers (CPs) prepared by using two positionally related pyridine‐2, 6‐dicarboxamide …

ZnO nanoparticles as a highly efficient heterogeneous catalyst for the synthesis of various chromene and pyrano[4,3-b]pyran derivatives under solvent-free conditions

Z Hossaini, F Sheikholeslami-Farahani… - Chemistry of …, 2015 - Springer
Three-component reaction of 4-hydroxy-2 H-pyran-2-one, aldehydes, and malononitrile or
ethyl cyanoacetate in the presence of ZnO nanoparticles as the catalyst is described as an …

Facile synthesis of highly substituted 2-pyrone derivatives via a tandem Knoevenagel condensation/lactonization reaction of β-formyl-esters and 1, 3-cyclohexadiones

FM Moghaddam, Z Mirjafary, MJ Javan, S Motamen… - Tetrahedron …, 2014 - Elsevier
A mild and efficient tandem process for the synthesis of new highly substituted 2-pyrones
starting from commercially available 2-arylacetic acids has been developed. The synthesis …