A decennary update on applications of metal nanoparticles (MNPs) in the synthesis of nitrogen-and oxygen-containing heterocyclic scaffolds

TM Dhameliya, HA Donga, PV Vaghela, BG Panchal… - RSC …, 2020 - pubs.rsc.org
Heterocycles have been found to be of much importance as several nitrogen-and oxygen-
containing heterocycle compounds exist amongst the various USFDA-approved drugs …

Recent applications of photoredox catalysis in O-heterocycles: A short review

PP Singh, PK Singh, MZ Beg, A Kashyap… - Synthetic …, 2021 - Taylor & Francis
The oxygenated heterocycles are widely found in natural products, medicinal molecules,
and various multifunctional components. A large number of synthetic methods have been …

Greener route for the removal of toxic heavy metals and synthesis of 14-aryl-14H dibenzo [a, j] xanthene using a novel and efficient Ag-Mg bimetallic MOF as a …

SA El-Hakam, AA Ibrahim, LA Elatwy… - Journal of the Taiwan …, 2021 - Elsevier
Removing of heavy metal ions from aqueous solutions has become a serious challenge
from both biological and environmental viewpoints. Recently, metal-organic frameworks …

[HTML][HTML] Preparation and characterization of SnO2 doped TiO2 nanoparticles: Effect of phase changes on the photocatalytic and catalytic activity

SM Hassan, AI Ahmed, MA Mannaa - Journal of Science: Advanced …, 2019 - Elsevier
The effects of phase changes on the photocatalytic and catalytic activities of SnO 2/TiO 2
nanoparticles prepared via a surfactant-assisted sol-gel method were investigated. The as …

Sulfamic acid supported on mesoporous MCM-41 as a novel, efficient and reusable heterogenous solid acid catalyst for synthesis of xanthene, dihydropyrimidinone …

RS Salama, SM El-Bahy, MA Mannaa - Colloids and Surfaces A …, 2021 - Elsevier
Herein, the incorporation sulfamic acid (SA) into mesoporous silica (MCM-41) introduced an
effective approach in numerous multicomponent reactions. SA/MCM-41 composites with …

MCM-41 grafted with citric acid: The role of carboxylic groups in enhancing the synthesis of xanthenes and removal of heavy metal ions

MA Mannaa, HM Altass, RS Salama - … Nanotechnology, Monitoring & …, 2021 - Elsevier
Order mesoporous MCM-41 was synthesized via a sol-gel method and then grafted by
adding the appropriate amount of citric acid (CA). The structure and morphology of pure and …

ZnO nanoparticles: a green efficient catalyst for the room temperature synthesis of biologically active 2-aryl-1, 3-benzothiazole and 1, 3-benzoxazole derivatives

S Banerjee, S Payra, A Saha, G Sereda - Tetrahedron Letters, 2014 - Elsevier
A facile synthetic protocol for the synthesis of 2-aryl-1, 3-benzothiazoles and 1, 3-
benzoxazoles has been demonstrated using ZnO nanoparticles as a mild and efficient …

Glycine and its derivatives catalyzed one-pot multicomponent synthesis of bioactive heterocycles

M Kaur, A Priya, A Sharma, A Singh… - Synthetic …, 2022 - Taylor & Francis
Glycine is a commercially available, mild, less toxic, zwitterionic amino acid. The present
review summarizes all the reported protocols related to the one-pot multicomponent …

Synthesis of steroidal dihydropyrazole derivatives using green ZnO NPs and evaluation of their anticancer and antioxidant activity

A Ansari, A Ali, N Khan, MS Umar, M Owais - Steroids, 2022 - Elsevier
Abstract Zinc oxide nanoparticles (ZnO NPs) were synthesized by a green method using
Azadirachta indica leaf extract. The structure of the prepared ZnO (NPs) were characterized …

Synthetic strategies of heterocycle-integrated pyridopyrimidine scaffolds supported by nano-catalysts

MM Hammouda, MM Rashed, KM Elattar… - RSC advances, 2023 - pubs.rsc.org
Nano-catalysts are of special character for the synthesis of organic molecules with high
efficiency, and exceptional physicochemical properties. The objective of this study was to …