Synthetic strategies of pyran derivatives by multicomponent reaction (MCR) approach

A Nawaz, S Aslam, M Ahmad, AF Zahoor… - Journal of the Iranian …, 2022 - Springer
Six-membered oxygen-containing ring system has captivated the interest of synthetic
chemists due to its broad spectrum of biological and pharmaceutical properties such as anti …

Innovative catalytic synthesis of 5-unsubstituted 3, 4-dihydropyrimidine-2-ones: Use of CoCa3 (HPO4)(PO4) 2 (OH) as a novel bimetallic catalyst in multicomponent …

A El Hallaoui, N Ferraa, Y Merroun, S Chehab… - Polyhedron, 2024 - Elsevier
An innovative and easy multicomponent synthesis of important biologically active molecules,
5-unsubstituted 3, 4-dihydropyrimidine-2-ones, via the Biginelli reaction between aromatic …

Efficient synthesis of symmetrically substituted pyridines and substituted alkenes through green and heterogeneous catalysis with zinc phosphate

A El Hallaoui, Y Merroun, S Chehab… - Organic & …, 2023 - pubs.rsc.org
This study presents a new environmentally sustainable catalytic method for the synthesis of
symmetrically substituted pyridine derivatives and substituted alkene derivatives using zinc …

L-arginine modified graphene oxide: A novel heterogeneous catalyst for synthesis of benzo [b] pyrans and pyrano [3, 2‑c] chromenes

S Khabnadideh, E Mirzaei, L Amiri-Zirtol - Journal of Molecular Structure, 2022 - Elsevier
L-arginine modified graphene oxide (GO-Arg) was introduced as a new heterogeneous
biocatalyst for synthesis of benzo [b] pyran and pyrano [3, 2‑c] chromene derivatives. First …

Catalytic performance of cadmium pyrophosphate in the knoevenagel condensation and one-pot multi-component reaction of chromene derivatives

S Chehab, Y Merroun, A Elhallaoui, T Ghailane… - Journal of Chemical …, 2023 - Springer
A simple, efficient, and eco-friendly process for the Knoevenagel condensation between
various aromatic aldehydes and active methylene compounds and the synthesis of 2-amino …

One-pot synthesis of 2,4,6-triarylpyridines by cyclocondensation between aryl aldehyde, acetophenone derivative, and ammonium acetate using Al/Ag3PO4 as a …

A El Hallaoui, Y Merroun, S Chehab… - Monatshefte für Chemie …, 2023 - Springer
Abstract The 2, 4, 6-trisubstituted pyridines constitute an important family of heterocyclic
compounds widely used in industry, especially in pharmaceuticals, making their preparation …

Na2Ca(HPO4)2, an Efficient, Reusable Eco-Friendly Catalyst for the Synthesis of 1,8-Dioxo-Octahydroxanthenes and Biscoumarin Derivatives

S Chehab, Y Merroun, R Ghailane… - Polycyclic Aromatic …, 2023 - Taylor & Francis
Abstract In this paper, Na2Ca (HPO4) 2 was used for the first time as a heterogeneous
catalyst for efficient and green synthesis of 1, 8-dioxo-octahydroxanthenes and biscoumarin …

Multicomponent Synthesis of Tetrahydrobenzo[b]Pyrans, Pyrano[2,3-d]Pyrimidines, and Dihydropyrano[3,2-c]Chromenes Catalyzed by Sodium Benzoate

H Ostadzadeh, H Kiyani - Polycyclic Aromatic Compounds, 2023 - Taylor & Francis
This study provides straightforward synthesis of 4 H-pyran-annulated heterocycles that serve
as drug-like candidates for biological purposes. It was found that these multicomponent …

Synthesis and characterization of an Fe-MOF@Fe3O4 nanocatalyst and its application as an organic nanocatalyst for one-pot synthesis of dihydropyrano[2,3-c] …

E Sheikhhosseini, M Yahyazadehfar - Frontiers in Chemistry, 2023 - frontiersin.org
In this study, the recyclable heterogeneous cluster bud Fe-MOF@ Fe3O4
'nanoflower'composite (CB Fe-MOF@ Fe3O4 NFC) was successfully synthesized using Fe …

Mono-ammonium phosphate fertilizer modified by cadmium: an efficient and recyclable catalyst for 2, 3-dihydroquinazolin-4 (1H)-one derivatives synthesis

S Chehab, Y Merroun, T Ghailane… - Polycyclic Aromatic …, 2022 - Taylor & Francis
The present work reports a simple procedure for the preparation of cadmium pyrophosphate
(Cd2P2O7) from the modification of mono-ammonium phosphate (MAP) fertilizer by …