Green synthesis of xanthene and acridine-based heterocycles of pharmaceutical importance: a review

AS Burange, KG Gadam, PS Tugaonkar… - Environmental …, 2021 - Springer
Xanthene and acridine-based heterocyclic compounds find applications in cancer
chemotherapy, biological staining and laser dyes and are known for their antibacterial and …

An overview of recent advances in the catalytic synthesis of substituted pyrans

S Agarwal, A Sethiya, J Soni… - Applied Organometallic …, 2022 - Wiley Online Library
Abstract Substituted pyrans (4H‐Chromenes) are the most significant structural scaffolds in
synthetic and medicinal chemistry. They are found in an array of natural products …

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 …

Unexpected formation of hexahydroxanthenediones by electrochemical synthesis in deep eutectic solvents

HB El-Nassan, SS El-Mosallamy… - Sustainable Chemistry and …, 2023 - Elsevier
The current study reports the unexpected formation of xanthene-1, 8-diones upon attempt to
perform Biginelli reaction by reacting cyclohexanedione, thiourea and different aldehydes …

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 …

Bio-assisted synthesized Ag (0) nanoparticles stabilized on hybrid of sepiolite and chitin: Efficient catalytic system for xanthene synthesis

FG Kahangi, M Mehrdad, MM Heravi, S Sadjadi - Scientific Reports, 2020 - nature.com
In this work, with the use of two natural compounds, chitin and sepiolite clay, a novel
covalent hybrid is fabricated and applied as a support for the stabilization of silver …

Zn(L‐proline)2 as an efficient and reusable catalyst for the multi‐component synthesis of pyran‐annulated heterocyclic compounds

D Tahmassebi, JE Blevins… - Applied Organometallic …, 2019 - Wiley Online Library
We have developed a simple, straightforward and highly efficient multi‐component one‐pot
synthesis of 2‐amino‐3‐cyano‐4H‐pyrans and pyran‐annulated heterocyclic compounds …

Camphor sulfonic acid catalyzed one-pot pseudo three-component synthesis of a series of 1, 8-dioxo-octahydroxanthenes and comparative crystal structures …

B Banerjee, M Kaur, V Sharma, VK Gupta… - Research on Chemical …, 2023 - Springer
A simple and convenient protocol has been developed for the synthesis of 1, 8-dioxo-
octahydroxanthenes via one-pot pseudo three-component reactions between two …

Fe3O4@ SiO2@ APTES@ MPIB-Mn (II) as an eco-friendly and magnetically recyclable nano catalyst for the green synthesis of various xanthene derivatives

A Karimian, M Norouzi, A Ebrahimnia… - Journal of Molecular …, 2024 - Elsevier
Due to the importance of the magnetic heterogeneous catalysts in the recent advances,
especially organic synthesis, in this work, we introduced the new functionalised manganese …

Ag nanoparticles stabilized on cyclodextrin polymer decorated with multi-nitrogen atom containing polymer: an efficient catalyst for the synthesis of xanthenes

S Sadjadi, F Ghoreyshi Kahangi, M Dorraj, MM Heravi - Molecules, 2020 - mdpi.com
In attempt to broaden the use of cyclodextrin polymer for catalytic purposes, a novel covalent
hybrid system was prepared through growth of multi-nitrogen atom containing polymer …