Recent advances in graphene oxide catalyzed organic transformations

F Gao, S Zhang, Q Lv, B Yu - Chinese Chemical Letters, 2022 - Elsevier
Graphene oxide (GO), as a metal-free and readily available carbocatalyst, has been
extensively applied in catalytic organic transformations. This minireview aims to give an …

Recent advances in organic reactions catalyzed by graphene oxide and sulfonated graphene as heterogeneous nanocatalysts: a review

O Mohammadi, M Golestanzadeh… - New Journal of …, 2017 - pubs.rsc.org
Over the past decade, the application of carbocatalyst systems has been preferred over that
of homogeneous catalytic systems because of their advantages such as physical and …

Amine-functionalized graphene oxide nanosheets (AFGONs): an efficient bifunctional catalyst for selective formation of 1, 4-dihydropyridines, acridinediones and …

P Choudhury, P Ghosh, B Basu - Molecular Diversity, 2020 - Springer
We report here selective formation of functionalized 1, 4-dihydropyridines (DHP),
acridinediones and polyhydroquinolines in high yields using amine-functionalized graphene …

Humic acid: A Biodegradable Organocatalyst for Solvent‐free Synthesis of Bis (indolyl) methanes, Bis (pyrazolyl) methanes, Bis‐coumarins and Bis‐lawsones

B Mitra, P Ghosh - ChemistrySelect, 2021 - Wiley Online Library
Humic acid, a biodegradable, non‐toxic and easily accessible high molecular weight
organocatalyst has been explored for the straightforward and environmentally benign …

High dielectric and breakdown performances achieved in PVDF/graphene@ MXene nanocomposites based on quantum confinement strategy

Y Feng, F Zhou, Y Dai, Z Xu, Q Deng, C Peng - Ceramics International, 2020 - Elsevier
Graphene nanosheets are widely employed for fabricating high-dielectric-constant polymer
nanocomposites for energy storage. However, severely reduced electric breakdown …

One‐pot Three‐component Solvent‐free Tandem Annulations for Synthesis of Tetrazolo[1,2‐a]pyrimidine and [1,2,4]triazolo[1,5‐a]pyrimidine

K Datta, B Mitra, BS Sharma, P Ghosh - ChemistrySelect, 2022 - Wiley Online Library
Abstract β‐Cyclodextrin, a robust organocatalyst has been explored for the straightforward
and facile synthesis of tetrazolo [1, 2‐a] pyrimidine and [1, 2, 4] triazolo [1, 5‐a] pyrimidine …

Graphene oxide: A carbocatalyst for the one-pot multicomponent synthesis of highly functionalized tetrahydropyridines

A Gupta, R Kaur, D Singh, KK Kapoor - Tetrahedron Letters, 2017 - Elsevier
A simple, straightforward and efficient methodology is described for the synthesis of
polysubstituted tetrahydropyridine via one-pot multicomponent reaction of β-ketoester …

Synthesis of 2, 2-Disubstituted Dihydro-1, 4-benzothiazines from Morita–Baylis–Hillman Ketones by an Oxidative Cyclization

AK Jha, R Kumari, S Easwar - The Journal of Organic Chemistry, 2022 - ACS Publications
An oxidative cyclization ensued upon interaction of Morita–Baylis–Hillman (MBH) ketones
with 2-aminothiophenol in the presence of Cs2CO3, resulting in the formation of new 2, 2 …

Mechanistic Investigations on the Interaction of Morita–Baylis–Hillman Ketones with 2-Aminothiophenol

R Kumari, AK Jha, AGH Khan… - The Journal of Organic …, 2024 - ACS Publications
The reaction of Morita–Baylis–Hillman ketones with 2-aminothiophenol mediated by
Cs2CO3 results in an oxidative cyclization to 2, 2-disubstituted dihydro-1, 4-benzothiazines …

Eucalyptol: An efficient, unexplored, green media for transition metal free synthesis of 2,3-dihydroquinazolin-4(1H)-one derivatives and isoxazolone derivatives

T Kundu, B Mitra, P Ghosh - Synthetic Communications, 2023 - Taylor & Francis
Abstract Eucalyptol or 1, 8-cineole, a bio-based monoterpene, whose potential has been
explored as a viable alternative reaction media for the development of several heterocyclic …