Synthesis of imidazo [1, 2-a] pyridines: a decade update

AK Bagdi, S Santra, K Monir, A Hajra - Chemical Communications, 2015 - pubs.rsc.org
Imidazopyridine is one of the important fused bicyclic 5–6 heterocycles and it is recognized
as a “drug prejudice” scaffold due to its wide range of applications in medicinal chemistry …

Recent developments in the synthesis of imidazo [1, 2-a] pyridines

K Pericherla, P Kaswan, K Pandey, A Kumar - Synthesis, 2015 - thieme-connect.com
Advances in the last decade for the synthesis of the imidazo [1, 2-a] pyridine scaffold from
various substrates employing approaches such as multicomponent reactions, tandem …

Metal-free thiocyanation of imidazoheterocycles through visible light photoredox catalysis

S Mitra, M Ghosh, S Mishra, A Hajra - The Journal of organic …, 2015 - ACS Publications
A visible light mediated, metal-free process for the thiocyanation of imidazoheterocycles has
been developed using eosin Y as a photoredox catalyst under ambient air at room …

Visible-light-induced metal-free coupling of C (sp 3)–H sources with heteroarenes

A Ghosh, P Pyne, S Ghosh, D Ghosh, S Majumder… - Green …, 2022 - pubs.rsc.org
Development of an efficient, mild, economically viable, and green method for the
construction of a Csp2–Csp3 bond via coupling between a saturated hydrocarbon [(Csp3) …

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 …

Catalyst-free regioselective C-3 thiocyanation of imidazopyridines

D Yang, K Yan, W Wei, G Li, S Lu, C Zhao… - The Journal of …, 2015 - ACS Publications
A direct and straightforward approach for highly regioselective thiocyanation of
imidazoheterocycles through sp2 C–H functionalization has been realized at room …

Iodine-catalyzed regioselective thiolation of imidazo [1, 2-a] pyridines using sulfonyl hydrazides as a thiol surrogate

AK Bagdi, S Mitra, M Ghosh, A Hajra - Organic & Biomolecular …, 2015 - pubs.rsc.org
Iodine-catalyzed regioselective sulfenylation of imidazo [1, 2-a] pyridines via C (sp2)–H
bond functionalization has been achieved using sulfonyl hydrazides as a thiol surrogate. A …

Copper-catalysed oxidative amination of quinoxalin-2 (1 H)-ones with aliphatic amines

Y Li, M Gao, L Wang, X Cui - Organic & Biomolecular Chemistry, 2016 - pubs.rsc.org
A novel, efficient and practical method for copper-catalysed oxidative C-3 amination of
quinoxalin-2 (1H)-ones with primary or secondary amines as the nitrogen sources has been …

Recent Trends in Copper‐Catalyzed C− H Amination Routes to Biologically Important Nitrogen Scaffolds

P Subramanian, GC Rudolf… - Chemistry–An Asian …, 2016 - Wiley Online Library
Nitrogen‐containing heterocycles have found remarkable applications in natural product
research, material sciences, and pharmaceuticals. Although the synthesis of this interesting …

Regioselective Oxidative Trifluoromethylation of Imidazoheterocycles via C(sp2)–H Bond Functionalization

K Monir, AK Bagdi, M Ghosh… - The Journal of organic …, 2015 - ACS Publications
Catalytic oxidative trifluoromethylation of imidazopyridines has been carried out at room
temperature through the functionalization of the sp2 C–H bond employing Langlois reagent …