A review on synthetic approaches of benzimidazoles

VAS Pardeshi, NS Chundawat, SI Pathan… - Synthetic …, 2021 - Taylor & Francis
From the group of heterocyclic compounds, benzimidazoles remain the central focus, which
owns the important features as six-five member attached rings having two nitrogen atoms at …

Recent advances in reactions of azides

D Huang, G Yan - Advanced Synthesis & Catalysis, 2017 - Wiley Online Library
Azides are important intermediates in organic synthesis. They can function as precursors to
form amines, amides, quinolones, pyridines, triazoles, amidines, indoles, and so on …

Biosynthesis of CuO nanoparticles using aqueous extract of herbal tea (Stachys Lavandulifolia) flowers and evaluation of its catalytic activity

H Veisi, B Karmakar, T Tamoradi, S Hemmati… - Scientific Reports, 2021 - nature.com
Plant derived biogenic synthesis of nanoparticles (NP) has been the recent trend in material
science as featured sustainable catalysts. A great deal of the current nanocatalytic research …

A reusable Co catalyst for the selective hydrogenation of functionalized nitroarenes and the direct synthesis of imines and benzimidazoles from nitroarenes and …

T Schwob, R Kempe - Angewandte Chemie International …, 2016 - Wiley Online Library
The use of abundantly available transition metals in reactions that have been preferentially
mediated by rare noble metals, for example, hydrogenations, is a desirable aim in catalysis …

Nickel catalyzed sustainable synthesis of benzazoles and purines via acceptorless dehydrogenative coupling and borrowing hydrogen approach

G Chakraborty, R Mondal, AK Guin… - Organic & Biomolecular …, 2021 - pubs.rsc.org
Herein we report nickel-catalyzed sustainable synthesis of a few chosen five-membered
fused nitrogen heterocycles such as benzimidazole, purine, benzothiazole, and …

Synthesis of benz-fused azoles via C-heteroatom coupling reactions catalyzed by Cu (I) in the presence of glycosyltriazole ligands

N Mishra, AS Singh, AK Agrahari… - ACS Combinatorial …, 2019 - ACS Publications
Glycosyl triazoles are conveniently accessible and contain multiple metal-binding units that
may assist in metal-mediated catalysis. Azide derivatives of d-glucose have been converted …

Metal-Free Synthesis of Benzimidazoles via Oxidative Cyclization of d-Glucose with o-Phenylenediamines in Water

D Raja, A Philips, P Palani, WY Lin… - The Journal of …, 2020 - ACS Publications
d-Glucose has been identified as an efficient C1 synthon in the synthesis of benzimidazoles
from o-phenylenediamines via an oxidative cyclization strategy. Isotopic studies with 13C6-d …

1,2-Disubstituted Benzimidazoles by the Iron Catalyzed Cross-Dehydrogenative Coupling of Isomeric o-Phenylenediamine Substrates

P Thapa, PM Palacios, T Tran, BS Pierce… - The Journal of …, 2020 - ACS Publications
Benzimidazoles are common in nature, medicines, and materials. Numerous strategies for
preparing 2-arylbenzimidazoles exist. In this work, 1, 2-disubstituted benzimidazoles were …

Recent advances in the tandem copper-catalyzed Ullmann–Goldberg N-arylation–cyclization strategies

JM Honnanayakanavar, O Obulesu… - Organic & Biomolecular …, 2022 - pubs.rsc.org
N–Aryl bond formation under copper catalysis has played a pivotal role and has been
extensively used as a key step in the total syntheses of several therapeutic molecules. The …

Recent Advancements in Strategies for the Synthesis of Imidazoles, Thiazoles, Oxazoles, and Benzimidazoles

K Kant, CK Patel, S Banerjee, P Naik, AK Atta… - …, 2023 - Wiley Online Library
Nitrogen‐containing heterocycles such as imidazoles, thiazoles, and oxazoles play a
significant role in the fields of biological and pharmaceutical chemistry. These compounds …