Recent advances in the chemistry of benzo [e][1, 2, 4] triazinyl radicals

FJM Rogers, PL Norcott, ML Coote - Organic & Biomolecular …, 2020 - pubs.rsc.org
Benzo [e][1, 2, 4] triazinyl, or Blatter radicals, are stable free radicals, first reported by Blatter
in 1968. In contrast to their nitroxide counterparts, their properties can be modified more …

Recent achievements in the synthesis of benzimidazole derivatives

NT Chung, VC Dung, DX Duc - RSC advances, 2023 - pubs.rsc.org
Benzimidazoles are a class of heterocyclic compounds in which a benzene ring is fused to
the 4 and 5 positions of an imidazole ring. Benzimidazole refers to the parent compound …

A general and practical bifunctional cobalt catalytic system for N-heterocycle assembly via acceptorless dehydrogenation

H Tian, W Xue, J Wu, Z Yang, H Lu… - Organic Chemistry …, 2022 - pubs.rsc.org
A novel and highly-efficient N-heterocycle assembly methodology catalyzed by a cobalt-N, N-
bidentate complex has been established. The cobalt complex is unprecedented, phosphine …

Iron-catalyzed hydrogen transfer reduction of nitroarenes with alcohols: synthesis of imines and AZA heterocycles

J Wu, C Darcel - The Journal of Organic Chemistry, 2020 - ACS Publications
A straightforward and selective reduction of nitroarenes with various alcohols was efficiently
developed using an iron catalyst via a hydrogen transfer methodology. This protocol led …

Metal-Free Photocatalyst with Redox Center and Lewis Acid Site for Selective Synthesis of Mono-and Disubstituted Benzimidazoles via Alcohol and Aromatic Diamine …

XR Yao, CH Rao, MZ Jia, XL Miao… - … Sustainable Chemistry & …, 2023 - ACS Publications
Here we present the first metal-and additive-free bipyridinium-based photocatalyst for
selective dehydrocondensation of aromatic diamine with alcohol to mono-and disubstituted …

Synthesis of 1,2-Fused/Disubstituted Benzimidazoles and Benzimidazolium Salts by I2-Mediated sp3 C–H Amination

X Yi, Z Zhao, M Wang, W Yu, J Chang - Organic Letters, 2022 - ACS Publications
An intramolecular sp3 C–H amination reaction of aniline derivatives has been established.
This reaction employs molecular iodine (I2) under transition-metal-free conditions and …

Highly Regioselective and Chemoselective [3 + 3] Annulation of Enaminones with ortho-Fluoronitrobenzenenes: Divergent Synthesis of Aposafranones and Their N …

XB Chen, ST Huang, J Li, Q Yang, L Yang, F Yu - Organic Letters, 2021 - ACS Publications
A base-promoted unprecedented strategy for the regioselective and chemoselective
divergent synthesis of highly functionalized aposafranones and their N-oxides has been …

Nano Cr(III) Schiff-base complex supported on magnetic Fe3O4@SiO2: efficient, heterogeneous, and recoverable nanocatalyst for chemoselective synthesis of 1,2 …

S Azadi, AR Sardarian, M Esmaeilpour - Monatshefte für Chemie …, 2023 - Springer
Novel heterogeneous recoverable Fe3O4@ SiO2/Schiff-base/Cr (III) magnetic nanocatalyst
has exhibited outstanding performance in the synthesis of 2-aryl-1-(arylmethyl)-1 H …

Direct Synthesis of Fluorescent Oxazolo-phenoxazines by Copper-Catalyzed/Hypervalent Iodine (III)-Mediated Dimerization/Cyclization of 2-Benzylamino-phenols

C Loro, L Molteni, M Papis, EM Beccalli… - The Journal of …, 2022 - ACS Publications
A dimerization/cyclization reaction of 2-benzylamino-phenols for the direct synthesis of the
oxazolo-phenoxazine skeleton is reported. The reaction occurs under copper catalysis in the …

Core-shell structured Ag-CoO nanoparticles with superior peroxidase-like activity for colorimetric sensing hydrogen peroxide and o-phenylenediamine

J Lian, D Yin, S Zhao, X Zhu, Q Liu, X Zhang… - Colloids and Surfaces A …, 2020 - Elsevier
Exploring of an efficient and cheap-cost peroxidase mimic is crucial for constructing a
colorimetric sensing platform. Herein, a series of Ag-decorated CoO nanoparticles (Ag-CoO …