[HTML][HTML] Synthetic Access to aromatic α-Haloketones

M Porré, G Pisanò, F Nahra, CSJ Cazin - Molecules, 2022 - mdpi.com
α-Haloketones play an essential role in the synthesis of complex N-, S-, O-heterocycles; of
which some exhibit a remarkable biological activity. Research further illustrated that α-bromo …

Hydration of unsymmetrical internal alkynes: factors governing the regioselectivity

X Liu, JL Pozzo, A Hamze, M Alami, O Provot - ACS Catalysis, 2023 - ACS Publications
Water addition on an unsymmetrical internal alkyne has significance in organic chemistry
and has stimulated challenging approaches to access a highly regioselective process …

Unmasking the hidden carbonyl group using gold (I) catalysts and alcohol dehydrogenases: Design of a thermodynamically-driven cascade toward optically active …

S González-Granda, L Escot, I Lavandera… - Acs catalysis, 2022 - ACS Publications
A concurrent cascade combining the use of a gold (I) N-heterocyclic carbene (NHC) and an
alcohol dehydrogenase (ADH) is disclosed for the synthesis of highly valuable enantiopure …

Water-controlled selective preparation of α-mono or α, α′-dihalo ketones via catalytic cascade reaction of unactivated alkynes with 1, 3-dihalo-5, 5-dimethylhydantoin

C Wu, X Xin, ZM Fu, LY Xie, KJ Liu, Z Wang, W Li… - Green …, 2017 - pubs.rsc.org
The control of a reaction that can produce multiple products from the same starting material
is a highly attractive and challenging concept in organic synthesis. An efficient protocol for …

Surface modification of graphene oxides by plasma techniques and their application for environmental pollution cleanup

X Wang, Q Fan, Z Chen, Q Wang, J Li… - The Chemical …, 2016 - Wiley Online Library
Graphene oxides (GOs) have come under intense multidisciplinary study because of their
unique physicochemical properties and possible applications. The large amount of oxygen …

Copper‐Catalyzed Intermolecular Oxidative Cyclization of Halo‐alkynes: Synthesis of 2‐Halo‐substituted Imidazo [1, 2‐a] pyridines, Imidazo [1, 2‐a] pyrazines and …

Y Gao, M Yin, W Wu, H Huang… - Advanced Synthesis & …, 2013 - Wiley Online Library
An efficient copper‐catalyzed method for the synthesis of 2‐haloimidazopyridines with
aminopyridines and haloalkynes using molecular oxygen as oxidant in a one‐pot manner …

A multi pathway coupled domino strategy: I 2/TBHP-promoted synthesis of imidazopyridines and thiazoles via sp 3, sp 2 and sp C–H functionalization

Y Wang, S Li, X Wang, Y Yao, L Feng, C Ma - RSC advances, 2022 - pubs.rsc.org
I2/TBHP-promoted, one-pot, multi pathway synthesis of imidazopyridines and thiazoles has
been achieved through readily available ethylarenes, ethylenearenes and ethynearenes …

Regioselective Dihalohydration Reactions of Propargylic Alcohols: Gold‐Catalyzed and Noncatalyzed Reactions

JM D'Oyley, AE Aliev, TD Sheppard - Angewandte Chemie, 2014 - Wiley Online Library
The regioselective conversion of propargylic alcohols into previously unreported α, α‐diiodo‐
β‐hydroxyketones was achieved by treatment with N‐iodosuccinimide in the presence of a …

1,3-Chlorine Shift to a Vinyl Cation: A Combined Experimental and Theoretical Investigation of the E-Selective Gold(I)-Catalyzed Dimerization of Chloroacetylenes

M Kreuzahler, A Daniels, C Wölper… - Journal of the …, 2018 - ACS Publications
Metal-catalyzed dimerization reactions of terminal acetylenes are well known in the
literature. However, only a few examples of the dimerization of halogen-substituted …

Imidazoles from nitroallylic acetates and α-bromonitroalkenes with amidines: Synthesis and trypanocidal activity studies

E Gopi, T Kumar, RFS Menna-Barreto… - Organic & …, 2015 - pubs.rsc.org
Cascade reactions of amidines with nitroallylic acetates and α-bromonitroalkenes provide
potentially bioactive imidazoles in good to excellent yields in most cases. While 2, 4 …