[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 …

Synthesis and applications of highly functionalized 1-halo-3-substituted bicyclo [1.1. 1] pentanes

DFJ Caputo, C Arroniz, AB Dürr, JJ Mousseau… - Chemical …, 2018 - pubs.rsc.org
Bicyclo [1.1. 1] pentanes (BCPs) are important bioisosteres of 1, 4-disubstituted arenes, tert-
butyl and acetylenic groups that can impart physicochemical benefits on drug candidates …

Synthesis of multiple quinoline derivatives using novel ionic liquid-based nano-magnetic catalyst (MNPs@SiO2-Pr-AP-tribromide)

A Kharazmi, R Ghorbani-Vaghei, S Noori… - Research on Chemical …, 2022 - Springer
Recently, magnetic iron oxide nanoparticles functionalized with various organic groups
increasing attention in the synthesis of the organic compounds. In this study, ionic liquid …

α-Fe2O3 immobilized benzimidazolium tribromide as novel magnetically retrievable catalyst for one-pot synthesis of highly functionalized piperidines

B Paul, S Vadivel, SS Dhar - Chinese Chemical Letters, 2016 - Elsevier
Nanostructured α-Fe 2 O 3 were prepared by precipitation followed by calcination method.
Cetyltrimethylammonium bromide (CTAB) was used as surfactant. The nano α-Fe 2 O 3 was …

H2O2 as green and environmentally benign reagent for the oxidation of TMS ethers, THP ethers, and alcohols in the presence of {[K.18-Crown-6]Br3}n

M Rasouli, MA Zolfigol, MH Moslemin… - … Chemistry Letters and …, 2017 - Taylor & Francis
In the presence of {[K. 18-Crown-6] Br3} n, a unique tribromide reagent, trimethylsilyl (TMS)
ethers, tetrahydropyranyl (THP) ethers, and alcohols were oxidized to their corresponding …

Design, synthesis, and evaluation of cytotoxic activities of arylnaphthalene lignans and aza‐analogs

EM Ourhzif, A Pâris, I Abrunhosa‐Thomas… - Archiv der …, 2021 - Wiley Online Library
A concise and versatile synthetic strategy for the total synthesis of arylnaphthalene lignans
and aza‐analogs was developed. The main objective was to develop synthetic tactics for the …

The Influence of α-Fe2O3 Nanoparticles on the Reinforced Concrete Beam–Column Joint Under Cyclic Loading

P Saha, MLV Prasad - Iranian Journal of Science and Technology …, 2022 - Springer
This paper investigates the application of one-pot hydrothermal synthesis of α-Fe2O3
nanoparticles for the enhancement of beam–column joint strength and its effect under cyclic …

Halogenation of arenes with sulfoxide and oxalyl halide

K Zhao, T Chen, H Wang, Y Liu, S Liang… - Journal of Sulfur …, 2023 - Taylor & Francis
The utilization of DMSO or Ph2SO/(COBr) 2 or (COCl) 2 for the bromination or chlorination of
arenes has been explored. Notably, monobromination of activated arenes can be achieved …

Tribromoisocyanuric Acid as a Green Cohalogenating Reagent: An Efficient Transformation of Alkynes into α, α-Dibromoketones and Vicinal Dibromoalkenes

LTC Crespo, PM Esteves… - Letters in Organic …, 2019 - benthamdirect.com
The co-halogenation reaction of alkynes with tri-bromoisocyanuric acid in acetic acid,
followed by aqueous work-up produced α, α-di-bromoketones (44-84%), while the reaction …

o-Xylylene bis (triethyl ammonium tribromide) as a mild and recyclable reagent for rapid and regioselective bromination of anilines and phenols

R Hemati, AS Shahvelayati… - Letters in Organic …, 2018 - ingentaconnect.com
Background: o-Xylylene bis (triethyl ammonium tribromide)(OXBTEATB) as a recyclable and
high bromine containing di-(tribromide) reagent has been employed for the bromination of …