Silicon compounds as stoichiometric coupling reagents for direct amidation

JJ Davies, DC Braddock, PD Lickiss - Organic & Biomolecular …, 2021 - pubs.rsc.org
Despite being one of the most frequently carried out chemical reactions in industry, there is
currently no amidation protocol that is regarded as safe, high yielding, environmentally …

[HTML][HTML] Direct amide coupling of non-activated carboxylic acids and amines catalysed by zirconium (IV) chloride

H Lundberg, F Tinnis, H Adolfsson - Chemistry-A European Journal, 2012 - diva-portal.org
The amide functionality is a highly important chemical bond, found in a great number of
synthetic products such as pharmaceuticals, polymers and agrochemicals. The focus of this …

Catalytic and non-catalytic amidation of carboxylic acid substrates

K Pedrood, S Bahadorikhalili, V Lotfi, B Larijani… - Molecular Diversity, 2021 - Springer
The present review offers an apt summary of amide bond formation with carboxylic acid
substrates by taking advantage of several methods. Carboxamides can be regarded as a …

On the Use of Triarylsilanols as Catalysts for Direct Amidation of Carboxylic Acids

DC Braddock, BC Rowley, PD Lickiss… - The Journal of …, 2023 - ACS Publications
Triarylsilanols have been reported as the first silicon-centered molecular catalysts for direct
amidation of carboxylic acids with amines as identified after a screen of silanols, silanediols …

Tetramethyl orthosilicate (TMOS) as a reagent for direct amidation of carboxylic acids

DC Braddock, PD Lickiss, BC Rowley, D Pugh… - Organic …, 2018 - ACS Publications
Tetramethyl orthosilicate (TMOS) is shown to be an effective reagent for direct amidation of
aliphatic and aromatic carboxylic acids with amines and anilines. The amide products are …

Regioselective ortho halogenation of N-aryl amides and ureas via oxidative halodeboronation: harnessing boron reactivity for efficient C–halogen bond installation

GH Shinde, GS Ghotekar, FMA Noa, L Öhrström… - Chemical …, 2023 - pubs.rsc.org
The installation of the C–halogen bond at the ortho position of N-aryl amides and ureas
represents a tool to prepare motifs that are ubiquitous in biologically active compounds. To …

Antioxidant and Hypolipidemic Activities of Cinnamic Acid Derivatives

C Nouni, P Theodosis-Nobelos, EA Rekka - Molecules, 2023 - mdpi.com
Oxidative stress and hyperlipidemia are important factors for the initiation and progression of
various cell degenerative pathological conditions, including cardiovascular and neurological …

Direct amide bond formation from carboxylic acids and amines using activated alumina balls as a new, convenient, clean, reusable and low cost heterogeneous …

S Ghosh, A Bhaumik, J Mondal, A Mallik… - Green chemistry, 2012 - pubs.rsc.org
For the first time, we have used activated alumina balls (3–5 mm diameter) for amide
synthesis from carboxylic acids (unactivated) and amines (unactivated) under neat reaction …

A comparative study of the catalysis of peptide bond formation by oxide surfaces

JF Lambert, M Jaber, T Georgelin… - Physical Chemistry …, 2013 - pubs.rsc.org
It is well-known that amino acids deposited on some inorganic oxides undergo peptidic
condensation. It is seldom realised however that a large diversity of behaviours can be …

Peroxide-mediated transition-metal-free direct amidation of alcohols with nitroarenes

F Xiao, Y Liu, C Tang, GJ Deng - Organic letters, 2012 - ACS Publications
An unusual direct amidation of alcohols with nitroarenes mediated by peroxides has been
discovered. The reaction tolerated a wide range of functionalities, and various aromatic …