Organic synthesis using nitroxides

D Leifert, A Studer - Chemical Reviews, 2023 - ACS Publications
Nitroxides, also known as nitroxyl radicals, are long-lived or stable radicals with the general
structure R1R2N–O•. The spin distribution over the nitroxide N and O atoms contributes to …

Acetamido-TEMPO mediated electrochemical oxidation of alcohols to aldehydes and ketones

CM Schroeder, F Politano, KK Ohlhorst… - RSC …, 2023 - pubs.rsc.org
A protocol for the oxidation of alcohols to aldehydes and ketones employing an
electrochemical aminoxyl-mediated reaction is presented. The approach employs a catalytic …

N-Acyl-1, 2, 3-triazoles–key intermediates in denitrogenative transformations

V Motornov, R Pohl, B Klepetářová… - Chemical …, 2023 - pubs.rsc.org
Elusive N-acyl-1, 2, 3-triazoles formed by direct acylation of NH-1, 2, 3-triazoles were
isolated and fully characterized, including X-ray crystallography. A preference for the …

One-pot oxidative amidation of aldehydes via the generation of nitrile imine intermediates

MC Henry, L Minty, ACW Kwok… - The Journal of …, 2024 - ACS Publications
A one-pot procedure for the oxidative amidation of aldehydes via the in situ generation of
reactive nitrile imine (NI) intermediates has been developed. Distinct from our progenitor …

Scale-up of Sodium Persulfate Mediated, Nitroxide Catalyzed Oxidative Functionalization Reactions

KE Doherty, AL Sandoval, F Politano… - Current Organic …, 2024 - ingentaconnect.com
Background: Oxidation is a valuable tool in preparative organic chemistry. Oxoammonium
salts and nitroxides have proven valuable as reagents and catalysts in this endeavor …

Preparation of novel acyl pyrazoles and triazoles by means of oxidative functionalization reactions

GP Wadey, KE Doherty, AL Sandoval… - Heterocyclic …, 2023 - degruyter.com
Novel acyl pyrazoles and acyl triazoles have been prepared by means of the oxidative
amidation of aldehydes in the presence of the requisite azole. Yields range from modest to …

[PDF][PDF] METAL-FREE SYNTHESIS STRATEGIES TOWARDS AMIDE BOND FORMATION

FT Alizadeh - Processes of Petrochemistry and Oil Refining, 2024 - ppor.az
Amides are adaptable building blocks in synthetic organic chemistry that have a wide range
of medicinal applications. They are also employed as industrial raw materials for the wide …

3-(4-(Benzyloxy)-3-methoxyphenyl)-[1,2,4]triazolo[4,3-a]pyridine

KE Doherty, A León Sandoval, ET Mercier… - Molbank, 2023 - mdpi.com
The [1, 2, 4] triazolo [4, 3-a] pyridine derivative 3-(4-(benzyloxy)-3-methoxyphenyl)-[1, 2, 4]
triazolo [4, 3-a] pyridine was prepared in a 73% isolated yield by means of an oxidative ring …

Advances in the Synthesis of Amides via Alpha Oxygenation of Amines

KS Mandrekar, HK Kadam, A Tilve… - Current Organic …, 2022 - ingentaconnect.com
Amides are universal in nature. Proteins are polymers (polyamides) whose units are
connected by amide (peptide) linkages. Proteins perform innumerable functions in the body …

Cleaner, Green Oxidation Chemistry: Development of New Oxoammonium-and Nitroxide-Mediated Transformations

K Doherty - 2024 - digitalcommons.lib.uconn.edu
This work investigates various key oxidation and oxidative functionalization reactions that
occur using a bench-stable nitroxide and its oxoammonium nitrate salt congener. Such …