[HTML][HTML] Nitrile Oxide, Alkenes, Dipolar Cycloaddition, Isomerization and Metathesis Involved in the Syntheses of 2-Isoxazolines

S Krompiec, P Lodowski, A Kurpanik-Wójcik, B Gołek… - Molecules, 2023 - mdpi.com
The involvement of 1, 3-dipolar cycloaddition (1, 3-DP), double bond migration, metathesis,
and nitrile oxide (including in situ-generated nitrile oxide) as dipoles, together with the C= C …

Strategies for the Enantioselective Synthesis of 2‐Isoxazolines and 2‐Isoxazolin‐5‐ones Bearing Fully Substituted Stereocenters

G McArthur, S Abel, G Volpin… - European Journal of …, 2022 - Wiley Online Library
Although there is an abundance of methods for the enantioselective synthesis of 2‐
isoxazolines and 2‐isoxazolin‐5‐ones, relatively few of these approaches have been …

Gold‐Catalyzed Cyclization of Yndiamides with Isoxazoles via α‐Imino Gold Fischer Carbenes

Z Tong, PJ Smith, HD Pickford… - … A European Journal, 2023 - Wiley Online Library
Gold catalysis is an important method for alkyne functionalization. Here we report the gold‐
catalyzed formal [3+ 2] aminative cyclization of yndiamides and isoxazoles in a direct …

Ring Closure of Nitroalkylmalonates for the Synthesis of Isoxazolines under the Acylation Conditions

YA Antonova, YV Nelyubina, SL Ioffe… - Advanced Synthesis …, 2022 - Wiley Online Library
Acylation of nitroalkylmalonates was found to yield substituted isoxazoline derivatives. This
redox‐neutral transformation has a wide substrate scope and produces target products with …

TEMPO-Mediated Synthesis of Indolyl/Imidazo[1,2-a]pyridinyl-Substituted para-Quinone Methides from Butylated Hydroxytoluene

DS Nipate, Sonam, VN Shinde… - The Journal of Organic …, 2021 - ACS Publications
A series of indolyl or imidazo [1, 2-a] pyridinyl-substituted para-quinone methides (p-QMs) is
prepared by a metal-free, TEMPO-mediated cross-dehydrogenative coupling of butylated …

A three-component cycloaddition of alkyl trifluorodiazoethane for the synthesis of trifluoromethylated isoxazolines

J Xu, J Liu, H Mei, VA Soloshonok, J Han - Chemistry of Heterocyclic …, 2023 - Springer
An efficient [2+ 2+ 1] cycloaddition reaction of alkyl trifluorodiazoethane with nitrosoarenes
and alkynes has been described. This reaction is conducted under mild conditions with CuI …

Revealing the mechanism. Regio-and stereo selectivity and solvent effects of [3+ 2] cycloaddition reactions involving N-benzyl fluoronitrone and electron-deficient …

R Boutiddar, K Abbiche, S Izzaouihda, AA Taleb… - Computational and …, 2024 - Elsevier
Abstract The [3+ 2] cycloaddition reactions (32CA) between N-benzyl fluoro nitrone and
electron-deficient dipolarophiles alkynes have been studied using molecular electron …

K2CO3-Mediated Intramolecular Oxa-Michael Cyclization of α, β-Unsaturated Ketoximes: Synthesis of Densely Arene-Substituted 2-Isoxazolines Bearing a …

RS Jat, R Kothapalli, M Bhanuchandra - Synthesis, 2024 - thieme-connect.com
An efficient K 2 CO 3-mediated intramolecular oxa-Michael cyclization of β, β-diarylated α, β-
unsaturated ketoximes is described. This methodology allows access to arene-rich 2 …

Gold-catalysed functionalisations of yndiamides

Z Tong - 2023 - ora.ox.ac.uk
Yndiamides, doubly nitrogen-substituted alkynes, could serve as versatile precursors to
various 1, 2-diaminated products. This thesis focused on the gold-catalysed …

Mercury-Mediated Cyclization to 2-Isoxazolines

A Palmer - 2022 - digscholarship.unco.edu
The isoxazoline ring has been utilized in many therapeutic agents. For example, it is the key
structure in ISO-1, an anti-inflammatory agent with unique anti-Type 1 diabetes activity …