Copper‐Catalyzed Enantioselective Trifluoromethoxylation of Propargyl Sulfonates

Y Hou, Z Zhang, X Sun, Z Yang… - Angewandte Chemie …, 2023 - Wiley Online Library
Due to the strong electron‐withdrawing nature and high lipophilicity of trifluoromethoxy
group (OCF3), methods for introducing OCF3 into organic molecules are in high demand …

Synthesis of α-Difluoromethylene Ethers via Photoredox-Induced Hyperconjugative Ring Opening of gem-Difluorocyclopropanes

YR Zhao, ZY Ma, L Liu, P Gao… - The Journal of Organic …, 2023 - ACS Publications
Fluorinated compounds have found widespread applications in pharmaceuticals,
agrochemicals, and materials science. Precise construction of α-difluoromethylene ether …

[HTML][HTML] Transition-metal-catalyzed C–H bond activation as a sustainable strategy for the synthesis of fluorinated molecules: an overview

L Monsigny, F Doche, T Besset - Beilstein Journal of Organic …, 2023 - beilstein-journals.org
The last decade has witnessed the emergence of innovative synthetic tools for the synthesis
of fluorinated molecules. Among these approaches, the transition-metal-catalyzed …

A regioselective synthesis of β-difluoromethoxy vinyl sulfones via O-difluoromethylation of β-ketosulfones using sodium chlorodifluoroacetate

K Ishu, NS Prabhakar, KN Singh - Organic & Biomolecular Chemistry, 2023 - pubs.rsc.org
A practical synthesis of new β-difluoromethoxy vinyl sulfones has been explored by O-
difluoromethylation of β-ketosulfones using the inexpensive and easily workable sodium …

The synthesis and characterization of the two 2-(tert-butyl) cyclohexyl methanesulfonate compounds

L Mtashobya - Ethiopian Journal of Science and Technology, 2023 - ajol.info
This short communication reports the synthesis and characterization of the mixture of two
diastereoisomeric methanesulfonate compounds, 2-(tert-butyl) cyclohexyl …

[PDF][PDF] Trifluoromethyl Benzoate (TFBz): A Versatile Trifluorometh-oxylation Reagent

M Zhou, C Ni, Y Zeng, J Hu - academia.edu
Trifluoromethyl benzoate (TFBz) is developed as a new shelf-stable trifluoromethoxylation
reagent, which can be easily prepared from inexpensive starting materials using KF as the …

Difluoromethoxylation and trifluoromethoxylation compositions and methods for synthesizing same

MY Ngai, W Zheng, J Lee - US Patent 11,760,701, 2023 - Google Patents
This application is a § 371 national stage of PCT International Application No.
PCT/US2019/019673, filed Feb. 26, 2019, claiming the benefit of US Provisional Application …

Trifluoromethoxylation of arenes via intramolecular trifluoromethoxy group migration

MY Ngai, KN Hojczyk - US Patent 11,724,982, 2023 - Google Patents
C07C233/16—Carboxylic acid amides having carbon atoms of carboxamide groups bound
to hydrogen atoms or to acyclic carbon atoms having the nitrogen atom of at least one of the …