Fluorine and fluorinated motifs in the design and application of bioisosteres for drug design

NA Meanwell - Journal of medicinal chemistry, 2018 - ACS Publications
The electronic properties and relatively small size of fluorine endow it with considerable
versatility as a bioisostere and it has found application as a substitute for lone pairs of …

Radical trifluoromethoxylation of Arenes triggered by a visible‐light‐mediated N− O bond redox fragmentation

BJ Jelier, PF Tripet, E Pietrasiak… - Angewandte Chemie …, 2018 - Wiley Online Library
A simple trifluoromethoxylation method enables non‐directed functionalization of C− H
bonds on a range of substrates, providing access to aryl trifluoromethyl ethers. This light …

Trifluoromethyl benzoate: a versatile trifluoromethoxylation reagent

M Zhou, C Ni, Y Zeng, J Hu - Journal of the American Chemical …, 2018 - ACS Publications
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 …

Catalytic C− H trifluoromethoxylation of arenes and heteroarenes

W Zheng, CA Morales‐Rivera, JW Lee… - Angewandte …, 2018 - Wiley Online Library
The intermolecular C− H trifluoromethoxylation of arenes remains a long‐standing and
unsolved problem in organic synthesis. Herein, we report the first catalytic protocol …

Designs and Strategies for the Halo‐Functionalization of Diazo Compounds

HD Khanal, RS Thombal… - … Synthesis & Catalysis, 2018 - Wiley Online Library
Organo halides and their derivatives have received much attention in both the design and
development of new synthetic reagents, drugs, and functional materials. In this review, we …

Synthesis of heteroaromatic trifluoromethyl ethers with trifluoromethyl triflate as the source of the trifluoromethoxy group

QW Zhang, JF Hartwig - Chemical Communications, 2018 - pubs.rsc.org
A series of nitrogen-heterocycles have been transformed to the corresponding
trifluoromethyl or higher perfluoroalkyl ethers by reaction of the corresponding N-oxides with …

Air- and Light-Stable S-(Difluoromethyl)sulfonium Salts: C-Selective Electrophilic Difluoromethylation of β-Ketoesters and Malonates

SL Lu, X Li, WB Qin, JJ Liu, YY Huang, HNC Wong… - Organic …, 2018 - ACS Publications
Air-and light-stable electrophilic difluoromethylating reagents, S-(difluoromethyl)-S-phenyl-S-
(2, 4, 6-trialkoxyphenyl) sulfonium salts were successfully developed, and the introduction of …

[HTML][HTML] Rapid dehydroxytrifluoromethoxylation of alcohols

W Zhang, J Chen, JH Lin, JC Xiao, YC Gu - IScience, 2018 - cell.com
The CF 3 O functional group is a unique fluorinated group that has received a great deal of
attention in medicinal chemistry and agrochemistry. However, trifluoromethoxylation of …

Radikalische Trifluormethoxylierung aromatischer Verbindungen durch photochemische N‐O‐Bindungsaktivierung

BJ Jelier, PF Tripet, E Pietrasiak, I Franzoni… - Angewandte …, 2018 - Wiley Online Library
Eine einfache Methode für die Trifluormethoxylierung nicht funktionalisierter C‐H‐
Bindungen bietet Zugang zu aromatischen Trifluoromethylethern. Die lichtgetriebene …

Trifluoromethoxylation of arenes via intramolecular trifluoromethoxy group migration

MY Ngai, KN Hojczyk - US Patent 10,118,890, 2018 - Google Patents
US10118890B2 - Trifluoromethoxylation of arenes via intramolecular trifluoromethoxy group
migration - Google Patents US10118890B2 - Trifluoromethoxylation of arenes via intramolecular …