Visible light induced oxydifluoromethylation of styrenes with difluoromethyltriphenylphosphonium bromide

Y Ran, QY Lin, XH Xu, FL Qing - The Journal of Organic …, 2016 - ACS Publications
A convenient, visible light induced oxidifluoromethylation of styrenes was developed. This
protocol employs the readily prepared difluoromethyltriphenylphosphonium bromide as the …

O-Trifluoromethylation of Phenols: Access to Aryl Trifluoromethyl Ethers by O-Carboxydifluoromethylation and Decarboxylative Fluorination

M Zhou, C Ni, Z He, J Hu - Organic letters, 2016 - ACS Publications
A new strategy for the synthesis of aryl trifluoromethyl ethers (ArOCF3) by combining O-
carboxydifluoromethylation of phenols and subsequent decarboxylative fluorination is …

Access to a new class of synthetic building blocks via trifluoromethoxylation of pyridines and pyrimidines

P Feng, KN Lee, JW Lee, C Zhan, MY Ngai - Chemical science, 2016 - pubs.rsc.org
Since the first synthesis of trifluoromethyl ethers in 1935, the trifluoromethoxy (OCF3) group
has made a remarkable impact in medicinal, agrochemical, and materials science research …

Fluorodecarboxylation for the synthesis of trifluoromethyl aryl ethers

QW Zhang, AT Brusoe, V Mascitti, KD Hesp… - Angewandte …, 2016 - Wiley Online Library
The synthesis of mono‐, di‐, and trifluoromethyl aryl ethers by fluorodecarboxylation of the
corresponding carboxylic acids is reported. AgF2 induces decarboxylation of …

Silver-mediated direct trifluoromethoxylation of α-diazo esters via the− OCF 3 anion

GF Zha, JB Han, XQ Hu, HL Qin, WY Fang… - Chemical …, 2016 - pubs.rsc.org
Silver-mediated direct trifluoromethoxylation of α-diazo esters and ketosteroid was
disclosed. The reactions of alkyl α-diazo arylacetates with AgOCF3 or CF3SO2OCF3/AgF …

Xenon difluoride mediated fluorodecarboxylations for the syntheses of di-and trifluoromethoxyarenes

C Chatalova-Sazepin, M Binayeva, M Epifanov… - Organic …, 2016 - ACS Publications
XeF2 is demonstrated to be a more proficient fluorine-transfer reagent than either NFSI or
Selectfluor in fluorodecarboxylations of both mono-and difluoroaryloxy acetic acid …

Regioselective Synthesis of N‐Heteroaromatic Trifluoromethoxy Compounds by Direct O−CF3 Bond Formation

A Liang, S Han, Z Liu, L Wang, J Li… - … A European Journal, 2016 - Wiley Online Library
The first one‐step method for the synthesis of ortho‐N‐heteroaromatic trifluoromethoxy
derivatives by site‐specific O− CF3 bond formation using hydroxylated N‐heterocycles and …

Synthesis of trifluoromethoxylated (hetero) arenes via OCF3 migration

KN Lee, JW Lee, MY Ngai - Synlett, 2016 - thieme-connect.com
Incorporation of the OCF 3 group into organic molecules, especially aromatic and
heteroaromatic compounds, is recognized as one of the major challenges in synthetic …

Mechanistic studies on intramolecular C–H trifluoromethoxylation of (hetero) arenes via OCF 3-migration

KN Lee, Z Lei, CA Morales-Rivera, P Liu… - Organic & biomolecular …, 2016 - pubs.rsc.org
The one-pot two-step intramolecular aryl and heteroaryl C–H trifluoromethoxylation recently
reported by our group has provided a general, scalable, and operationally simple approach …

A new approach toward the synthesis of 2, 4-bis (fluoroalkyl)-substituted quinoline derivatives using fluoroalkyl amino reagent chemistry

F Aribi, E Schmitt, A Panossian, JP Vors… - Organic Chemistry …, 2016 - pubs.rsc.org
The present work describes the unprecedented use of Fluoroalkyl Amino Reagents (FARs)
to afford 2, 4-bis (fluoroalkyl)-substituted quinoline derivatives in two steps. In contrast to the …