Results 1 to 10 of about 3,603 (218)

Trifluoromethylation‐Induced Lactonization: A Novel Transformation of Unsaturated Carboxylic Acids [PDF]

open access: yesChemistryOpen
Fluorinated drugs are highly important, and one of their common structural motifs is the trifluoromethyl group. As a result, there is an increasing demand for new or improved synthetic pathways toward trifluoromethylated compounds.
Attila M. Remete
doaj   +4 more sources

Heterogeneous Visible‐Light Photocatalysis in Continuous‐Flow: A Synergistic Strategy for Challenging Trifluoromethylation of α, α‐Diaryl Allylic Alcohols via 1,2‐aryl Migration [PDF]

open access: yesAdvanced Science
Trifluoromethyl ketones are valuable scaffolds in drug discovery and material science, but their synthesis is often hindered by the need for prefunctionalized substrates, harsh oxidative conditions, and expensive trifluoromethylating reagents. To address
Peiwen Liu   +3 more
doaj   +3 more sources

Catalytic trifluoromethylation of iodoarenes by use of 2-trifluoromethylated benzimidazoline as trifluoromethylating reagent [PDF]

open access: yesBeilstein Journal of Organic Chemistry, 2020
The trifluoromethylation of iodoarenes was accomplished by use of a 2-trifluoromethylbenzimidazoline derivative as the trifluoromethylating reagent and a catalytic amount of Cu(I) in the presence of 2,2'-bipyridyl as the ligand.
Tatsuhiro Uchikura   +3 more
doaj   +3 more sources

Copper-Catalyzed Trifluoromethylation of Alkoxypyridine Derivatives

open access: yesMolecules, 2020
The trifluoromethylation of aromatic and heteroaromatic cores has attracted considerable interest in recent years due to its pharmacological relevance.
Nandor Gyorfi   +5 more
doaj   +2 more sources

Copper-catalyzed trifluoromethylation of alkenes with an electrophilic trifluoromethylating reagent [PDF]

open access: yesBeilstein Journal of Organic Chemistry, 2013
An efficient method for the copper-catalyzed trifluoromethylation of terminal alkenes with an electrophilic trifluoromethylating reagent has been developed. The reactions proceeded smoothly to give trifluoromethylated alkenes in good to excellent yields.
Xiao-Ping Wang   +4 more
doaj   +3 more sources

Dual-role iron species in photoelectrocatalytic radical trifluoromethylation with trifluoroacetates [PDF]

open access: yesNature Communications
Trifluoromethylation remains a fundamental transformation in drug discovery, underpinning many top-selling pharmaceuticals. Emerging developments in iron ligand-to-metal charge transfer (LMCT) catalysis have redefined fluoroalkylation chemistry by ...
Sara Fernández-García   +4 more
doaj   +2 more sources

Photoorganocatalytic trifluoromethylation of (het)arenes in green conditions [PDF]

open access: yesBeilstein Journal of Organic Chemistry
A sustainable photocatalytic protocol for the trifluoromethylation of (hetero)arenes is reported. The method operates under metal- and base-free conditions using an inexpensive and atom-efficient CF3 source, trifluoroacetic anhydride, in ethyl acetate as
Egor N. Boronin   +8 more
doaj   +2 more sources

Advances in photocatalytic research on decarboxylative trifluoromethylation of trifluoroacetic acid and derivatives [PDF]

open access: yesFrontiers in Chemistry
Trifluoromethylation stands as a pivotal technology in modern synthetic chemistry, playing an indispensable role in drug design, functional material development, and agrochemical innovation.
Fang-Fang Tan   +3 more
doaj   +2 more sources

Synthesis of trifluoromethyl ketones by nucleophilic trifluoromethylation of esters under a fluoroform/KHMDS/triglyme system

open access: yesBeilstein Journal of Organic Chemistry, 2021
A straightforward method that enables the formation of biologically attractive trifluoromethyl ketones from readily available methyl esters using the potent greenhouse gas fluoroform (HCF3, HFC-23) was developed.
Yamato Fujihira   +5 more
doaj   +1 more source

Advances in [18F]Trifluoromethylation Chemistry for PET Imaging

open access: yesMolecules, 2021
Positron emission tomography (PET) is a preclinical and clinical imaging technique extensively used to study and visualize biological and physiological processes in vivo.
Felix Francis, Frank Wuest
doaj   +1 more source

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