Results 51 to 60 of about 10,569 (167)

Application of Diaminium Iodides in Binary Ionic Liquid Electrolytes for Dye-Sensitized Solar Cells

open access: yesInternational Journal of Photoenergy, 2011
N-(2-hydroxyethyl)ethylenediaminium iodides (HEEDAIs) and N-(2-hydroxyethyl)piperazinium iodides (HEPIs) were synthesized, and their thermal properties were analysed.
Yanzhen Yang   +4 more
doaj   +1 more source

Nickel-catalyzed alkyl-arylation of 3,3,3-trifluoropropene

open access: yesCommunications Chemistry, 2022
3,3,3-Trifluoropropene is a cost-efficient precursor for the preparation of trifluoromethylated compounds, but limited methods for its efficient transformation have been reported.
Chang Xu   +3 more
doaj   +1 more source

Indirect electrografting of aryl iodides

open access: yesElectrochemistry Communications, 2019
The electrografting of 4-iodonitrobenzene that is not possible directly is demonstrated while that of 5-iodo-2-amino-pyridine, 4-iodoaniline and iodobenzene is performed with a decrease of overpotential >2 V.
Catherine Combellas   +3 more
doaj   +1 more source

Low-Valent Tungsten Catalyzed Carbonylative Synthesis of Benzoates from Aryl Iodides and Alcohols

open access: yesMolecules
Non-noble metals catalyzed carbonylative reactions serve as straightforward and sustainable methods for the synthesis of functionalized carbonyl-containing compounds.
Feihua Ye   +6 more
doaj   +1 more source

Sulfenamide-enabled ortho thiolation of aryl iodides via palladium/norbornene cooperative catalysis

open access: yesNature Communications, 2019
Poly-substituted aromatic sulfur compounds are part of many pharmaceuticals, agrochemicals and organic materials. Here, the authors developed a sulfenamide-enabled ortho-thiolation of aryl iodides via Pd/norbornene cooperative catalysis for the ...
Renhe Li   +4 more
doaj   +1 more source

Efficient Sonogashira Coupling Reaction Catalyzed by Copper (I) Iodide in the Presence of KF/Al2O3 [PDF]

open access: yesشیمی کاربردی روز, 2009
We have developed a convenient and efficient method for coupling of aryl iodides and bromides with terminal alkynes. The protocol uses CuI as catalyst, 1, 10-phenanthroline as ligand, KF/Al2O3 as base and toluene as solvent.
Rahman Hosseinzadeh   +2 more
doaj   +1 more source

Diagnostic Whole-Body Scan May Not Be Necessary for Intermediate-Risk Patients with Differentiated Thyroid Cancer after Low-Dose (30 mCi) Radioactive Iodide Ablation [PDF]

open access: yesEndocrinology and Metabolism, 2014
BackgroundA diagnostic whole-body scan (WBS) is recommended 6 to 12 months after total thyroidectomy and radioactive iodide ablation in intermediate- or high-risk patients with differentiated thyroid cancer (DTC).
Eon Ju Jeon, Eui Dal Jung
doaj   +1 more source

Electrochemical Functionalization of Graphene‐on‐Cu(111): Reactivity, Onset Potentials, and Mechanistic Insights

open access: yesAdvanced Science
Electrochemical functionalization of graphene facilitates simple and various modifications of graphene properties. However, the scope of the available functional groups and the electrochemical behavior of graphene is not fully understood.
Minhyeok Kim   +4 more
doaj   +1 more source

Part 1. Reduction of S-alkyl-thionocarbonates and related compounds in the presence of trialkylboranes/air

open access: yesBeilstein Journal of Organic Chemistry, 2007
A new, mild, and environment friendly process for the reduction of S-alkyl-thionocarbonates, iodides and related compounds to the corresponding hydrocarbons at room temperature with good to excellent yields is described. This method uses a trialkylborane
Jean Boivin, Van Tai Nguyen
doaj   +1 more source

Visible light-mediated difluoroalkylation of electron-deficient alkenes

open access: yesBeilstein Journal of Organic Chemistry, 2018
A method for the reductive difluoroalkylation of electron-deficient alkenes using 1,1-difluorinated iodides mediated by irradiation with blue light is described.
Vyacheslav I. Supranovich   +4 more
doaj   +1 more source

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