Results 61 to 70 of about 85,201 (161)

Anaerobic reductive dehalogenation of trichloroethylene in unacclimated freshwater sediments

open access: yes, 2001
Currently, “halorespiration” dominates the environmental engineering and microbiological literature as an explanation for the occurrence of microbially mediated reductive dehalogenation in the environment.
Ridgway, Robin Mills
core   +1 more source

Surface Ligand Engineering in Quantum Dot Photocatalysis: Mechanisms, Design Principles, and Applications

open access: yesAdvanced Chemical Engineering, Volume 1, Issue 2, December 2026.
Surface ligands govern quantum dot photocatalysis through thermodynamic band‐edge tuning, kinetic charge‐transfer regulation, and microenvironmental control. Rational ligand engineering, using short‐chain, inorganic, conjugated, or dual‐ligand systems, enables efficient solar fuel production, selective organic transformations, environmental remediation,
Yali Weng   +5 more
wiley   +1 more source

Interfacial hydride transfer for dehalogenation with water

open access: yesNature Communications
Reductive dehalogenation of organohalides through hydrodehalogenation with water is critical for environmental and chemical industries. Conventional hydrodehalogenation proceeds via electron transfer pathways (e.g., stepwise electron/hydrogen radical ...
Li Gong   +8 more
doaj   +1 more source

Dehalogenation of organic compounds by reductive radicals [PDF]

open access: yes, 2010
-Radiolysis and measurements of halide ions by means of ion chromatography have been employed to investigate reductive dehalogenation of chloro-, bromo-, and iodophenols, halogenated aliphatic compounds and 5-bromouracil by carbon-centred radicals, •CH(CH3)OH, •CH2OH, and •CO2, in air-free aqueous solutions in the presence of ethanol, methanol or ...
Matasović, Brunislav   +1 more
openaire   +1 more source

Pyridine‐2‐Sulfinate as a Bifunctional SO2 Transfer Reagent; Unlocking Structurally Diverse, Ortho‐Functionalized Masked Sulfinates

open access: yesAdvanced Synthesis &Catalysis, Volume 368, Issue 21, 3 November 2026.
The commercially available 2‐pyridyl “Willis’ sulfinate” is demonstrated as an efficient SO2 transfer reagent (STR) providing single‐step access to a 2‐pyridyl masked sulfinate from (hetero)aryl bromides and iodides. Following installation, the pyridyl auxiliary delivers ortho‐selective functionalization via chelate‐assisted CH activation, providing a ...
Keegan McKibbon   +5 more
wiley   +1 more source

Metagenomic 16S rRNA analysis and predictive functional profiling revealed intrinsic organohalides respiration and bioremediation potential in mangrove sediment

open access: yesBMC Microbiology
Background Mangrove sediment microbes are increasingly attracting scientific attention due to their demonstrated capacity for diverse bioremediation activities, encompassing a wide range of environmental contaminants.
Sultan M. Alsharif   +3 more
doaj   +1 more source

Reductive dehalogenation of iopromide by zero-valent iron

open access: yesWater Science and Technology, 2008
Iodinated X-ray contrast media (ICM), as derivatives of 2, 4, 6-triiodo benzoic acid, are applied in high doses to humans and are excreted unchanged via urine within 24 h. Common as well as advanced wastewater treatment is not able to remove the iodinated compounds leading to an environmental pollution.
M, Stieber, A, Putschew, M, Jekel
openaire   +2 more sources

Enabling Cross‐Coupling Reactivity of α‐Pentafluorosulfanyl Compounds with a Thermally Stable Organozinc α‐SF5 Reagent

open access: yesChemistry – A European Journal, Volume 32, Issue 41, 3 November 2026.
This work describes the first example of a thermally stable α‐SF5 organometallic reagent, which allows for extensive downstream functionalization by allylation and acylation reactions under copper catalysis, as well as palladium‐catalyzed Negishi‐type cross‐coupling conditions up to 96% yield. In silico analysis shines initial light on the requirements
Lujie Xu, David Rombach
wiley   +1 more source

The effect of sulfide on the reductive dehalogenation of tetrachloroethylene

open access: yes, 1999
One of the potential variables that appears to play a major role in the development and dehalogenation ability of bacterial cultures is the external reductant employed in the research to reduce the liquid anaerobic medium. In this research, the effect of
Holden, Robert Watson
core   +1 more source

Reactivity of Aryl Halides for Reductive Dehalogenation in (Sea)water Using Polymer-Supported Terpyridine Palladium Catalyst

open access: yesMolecules, 2015
A polymer-supported terpyridine palladium complex was prepared. The complex was found to promote hydrodechlorination of aryl chlorides with potassium formate in seawater. Generally, reductive cleavage of aryl chlorides using transition metal catalysts is
Toshimasa Suzuka   +3 more
doaj   +1 more source

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