Articles with "pre catalyst" as a keyword



Evolution of Carbonate-Intercalated γ-NiOOH from a Molecularly Derived Nickel Sulfide (Pre)Catalyst for Efficient Water and Selective Organic Oxidation.

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Published in 2023 at "Small"

DOI: 10.1002/smll.202206679

Abstract: The development of a competent (pre)catalyst for the oxygen evolution reaction (OER) to produce green hydrogen is critical for a carbon-neutral economy. In this aspect, the low-temperature, single-source precursor (SSP) method allows the formation of… read more here.

Keywords: pre catalyst; nickel sulfide; intercalated niooh; carbonate intercalated ... See more keywords

The importance of understanding (pre)catalyst activation in versatile C–H bond functionalisations catalysed by [Mn2(CO)10]

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Published in 2024 at "Chemical Science"

DOI: 10.1039/d4sc01215a

Abstract: Mn-catalysed reactions offer great potential in synthetic organic and organometallic chemistry and the success of Mn carbonyl complexes as (pre)catalysts hinges on their stabilisation by strong field ligands enabling Mn(i)-based, redox neutral, catalytic cycles. The… read more here.

Keywords: spectroscopy; pre catalyst; mn2; activation ... See more keywords

A MnNi-Heterometallic Perovskite Hydroxide (Pre)catalyst for Electrochemical Alcohol Oxidation: Insight into the Active Phase

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Published in 2025 at "Journal of Materials Chemistry A"

DOI: 10.1039/d4ta06835a

Abstract: Under deep anodic potential in alkaline conditions, (pre)catalysts undergo dynamic transformations that irreversibly produce hydrated oxides. The phase, oxidation state of the metal, and elemental composition of these oxides largely... read more here.

Keywords: mnni heterometallic; perovskite hydroxide; pre catalyst; heterometallic perovskite ... See more keywords
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Thieme Chemistry Journals Awardees – Where Are They Now? Efficient Cross-Coupling of Secondary Amines/Azoles and Activated (Hetero)Aryl Chlorides Using an Air-Stable DPEPhos/Nickel Pre-Catalyst

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Published in 2017 at "Synlett"

DOI: 10.1055/s-0036-1588806

Abstract: Synthesis and characterization of the new air-stable pre-catalyst (DPEPhos)Ni(2-mesityl)Br (C1) is reported, along with the application of this pre-catalyst in the cross-coupling of secondary amines/azoles with activated (hetero)aryl chlorides to afford tertiary (hetero)anilines. The performance… read more here.

Keywords: pre catalyst; chemistry; hetero; cross ... See more keywords

Synthesis of [(NHC)PdBr2(py)] pre-catalyst and their catalytic applications in the direct arylation of isoxazole and pyrrole derivatives by C(sp2)-H bond functionalization

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Published in 2025 at "Journal of Coordination Chemistry"

DOI: 10.1080/00958972.2025.2493716

Abstract: Abstract In this study, four 1,3-disubstituted imidazolinium salts with functional groups were synthesized as N-heterocyclic carbene ligand precursors. Using these salts, a series of air- and moisture-stable PEPPSI-type (PEPPSI = Pyridine Enhanced Pre-catalyst Preparation Stabilization and Initiation)… read more here.

Keywords: spectroscopy; catalyst; pre catalyst; nhc pdbr2 ... See more keywords

Insights into the Understanding of the Nickel-Based Pre-Catalyst Effect on Urea Oxidation Reaction Activity

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Published in 2024 at "Molecules"

DOI: 10.3390/molecules29143321

Abstract: Nickel-based catalysts are regarded as the most excellent urea oxidation reaction (UOR) catalysts in alkaline media. Whatever kind of nickel-based catalysts is utilized to catalyze UOR, it is widely believed that the in situ-formed Ni3+… read more here.

Keywords: nickel based; catalyst effect; pre catalyst; activity ... See more keywords