Articles with "carbonyl" as a keyword



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Theoretical analysis of frontier orbitals, electronic transitions, and global reactivity descriptors of M(CO)4L2 type metal carbonyl complexes: a DFT/TDDFT study

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Published in 2018 at "Structural Chemistry"

DOI: 10.1007/s11224-018-1231-0

Abstract: Metal carbonyl complexes, which have been known as effective catalysts since early days, find use in many fields both directly and indirectly. Although the use of metal carbonyl complexes as bio-probe and protein labeling agent… read more here.

Keywords: metal carbonyl; carbonyl complexes; reactivity; theoretical analysis ... See more keywords
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Dehydrogenase/reductase activity of human carbonyl reductase 1 with NADP(H) acting as a prosthetic group.

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Published in 2019 at "Biochemical and biophysical research communications"

DOI: 10.1016/j.bbrc.2019.11.090

Abstract: Carbonyl reductase 1 (CBR1) is an NADP-dependent enzyme that exerts a detoxifying role, which catalyses the transformation of carbonyl-containing compounds. The ability of CBR1 to act on adducts between glutathione and lipid peroxidation derived aldehydes… read more here.

Keywords: reductase; prosthetic group; carbonyl reductase; cbr1 ... See more keywords
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Pyrolysis-temperature depended quinone and carbonyl groups as the electron accepting sites in barley grass derived biochar.

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Published in 2019 at "Chemosphere"

DOI: 10.1016/j.chemosphere.2019.05.225

Abstract: Biochar has been proven to possess the electron transfer property that can participate in the biogeochemical redox reaction in the environment. In this study, the electron accepting capacities (EACs) of the barley grass biochars produced… read more here.

Keywords: temperature; electron accepting; pyrolysis temperature; spectroscopy ... See more keywords
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Insoluble dietary fibre scavenges reactive carbonyl species under simulated physiological conditions: The key role of fibre-bound polyphenols.

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Published in 2021 at "Food chemistry"

DOI: 10.1016/j.foodchem.2021.129018

Abstract: Polyphenols bound to insoluble fibre may scavenge reactive carbonyl species by surface chemical reactions. In the present study, this hypothesis was tested by investigating the ability of bound-polyphenol rich insoluble dietary fibre (BP-IDF) isolated from… read more here.

Keywords: idf; reactive carbonyl; fibre; bound ... See more keywords
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Coordination chemistry of thioether-carboranes in polynuclear metal carbonyl cluster complexes. B-H activation of thioether-carboranes by dirhenium carbonyl complexes

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Published in 2017 at "Journal of Organometallic Chemistry"

DOI: 10.1016/j.jorganchem.2017.09.004

Abstract: Abstract Two new dirhenium compounds Re2(CO)8[μ-η2-1,3-C2B10H10(1-SCH3)](μ-H), 1 (3.2 % yield) and Re2(CO)8[μ-η2-1,4-C2B10H10(1-SCH3)](μ-H), 2 (31 % yield) were obtained from the reaction of closo-o-(1-SCH3)C2B10H11 with Re2(CO)8[μ-η2-C(H)C(H)Bun](μ-H) in an octane solution heated to reflux. Both compounds contain… read more here.

Keywords: re2; thioether carboranes; chemistry; sch3 ... See more keywords
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Experimental and theoretical insights into spectroscopy and electrochemistry of Re(I) carbonyl with oxazoline-based ligand

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Published in 2019 at "Polyhedron"

DOI: 10.1016/j.poly.2019.06.047

Abstract: Abstract Structural, spectroscopic and electrochemical properties of a novel rhenium(I) carbonyl complex with oxazoline-based ligand, 2-(4,5-dihydro-2-oxazolyl)quinoline (quinox), are discussed herein. The molecular formula of the title compound fac–[ReCl(CO)3(quinox)] was determined by X-ray analysis and confirmed… read more here.

Keywords: electrochemistry; spectroscopy; based ligand; oxazoline based ... See more keywords
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Dinickel catalyzed carbonylation reactions using metal carbonyl reagents as CO sources

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Published in 2019 at "Tetrahedron"

DOI: 10.1016/j.tet.2019.04.064

Abstract: Abstract Dinickel complexes promote stoichiometric Pauson–Khand reactions of enynes and CO (g). However, catalytic turnover is precluded by the strong binding of CO to the Ni2 active site. This article describes the use of M(CO)x… read more here.

Keywords: carbonylation reactions; reactions using; dinickel catalyzed; catalyzed carbonylation ... See more keywords
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Catalytic Enantioselective Carbonyl Allylation and Propargylation via Alcohol-Mediated Hydrogen Transfer: Merging the Chemistry of Grignard and Sabatier.

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Published in 2017 at "Accounts of chemical research"

DOI: 10.1021/acs.accounts.7b00308

Abstract: Merging the characteristics of transfer hydrogenation and carbonyl addition, we have developed a new class of catalytic enantioselective C-C bond formations. In these processes, hydrogen transfer between alcohols and π-unsaturated reactants generates carbonyl-organometal pairs that… read more here.

Keywords: addition; hydrogen; bond; chemistry ... See more keywords

Molecular Carbonyl Insertion as the Homogeneous Catalysis Mechanism for Transesterification of Dimethyl Terephthalate with Ethylene Glycol

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Published in 2021 at "Industrial & Engineering Chemistry Research"

DOI: 10.1021/acs.iecr.0c05188

Abstract: Carbonyl insertion is identified and computationally quantified as a mechanism for homogeneous organotin catalysis of transesterification. Organotin species are widely used catalysts for reactions ... read more here.

Keywords: carbonyl insertion; transesterification; catalysis; mechanism ... See more keywords
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Inverted Ligand Field in a Pentanuclear Bow Tie Au/Fe Carbonyl Cluster.

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Published in 2022 at "Inorganic chemistry"

DOI: 10.1021/acs.inorgchem.1c03386

Abstract: Gold chemistry has experienced in the last decades exponential attention for a wide spectrum of chemical applications, but the +3 oxidation state, traditionally assigned to gold, remains somewhat questionable. Herein, we present a detailed analysis… read more here.

Keywords: chemistry; carbonyl; pentanuclear bow; gold ... See more keywords
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CO Release from N,C,S-Pincer Iron(III) Carbonyl Complexes Induced by Visible-to-NIR Light Irradiation: Mechanistic Insight into Effects of Axial Phosphorus Ligands.

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Published in 2018 at "Inorganic chemistry"

DOI: 10.1021/acs.inorgchem.8b01407

Abstract: Light-induced CO release from newly synthesized N,C,S-pincer iron(III) carbonyl complexes with two phosphorus ligands- trans-[Fe(L-κ3 N,C,S)(CO)(PR2R')2]PF6 ([1]PF6, R = Me, R' = Ph; [2]PF6, R = R' = Me; [3]PF6, R = R' = OEt)-were… read more here.

Keywords: pf6; pf6 pf6; carbonyl complexes; iii carbonyl ... See more keywords