A Common Active Intermediate in the Oxidation of Alkenes, Alcohols and Alkanes with H2O2 and a Mn(II)/Pyridin‐2‐Carboxylato Catalyst
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DOI: 10.1002/cctc.202201072
Abstract: The mechanism and the reactive species involved in the oxidation of alkenes, and alcohols with H2O2, catalysed by an in situ prepared mixture of a MnII salt, pyridine‐2‐carboxylic acid and a ketone is elucidated using substrate… read more here.
Keywords: oxidation; oxidation alkenes; reactive species; active intermediate ... See more keywords
A further step to sustainable palladium catalyzed oxidation: Allylic oxidation of alkenes in green solvents
Sign Up to like & getrecommendations! Published in 2021 at "Applied Catalysis A: General"
DOI: 10.1016/j.apcata.2021.118349
Abstract: Abstract The palladium catalyzed oxidation of alkenes with molecular oxygen is a synthetically important reaction which employs palladium catalysts in solution; therefore, a solvent plays a critical role for the process. In this study, we… read more here.
Keywords: oxidation; green solvents; palladium catalyzed; oxidation alkenes ... See more keywords
Gas-phase thermal explosions in catalytic direct oxidation of alkenes
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Loss Prevention in The Process Industries"
DOI: 10.1016/j.jlp.2020.104097
Abstract: Abstract The metal-based catalytic oxidation of alkenes to the corresponding epoxides is playing a significant role in the modern chemical industry. Nevertheless, these key processes are still lacking proper understanding with respect to the gas-phase… read more here.
Keywords: gas phase; oxidation alkenes; direct oxidation; oxidation ... See more keywords
Modification of MnFe2O4 surface by Mo (VI) pyridylimine complex as an efficient nanocatalyst for (ep)oxidation of alkenes and sulfides
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Molecular Liquids"
DOI: 10.1016/j.molliq.2021.115690
Abstract: Abstract In this current paper, we report a new type of heterogeneous molybdenum (+6) complex, prepared by covalent grafting of cis-dioxo‑molybdenum (VI) pyridylimine complex on the surface of MnFe2O4 nanoparticles (NP) and characterized using various… read more here.
Keywords: oxidation; alkenes sulfides; oxidation alkenes; pyridylimine complex ... See more keywords
Immobilization of (l)-valine and (l)-valinol on SBA-15 nanoporous silica and their application as chiral heterogeneous ligands in the Cu-catalyzed asymmetric allylic oxidation of alkenes
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DOI: 10.1039/d1nj02580e
Abstract: Chiral heterogeneous ligands AL*-i-Pr-SBA-15 and AA*-i-Pr-SBA-15 were synthesized and then used in Cu-catalyzed asymmetric allylic oxidation of alkenes. Allylic esters with moderate enantiomeric excess and good yields were obtained. read more here.
Keywords: chiral heterogeneous; catalyzed asymmetric; asymmetric allylic; heterogeneous ligands ... See more keywords
Enzymatic Control over Reactive Intermediates Enables Direct Oxidation of Alkenes to Carbonyls by a P450 Iron-Oxo Species
Sign Up to like & getrecommendations! Published in 2022 at "Journal of the American Chemical Society"
DOI: 10.26434/chemrxiv-2022-6lpjf
Abstract: The aerobic oxidation of alkenes to carbonyls is an important and challenging transformation in synthesis. Recently, a new P450-based enzyme (aMOx) has been evolved in the laboratory to directly oxidize styrenes to their corresponding aldehydes… read more here.
Keywords: oxidation alkenes; oxo species; iron oxo; control ... See more keywords