Results 131 to 140 of about 41,336 (320)

Comparative Bioremediation of Tetradecane, Cyclohexanone and Cyclohexane by Filamentous Fungi from Polluted Habitats in Kazakhstan

open access: yesJournal of Fungi
Studying the fates of oil components and their interactions with ecological systems is essential for developing comprehensive management strategies and enhancing restoration following oil spill incidents.
Mariam Gaid   +8 more
doaj   +1 more source

Blocking Orbital π‐Conjugation to Boost Spin‐Orbit Coupling in Carbonyl‐Embedded Polycyclic Heteroaromatic Emitters

open access: yesAngewandte Chemie, EarlyView.
An effective approach, i.e., blocking orbital π‐conjugation via either molecular‐structure distortion or meta‐arrangement of chemical substituents is proposed, to boost spin‐orbit couplings (SOC) in carbonyl‐embedded polycyclic heteroatomic emitters.
Rajat Walia   +7 more
wiley   +2 more sources

Crystal Structure of the (1:1) Addition Compound Cyclohexane-1,4-dione--Diiodoacetylene. [PDF]

open access: bronze, 1965
P. Groth   +4 more
openalex   +1 more source

A Common Active Intermediate in the Oxidation of Alkenes, Alcohols and Alkanes with H2O2 and a Mn(II)/Pyridin‐2‐Carboxylato Catalyst

open access: yesChemCatChem, Volume 15, Issue 1, January 9, 2023., 2023
Manganese oxidation chemistry: In line solution and head space Raman spectroscopy combined with 18O atom tracking reveal a common reactive species in the manganese‐pyridine carboxylic acid catalysed oxidation of alkenes, alkanes and alcohols and unexpected disproportionation of H2O2.
Johann B. Kasper   +9 more
wiley   +1 more source

Aza‐Diphosphazenanes: Inorganic Cyclohexane‐like Connectors with Stereochemically Tunable Exit Vectors for Molecular and Macromolecular Chemistry

open access: yesAngewandte Chemie, EarlyView.
New aza‐diphosphinanes have been prepared and a model has been developed to explain their cis/trans isomerization. Two‐fold oxidation leads to new aza‐diphosphazenanes as robust inorganic connectors with selectable stereochemistry. Polycondensation reactions results in the first inorganic cyclo‐linear polyphosphazenes which have high‐molecular weights ...
Michael A. Land   +4 more
wiley   +2 more sources

Concepts of Heterogeneously Catalyzed Liquid‐Phase Oxidation of Cyclohexene with tert‐Butyl Hydroperoxide, Hydrogen Peroxide and Molecular Oxygen

open access: yesChemCatChem, Volume 15, Issue 1, January 9, 2023., 2023
Cyclohexene oxidation: This concept article provides a broad overview of the recent advances in the selective cyclohexene oxidation over heterogeneous transition metal‐based catalysts using the environmentally benign oxidants tert‐butyl hydroperoxide, H2O2 and molecular O2.
Julia Büker   +2 more
wiley   +1 more source

Experimental Data and Thermodynamics Modeling (eNRTL and mUNIFAC) of the (Cyclohexane + Benzene + N,N-Dimethylformamide + Sodium Thiocyanate) Systems

open access: yesChemEngineering
This study investigates the liquid–liquid equilibrium (LLE) of a cyclohexane (1) + benzene (2) + [N,N-dimethylformamide + sodium thiocyanate] (3) system.
Stephanie Lenhare   +8 more
doaj   +1 more source

Controlled Catalysis Delivering High Molecular Weight Polyesters as Recyclable Alternatives to Polystyrenes

open access: yesAngewandte Chemie, EarlyView.
This work exemplifies how to make high molar mass ring opening copolymerization (ROCOP) polyesters as engineering plastics, informing upon their thermal and mechanical properties. Leading polyesters, prepared by epoxide/anhydride ROCOP, show high glass transition temperatures and tensile and flexural strengths, matching or exceeding polystyrene ...
Nora Jannsen   +4 more
wiley   +2 more sources

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