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Organic Reactions and Their Mechanisms
Unlike inorganic reaction which take place between ions, the organic reactions are basically molecular in nature. An organic reaction takes place by...
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A catalytic alkene insertion approach to bicyclo[2.1.1]hexane bioisosteres
C( sp 3 )-rich bicyclic hydrocarbon scaffolds, as exemplified by bicyclo[1.1.1]pentanes, play an increasingly high-profile role as saturated...
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Influence of DETA on the Tin Promotion of Mesoporous Sn–Ti Catalysts for Cyclohexanone Oxidation by Molecular Oxygen
AbstractA series of Sn–Ti( n )–DETA catalysts were prepared by a simple EISA method assisted by post-treatment of diethylenetriamine (DETA) solution,...
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New 6,19-oxidoandrostan derivatives obtained by biotransformation in environmental filamentous fungi cultures
BackgroundSteroid compounds with a 6,19-oxirane bridge possess interesting biological activities including anticonvulsant and analgesic properties,...
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Keggin-Type Mixed Polyoxomolybdates Catalyzed Cyclohexanone Oxidation by Hydrogen Peroxide: In Situ IR Pyridine Adsorption
AbstractHomogenous cyclohexanone oxidation was catalyzed by a series of Keggin-type polyoxometalates as formula H 3 PMo 12 O 40 , Cs 3 PMo 12 O 40 , CsSnPMo 12 O 40 ...
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Supercritical Carbon Dioxide Mediated Organic Transformations
Supercritical carbon dioxide became an efficient and greener alternative of various toxic organic solvents. Non-toxicity, non-flammability, high...
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Biodegradation of Crude Oil and Biodegradation of Surfactants
Biodegradation can occur in a range of conditions, and it has been discovered that a variety of substrates can be biodegraded. Mineralization, the...
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Unveiling an unexpected superoxide-mediated photooxidation mechanism of squalene monohydroperoxides to squalene hydroperoxy cyclic peroxides through ESR and LC–MS/MS analyses
Lipid cyclic peroxides are a rarely reported and documented class of compounds in the human organism. Recently, we reported the formation of squalene...
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Initial characterization of an iron superoxide dismutase from Thermobifida fusca
Superoxide dismutases (SODs) are enzymes that catalyze the dismutation of the superoxide radical anion into O 2 and H 2 O 2 in a two-step reaction. They...
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Photoinduced Reactions of Metal Carbenes in Organic Synthesis
The photoinduced reactions of metal carbene complexes, particularly Group 6 Fischer carbenes, are comprehensively presented in this chapter with a...
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Advances in contezolid: novel oxazolidinone antibacterial in Gram-positive treatment
PurposeThe principal objective of this project was to review and thoroughly examine the chemical characteristics, pharmacological activity, and...
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Perspective on Lignin Oxidation: Advances, Challenges, and Future Directions
Lignin valorization has gained increasing attention over the past decade. Being the world’s largest source of renewable aromatics, its valorization...
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Catalytic synthesis of phenols with nitrous oxide
The development of catalytic chemical processes that enable the revalorization of nitrous oxide (N 2 O) is an attractive strategy to alleviate the...
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Unravelling key enzymatic steps in C-ring cleavage during angucycline biosynthesis
Angucyclines are type II polyketide natural products, often characterized by unusual structural rearrangements through B- or C-ring cleavage of their...
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Roles of selected non-P450 human oxidoreductase enzymes in protective and toxic effects of chemicals: review and compilation of reactions
This is an overview of the metabolic reactions of drugs, natural products, physiological compounds, and other (general) chemicals catalyzed by flavin...
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Sn-Modified NaY Zeolite Catalysts Prepared by Post-Synthesis Methods for Baeyer–Villiger Oxidation
AbstractThe Sn–NaY zeolite catalysts, Sn–NaY-gas and Sn–NaY-liq, were prepared by two-step post-synthesis methods, through hydrothermal dealumination...
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Stereochemistry of Trivalent Carbon
Carbon is tetravalent and normally forms four covalent bonds involving four bond orbitals each having two electrons.
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Waste Shell Biorefinery: Sustainable Production of Organonitrogen Chemicals
This chapter focuses on sustainable production of organonitrogen chemicals from the concept of a waste shell biorefinery. Chitin waste is naturally...
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Asymmetric Bio-oxidation Using Resting Cells of Rhodococcus rhodochrous ATCC 4276 Mutant QZ-3 for Preparation of (S)-Omeprazole in a Chloroform–Water Biphasic System Using Response Surface Methodology
( S )-Omeprazole is a very effective anti-ulcer medicine that is difficult to be prepared using whole cells at elevated substrate concentrations. In...
