Results 11 to 20 of about 1,318 (107)

Biocatalytic Epoxidation Pathway of Oils in Sponge-Like Ionic Liquids Toward CO<sub>2</sub>-Derived Cyclic Carbonate Synthesis. [PDF]

open access: yesChemSusChem
A sustainable chemo‐enzymatic synthesis of poly(cyclic carbonate)s from CO2 and renewable oils is reported for the first time using sponge‐like ionic liquids as reaction media by two sequential steps: epoxidation and CO2 cycloaddition. A sustainable chemo‐enzymatic synthesis of poly(cyclic carbonate)s from CO2 and renewable oils is reported for the ...
Ruiz FJ   +7 more
europepmc   +2 more sources

Benzochromanone and Benzochromene Natural Products: Synthetic Strategies and Total Syntheses. [PDF]

open access: yesChem Rec
This work outlines synthetic strategies for natural products with benzochromanone and benzochromene cores. Key achievements include total syntheses of xanthones, blennolide C, gonytolide C, and teretifolione B. Spirochromanone intermediates, benzyne–furan Diels–Alder reactions, and enzymatic resolution enabled efficient and enantioselective access to ...
Kumamoto T.
europepmc   +2 more sources

Production of biolubricant samples from palm kernel oil using different chemical modification approaches

open access: yesEngineering Reports, 2021
This work focused on the chemical synthesis and characterization of palm kernel oil (PKO) for biolubricant production using transesterification of palm kernel methyl ester with trimethylolpropane (TMP) and epoxidation‐esterification methods.
Samuel O. Egbuna   +4 more
doaj   +1 more source

Flame Retardants [PDF]

open access: yes, 2021
Flame retardants reduce the risk of fire by decreasing the combustion rate and flame propagation in the presence of fire, leading to the prevention and control of fire.

core   +1 more source

Determination of Fatty Acid Methyl Ester Composition of Mango (Mangifera indica L.) Kernel Oil and Tribological Properties of its Triesters

open access: yesJournal of Applied Sciences and Environmental Management, 2023
Conventional process of Soxhlet extraction with n-Hexane was used to extract Mango kernel (Mangifera indica L.) oil for determination of fatty acid methyl ester composition of mango (Mangifera indica L.) kernel oil and tribological properties of its ...
Y. Jethro, A. O. Oyewale, I. Abdulkadir
doaj   +1 more source

Synthesis and Frictional Characteristics of Bio-Based Lubricants Obtained from Fatty Acids of Castor Oil

open access: yesLubricants, 2023
The depletion of oil reserves and concerns about the environmental impact of the use and incorrect disposal of mineral lubricants have been promoting the development of bio-based lubricants.
Paulo Roberto Campos Flexa Ribeiro Filho   +5 more
doaj   +1 more source

Cesium Heteropolyacid Salts: Synthesis, Characterization and Activity of the Solid and Versatile Heterogeneous Catalysts

open access: yesChemistry, 2023
Keggin-type heteropolyacid cesium salts have been regarded as potential candidates for heterogeneous catalytic reactions. This review describes the success of Keggin-type heteropolyacids cesium salts (Cs-HPA salts) as efficient catalysts in various ...
Marcio Jose da Silva   +2 more
doaj   +1 more source

Lignin Functionalization Strategies and the Potential Applications of Its Derivatives – A Review

open access: yesBioResources, 2021
Lignin is one of the most important and widespread carbon sources on Earth. Significant amounts of lignin are delivered to the market by pulp mills and biorefineries, and there have been many efforts to develop routes for its valorization. Over the years,
Maria Juliane Suota   +6 more
doaj   +1 more source

Detoxification of Mycotoxins through Biotransformation

open access: yesToxins, 2020
Mycotoxins are toxic fungal secondary metabolites that pose a major threat to the safety of food and feed. Mycotoxins are usually converted into less toxic or non-toxic metabolites through biotransformation that are often made by living organisms as well
Peng Li   +6 more
doaj   +1 more source

Epoxidized isosorbide-based esters with long alkyl chains as efficient and enhanced thermal stability and migration resistance PVC plasticizers

open access: yesPolymer Testing, 2023
The development of a bio-based plasticizer with good plasticizing performance, migration resistance, and thermal stability for polyvinyl chloride (PVC) is still a notable challenge due to the trade-off between molecular weight and compatibility.
Yu Han   +5 more
doaj   +1 more source

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