Results 1 to 10 of about 72,007 (341)

Oxygen-doped carbon-supported palladium nanoparticles boost the tandem hydrogenation–acetalization–hydrogenolysis of phenols and diphenyl ethers to cyclohexyl ethers [PDF]

open access: yesNature Communications
The one-pot hydrotreatment of phenols to cyclohexyl ethers is crucial but difficult to achieve for fine chemical synthesis owing to the easy overhydrogenation to cyclohexanols over traditional metal–acid bifunctional catalysts.
Lang Jiang   +9 more
doaj   +2 more sources

Artificial cellulose derivatives are metabolized by select human gut Bacteroidota upon priming with common plant β-glucans [PDF]

open access: yesJournal of Bacteriology
Synthetic ethers of cellulose (β(1,4)-glucan) are widely used in the food and pharmaceutical industry as thickeners, gelling agents, emulsifiers, and stabilizers.
Deepesh Panwar   +3 more
doaj   +2 more sources

Friedel–Crafts reaction of indoles for (3-indolyl)methyl ethers under basic condition: Application in unsymmetrical bis(indolyl)methanes

open access: yesResults in Chemistry, 2021
An efficient process to prepare (3-indolyl)methyl ethers from various indoles and benzaldehydes under basic conditions was reported. The effects of bases, solvents were investigated.
Zubiao Zheng   +6 more
doaj   +1 more source

Efficient synthesis, characterization and electrochemical properties of bis(ferrocenyl) ethers

open access: yesChemistry of Inorganic Materials, 2023
Three different symmetrical ethers derived from formyl ferrocene, acetyl ferrocene and benzoyl ferrocene have been characterized via FT-IR, UV-Visible and 1H NMR spectroscopic techniques. Further, the true nature of bis[phenyl(ferrocenyl)methyl]ether was
S. Dharani   +2 more
doaj   +1 more source

Synthesis of ethers containing 1,3-dioxolane and gem-dichlorocyclopropane fragments

open access: yesТонкие химические технологии, 2021
Objectives. This study aimed to obtain ethers containing gem-dichlorocyclopropane and 1,3-dioxolane fragments and evaluate their cytotoxic properties against HEK293, SH-SY5Y, MCF-7, and A549 cell lines.Methods.
Sh. Sh. Dzhumaev   +5 more
doaj   +1 more source

Experimental and Simulation Studies for Purification and Etherification of Glycerol from the Biodiesel Industry

open access: yesAppliedChem, 2023
In this study, a purification route was applied to crude glycerol and its valorization via etherification was evaluated. Crude glycerol samples were obtained through transesterification reactions of soybean oil with methanol using potassium hydroxide as ...
Silvia S. O. Silva   +4 more
doaj   +1 more source

SnBr2-catalyzed highly selective synthesis of alkyl ethers from monoterpenes

open access: yesComptes Rendus. Chimie, 2020
An efficient and Brønsted acid-free route to synthesize monoterpene ethers was developed using SnBr2 as inexpensive and commercially affordable catalyst.
da Silva, Márcio J.   +2 more
doaj   +1 more source

Synthesis and Characterization of Cellulose Ethers from Screw Pine (Pandanus tectorius) Leaves Cellulose as Food Additives

open access: yesInternational Journal of Technology, 2023
Isolation of cellulose from Screw pine (Pandanus tectorius) leaves and its transformation into cellulose ethers have been successfully conducted. Crystalline cellulose was obtained as a white powder in 40.24% yield from dried Screw pine leaf powder ...
Venty Suryanti   +3 more
doaj   +1 more source

Desoxyhemigossypol 6-methyl ether [PDF]

open access: yesActa Crystallographica Section E Structure Reports Online, 2013
The title sesquiterpene [systematic name: 6-methoxy-10-methyl-7-(propan-2-yl)-2-oxatricyclo[6.3.1.04,12]dodeca-1(11),4,6,8(12),9-pentaen-5-ol], C16H18O3, was isolated from pathogen-infected stele tissue ofGossypium barbadense. There are two molecules in the asymmetric unit and the dihedral angle between their naphthofuran systems is 86.48 (2)°.
Vyacheslav V. Uzbekov   +4 more
openaire   +3 more sources

Probing the C-H Activation of Linear and Cyclic Ethers at (PNP)Ir [PDF]

open access: yes, 2009
Interaction of the amido/bis(phosphine)-supported (PNP)Ir fragment with a series of linear and cyclic ethers is shown to afford, depending on substrate, products of α,α-dehydrogenation (carbenes), α,β-dehydrogenation (vinyl ethers), or decarbonylation ...
Chen, Chun-Hsing   +6 more
core   +1 more source

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