Results 11 to 20 of about 68,150 (262)

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

Platinum(0)-mediated C–O bond activation of ethers via an SN2 mechanism [PDF]

open access: yes, 2016
A computational study of the C(methyl)–O bond activation of fluorinated aryl methyl ethers by a platinum(0) complex Pt(PCyp3)2 (Cyp = cyclopentyl) (N. A. Jasim, R. N. Perutz, B. Procacci and A. C. Whitwood, Chem.
Jasim, Nasarella A.   +4 more
core   +1 more source

Alloevodionol methyl ether

open access: yesActa Crystallographica Section E Structure Reports Online, 2001
The crystal structure determination of one of the substituted α-chromene components isolated in the hexane extraction of the fruit of the indigenous Australian tree Melicope ellyrana, the methyl ether of the known compound alloevodionol, is reported.
Smith, Graham   +3 more
openaire   +3 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  

CuCl2-catalyzed One-pot Formation of Tetrahydroquinolines from N-Methyl-N-alkylanilines and Vinyl Ethers in the Presence of t-Butylhydroperoxide

open access: yesMolecules, 2006
Tetrahydroquinoline skeletons can be formed by a CuCl2-catalyzed one-potreaction of N-methyl-N-alkylanilines and vinyl ethers in the presence of t-butyl-hydroperoxide.
Yanfeng Jiang   +2 more
doaj   +1 more source

Chlorosphaeropsidone and Epichlorospaeropsidone, Two New Chlorinated Dimedone Methyl Ethers Isolated from Liquid Cultures of «Sphaeropsis sapinea» f. sp. «cupressi»

open access: yesPhytopathologia Mediterranea, 2007
Two new dimedone methyl ethers, named chlorosphaeropsidone and epichlorosphaeropsidone were isolated from the culture filtrates of Sphaeropsis sapinea f. sp. cupressi, the causal agent of a canker of Italian cypress (Cupressus sempervirens L.).
Andrea Motta   +5 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  

A novel synthesis of 2'-hydroxy-1',3'-xylyl crown ethers [PDF]

open access: yes, 1981
Six novel 2' - hydroxy - 1',3' - xylyl crown ethers (8a–e and 13)1 have been synthesized utilizing the allyl group to protect the OH function during the cyclization reaction.
Hall, R.H.   +3 more
core   +4 more sources

Radical and Ionic Mechanisms in Rearrangements of o-Tolyl Aryl Ethers and Amines Initiated by the Grubbs–Stoltz Reagent, Et3SiH/KOtBu

open access: yesMolecules, 2021
Rearrangements of o-tolyl aryl ethers, amines, and sulfides with the Grubbs–Stoltz reagent (Et3SiH + KOtBu) were recently announced, in which the ethers were converted to o-hydroxydiarylmethanes, while the (o-tol)(Ar)NH amines were transformed into ...
Krystian Kolodziejczak   +3 more
doaj   +1 more source

Thioether-catalysed tandem synthesis of furans and cyclic ethers or lactones [PDF]

open access: yes, 2017
Acyclic conjugated ynenediones tethered to an alcohol or carboxylic acid are converted into furanyl-substituted cyclic ethers or lactones in a single step by treatment with the tetrahydrothiophene.
Clark, J. Stephen, Klaus, Verena
core   +1 more source

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