Results 41 to 50 of about 586,305 (334)

Polyphenol alkyl ester inhibits membrane cholesterol domain formation through an antioxidant mechanism based, in nonlinear fashion, on chain length [PDF]

open access: yes, 2017
Under conditions of oxidative stress, cholesterol aggregates into discrete membrane bilayer domains that precipitate the formation of extracellular crystals, a hallmark feature of the advanced atheroma in cardiovascular disease.
Durand, Erwann   +4 more
core   +1 more source

Mechanistic Insights into Nickamine-catalyzed Alkyl-Alkyl Cross-coupling Reactions

open access: yesCHIMIA, 2014
Within the last decades the transition metal-catalyzed cross-coupling of non-activated alkyl halides has significantly progressed. Within the context of alkyl-alkyl cross-coupling, first row transition metals spanning from iron, over cobalt ...
Jan Breitenfeld, Xile Hu
doaj   +1 more source

Methods and Mechanisms for Cross-Electrophile Coupling of Csp2 Halides with Alkyl Electrophiles

open access: yesAccounts of Chemical Research, 2015
Conspectus Cross-electrophile coupling, the cross-coupling of two different electrophiles, avoids the need for preformed carbon nucleophiles, but development of general methods has lagged behind cross-coupling and C–H functionalization.
D. Weix
semanticscholar   +1 more source

Alkylating Agents Stronger than Alkyl Triflates [PDF]

open access: yesJournal of the American Chemical Society, 2004
A new class of potent electrophilic "R(+)" alkylating agents has been developed using weakly nucleophilic carborane anions as leaving groups. These reagents, R(CHB(11)Me(5)X(6)) (R = Me, Et, and i-Pr; X = Cl, Br), are prepared via metathesis reactions with conventional alkylating agents such as alkyl triflates, using the high oxophilicity of silylium ...
Kato, Tsuyoshi   +4 more
openaire   +4 more sources

Novel mitochondrial-targeted alkyl chains act as fungal specific inhibitors of C. neoformans

open access: yesFrontiers in Microbiology
Cryptococcus neoformans is the causal agent of cryptococcal meningitis in immunocompromised patients and increasing instances of anti-fungal resistance have led to investigations into new alternative antifungal targets. For example, C.
Elizabeth S. M. Edrich   +5 more
doaj   +1 more source

Particulate-bound alkyl nitrate pollution and formation mechanisms in Beijing, China [PDF]

open access: yesAtmospheric Chemistry and Physics
Fine particulate matter (PM2.5) samples were collected between November 2020 and October 2021 at the Minzu University of China in Beijing, and the n-alkyl nitrate concentrations in the PM2.5 samples were determined to investigate n-alkyl nitrate ...
J. Yang   +10 more
doaj   +1 more source

Ni/Co-Catalyzed Homo-Coupling of Alkyl Tosylates

open access: yesMolecules, 2019
A direct reductive homo-coupling of alkyl tosylates has been developed by employing a combination of nickel and nucleophilic cobalt catalysts. A single-electron-transfer-type oxidative addition is a pivotal process in the well-established nickel ...
Kimihiro Komeyama   +4 more
doaj   +1 more source

Quantitative analysis and comparison of the physical properties of O-alkyl and S-alkyl monoethers of glycerol

open access: yesJournal of Lipid Research, 1969
A homologous series (C10, C12, C14, C16, C18) of synthetic O-alkyl and S-alkyl ethers of glycerol was analyzed by gas-liquid chromatography (GLC) and thin-layer chromatography (TLC), and examined by IR and n.m.r.
Randall Wood   +2 more
doaj   +1 more source

Effect of Alkyl Side Chain Length on the Lithium-Ion Conductivity for Polyether Electrolytes

open access: yesFrontiers in Chemistry, 2022
The design guidelines of polymer structure to effectively promote lithium-ion conduction within the polymer electrolytes (PEs) are crucial for its practical use.
Ryansu Sai   +4 more
doaj   +1 more source

Harnessing Alkylpyridinium Salts as Electrophiles in Deaminative Alkyl-Alkyl Cross-Couplings.

open access: yesJournal of the American Chemical Society, 2019
A Negishi cross-coupling of alkylpyridinium salts and alkylzinc halides has been developed. This is the first example of alkyl-alkyl bond formation via cross-coupling of an alkyl amine derivative with an unactivated alkyl group, and allows both primary ...
S. Plunkett   +3 more
semanticscholar   +1 more source

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