Results 41 to 50 of about 291,669 (391)

The ethanolamide metabolite of DHA, docosahexaenoylethanolamine, shows immunomodulating effects in mouse peritoneal and RAW264.7 macrophages: evidence for a new link between fish oil and inflammation [PDF]

open access: yes, 2011
Several mechanisms have been proposed for the positive health effects associated with dietary consumption of long-chain n-3 PUFA (n-3 LC-PUFA) including DHA (22 : 6n-3) and EPA (20 : 5n-3).
Attya, M.   +8 more
core   +3 more sources

Nitromethane as a nitrogen donor in Schmidt-type formation of amides and nitriles

open access: yesScience, 2019
Sourcing nitrogen from nitromethane Nitromethane is produced in bulk quantities for use as a solvent. Its applications as a reagent have focused mainly on the acidity of the methyl protons en route to modifying the carbon center. Liu et al. now report an
Jianzhong Liu   +8 more
semanticscholar   +1 more source

Amide-Amide and Amide-Water Hydrogen Bonds: Implications for Protein Folding and Stability [PDF]

open access: yesJournal of the American Chemical Society, 1994
Amide-amide hydrogen bonds have been implicated in directing protein folding and enhancing protein stability. Inversion transfer (13)C NMR spectroscopy and IR spectroscopy were used to compare the ability of various amide solvents and of water to alter the rate of the cis-trans isomerization of the prolyl peptide bond of Ac-Gly-[β,δ-(13)C]Pro-OMe and ...
Ronald T. Raines, Eric S. Eberhardt
openaire   +3 more sources

Synthesis and characterization of mixed Amides-Imines and Amides-Azo Compound derived from Chrysanthemic acid and trimethoprim and study their biological activities [PDF]

open access: yesمجلة جامعة الانبار للعلوم الصرفة, 2017
Chrysanthemic acid, Trimethoprim, amides, Imines and azo compound : all found to have enormous biological activities in different directions such as medical , pharmaceutical pesticidal …etc.
Mohammad F. Mesher   +2 more
doaj   +1 more source

Reactions of (-)-sparteine with alkali metal HMDS complexes : conventional meets the unconventional [PDF]

open access: yes, 2009
Conventional (-)-sparteine adducts of lithium and sodium 1,1,1,3,3,3-hexamethyldisilazide (HMDS) were prepared and characterised, along with an unexpected and unconventional hydroxyl-incorporated sodium sodiate, [(-)-sparteine·Na(-HMDS)Na·(-)-sparteine]+[
Alan R. Kennedy   +27 more
core   +1 more source

Amide nitrogen pyramidalization changes lactam amide spinning [PDF]

open access: yesNature Communications, 2019
AbstractAlthough cis-trans lactam amide rotation is fundamentally important, it has been little studied, except for a report on peptide-based lactams. Here, we find a consistent relationship between the lactam amide cis/trans ratios and the rotation rates between the trans and cis lactam amides upon the lactam chain length of the stapling side-chain of
Yuko Otani   +8 more
openaire   +3 more sources

Degradation of epoxy coatings under gamma irradiation [PDF]

open access: yes, 2013
Epoxy networks based on Diglycidyl ether of bisphenol A (DGEBA) and cured with Jeffamines (POPA) or polyamidoamine (PAA) were gamma irradiated at 25 1C in air. Dose rates of 50, 200 or 2000 Gy h- 1 for doses up 100 kGy were used.
DJOUANI, Fatma   +4 more
core   +5 more sources

Highly selective transition-metal-free transamidation of amides and amidation of esters at room temperature

open access: yesNature Communications, 2018
Amide chemistry has an essential role in the synthesis of high value molecules, such as pharmaceuticals, natural products, and fine chemicals. Over the past years, several examples of transamidation reactions have been reported.
Guangchen Li, M. Szostak
semanticscholar   +1 more source

The Tautomerism of the Amides [PDF]

open access: yesThe Journal of Physical Chemistry, 1916
n ...
Lubs, H. A., Acree, S. F.
openaire   +2 more sources

Synthesis and anion recognition properties of shape-persistent binaphthyl-containing chiral macrocyclic amides

open access: yesBeilstein Journal of Organic Chemistry, 2012
We report on the synthesis and characterization of novel shape-persistent, optically active arylamide macrocycles, which can be obtained using a one-pot methodology.
Marco Caricato   +5 more
doaj   +1 more source

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