Results 91 to 100 of about 3,507 (204)

Xerogel-Sequestered Silanated Organochalcogenide Catalysts for Bromination with Hydrogen Peroxide and Sodium Bromide

open access: yesMolecules, 2015
While H2O2 is a powerful oxidant, decomposing into environmentally benign H2O and O2, a catalyst is often required for reactions with H2O2 to proceed at synthetically useful rates.
Caitlyn M. Gatley   +4 more
doaj   +1 more source

Antimicrobial Activity of Organoselenium Compounds

open access: yes, 2014
The use of organoselenium reagents as catalysts is a common thread that runs through the chapters of this book, introducing important aspects of the modern organoselenium chemistry: organocatalysis, green chemistry, bioinspiration, antioxidant activity ...
PIETRELLA, Donatella
core  

Synthetic organoselenium compounds as antioxidants: glutathione peroxidase activity

open access: yes, 2000
Organoselenium compounds find applications in organic synthesis, materials synthesis, ligand chemistry and biologically relevant processes. This review deals with the use of various synthetic organoselenium compounds as mimics of glutathione peroxidase ...
Mugesh, Govindasamy   +3 more
core   +1 more source

Selenium-Containing Polysaccharide-Protein Complex in Se-Enriched Ulva fasciata Induces Mitochondria-Mediated Apoptosis in A549 Human Lung Cancer Cells

open access: yesMarine Drugs, 2017
The role of selenium (Se) and Ulva fasciata as potent cancer chemopreventive and chemotherapeutic agents has been supported by epidemiological, preclinical, and clinical studies.
Xian Sun   +3 more
doaj   +1 more source

NMR Spectroscopy of Oriented Organoselenium Compound

open access: yes, 1982
Raman Research Institute, Bangalore-560 080 The use of nmr spectroscopy of oriented molecules In the determination of molecular structure and conformation of organoselenium compounds is presented.Determination of verious spectral parameters Including ...
C. L. KHETRAPAL
core   +1 more source

pH-Dependent Fe (II) pathophysiology and protective effect of an organoselenium compound

open access: yes, 2009
Influence of pH on the extent of lipid peroxidation and the anti-oxidant potential of an organoselenium compound is explored. Acidosis increased the rate of lipid peroxidation both in the absence and presence of Fe (II) in rat’s brain, kidney and liver ...
Hassan, Waseem   +5 more
core   +1 more source

Design, Synthesis and Evaluation of Novel Organoselenium Antioxidants

open access: yes, 2016
Glutathione peroxidase is an antioxidant selenoenzyme that protects against oxidative stress by reducing peroxides in the presence of glutathione, a tripeptide thiol.
McNeil, Nicole Mary Ryan
core   +1 more source

Novel Reactions Using Organoselenium Compounds

open access: yesYAKUGAKU ZASSHI, 2003
AbstractFor Abstract see ChemInform Abstract in Full Text.
openaire   +3 more sources

Synthesis and X-ray structures of new phosphorus-selenium heterocycles with an E-P(Se)-E ' (E, E ' = N, S, Se) linkage

open access: yes, 2010
This work is funded by the EPSRC UKRefluxing a toluene solution of Woollins' reagent, WR, with difunctional aromatic substrates (aryldiamines and aryldithiols) leads to a series of novel five-to seven-membered heterocycles 2a-e, 4a, 4b and 6a-c with an E-
Fuller, Amy L.   +4 more
core   +1 more source

Intramolecularly coordinated organoselenium darivatives : syntheses, structure and reactivity

open access: yes, 2001
Although intramolecularly coordinated organotellurium derivatives have been extensively studied in recent years, the analogous derivatives of selenium have received little attention.
Mugesh, G.   +7 more
core   +1 more source

Home - About - Disclaimer - Privacy