Results 81 to 90 of about 308,337 (203)

Chiral sulfoxide-olefin ligands: tunable stereoselectivity in Rh-catalyzed asymmetric 1,4-additions

open access: yes, 2012
A class of chiral sulfoxide-olefins were designed and synthesized through concise routes. Their applications as ligands in Hayashi-Miyaura reaction were studied, which found that vinyl substituents of the ligands vary in stereocontrolling ability ...
Liao, J (reprint author), Chinese Acad Sci, Chengdu Inst Organ Chem, Chengdu 610041, Peoples R China.   +4 more
core  

Onium ions. 18. Static protonated and exchanging diprotonated ambivalent heteroorganic systems. hydroxylamines, acetone oxime, and dimethyl sulfoxide [PDF]

open access: yes, 1978
Mayr, Herbert   +5 more
core   +1 more source

The Structural Basis of the Activity Cliff in Modafinil-Based Dopamine Transporter Inhibitors

open access: yesBiomolecules
Modafinil analogs with either a sulfoxide or sulfide moiety have improved binding affinities at the human dopamine transporter (hDAT) compared to modafinil, with lead sulfoxide-substituted analogs showing characteristics of atypical inhibition (e.g ...
Kuo-Hao Lee   +3 more
doaj   +1 more source

Methionine Sulfoxide Reduction in Mammals: Characterization of Methionine-\u3ci\u3eR\u3c/i\u3e-Sulfoxide Reductases [PDF]

open access: yes, 2004
Methionine residues in proteins are susceptible to oxidation by reactive oxygen species, but can be repaired via reduction of the resulting methionine sulfoxides by methionine-S-sulfoxide reductase (MsrA) and methionine-R-sulfoxide reductase (MsrB ...
Gladyshev, Vadim, Kim, Hwa-Young
core  

Methionine oxidation products as biomarkers of oxidative damage to proteins and modulators of cellular metabolism and toxicity

open access: yesRedox Biochemistry and Chemistry
Proteins are highly abundant and readily oxidized targets of reactive species formed in biological systems, with these often accounting for greater than 50 % of the dry mass of biological samples.
Michael J. Davies
doaj   +1 more source

Selenium and methionine sulfoxide reduction [PDF]

open access: yes, 2006
Methionine residues in proteins can be readily oxidized to a diastereomeric mixture of methionine sulfoxides by reactive oxygen species. In most organisms, methionine sulfoxides are reversibly and stereospecifically reduced back to methionine by two ...
Gladyshev, Vadim N., Kim, Hwa-Young
core  

Theoretical Studies of the Sulfenate−Sulfoxide Rearrangement

open access: yes, 2016
Theoretical Studies of the Sulfenate−Sulfoxide ...
Daniel J. Pasto (3035751)   +2 more
core   +1 more source

Post-thaw dimethyl sulfoxide reduction in autologous peripheral blood progenitor cell suspensions

open access: yesHematology, Transfusion and Cell Therapy
Background and objectives: Dimethyl sulfoxide has become the most common cryoprotectant used for cryopreservation of hematopoietic progenitor cells because of its efficiency, regardless of its potentially toxic side effects. Its application is considered
Miroslava Jandová   +6 more
doaj   +1 more source

Chiral Sulfoxide Ligands in Catalytic Asymmetric Cyanohydrin Synthesis.

open access: yes, 2003
A novel chiral sulfoxide-containing ligand for the catalytic addition of trimethylsilylcyanide to aldehydes is reported.
Gareth Rowlands (16063778)   +1 more
core   +1 more source

Effects of Octyl Phenyl Sulfoxide on the Hydration of Cement

open access: yes, 2018
Controlling the hydration rate of cement can influence the properties of cement hydrates. Many commercial cement retarders are mainly adopted for slowing down the rate of cement hydration.
Maw Tien Lee   +2 more
core   +1 more source

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