Results 71 to 80 of about 7,821 (247)

A cautionary tale of basic azo photoswitching in dichloromethane finally explained

open access: yesCommunications Chemistry
Many studies of azobenzene photoswitches are carried out in polar aprotic solvents as a first principles characterization of thermal isomerization. Among the most convenient polar aprotic solvents are chlorinated hydrocarbons, such as DCM.
Coral Hillel   +4 more
doaj   +1 more source

Nitrobenzene Hydrogenation to N-phenylhydroxylamine: a New Approach to the Selectivity

open access: yesEurasian Chemico-Technological Journal, 2002
A new approach to resolve the problem of selectivity with respect to N-phenylhydroxylamine in nitrobenzene hydrogenation is proposed. N-phenylhydroxylamine only is the final product of nitrobenzene electroreduction in aprotic media.
S.D. Kushch
doaj   +1 more source

Determination of Enantiomeric Excess in Confined Aprotic Solvent

open access: yesACS Electrochemistry
The validation of the stereochemical purity of synthesized compounds is a requisite for the fine-chemical industry, particularly in the production of enantiopure drug compounds. However, most methodologies employed in the determination of enantiopurity require carefully chosen chiral GC or HPLC columns, increasing associated cost, analysis time, and ...
Emer B. Farrell   +5 more
openaire   +2 more sources

Effect of Aprotic Solvents on the Microtensile Bond Strength of Composite Core and Fiber-Reinforced Composite Posts. [PDF]

open access: yesPolymers (Basel), 2023
Prawatvatchara W   +4 more
europepmc   +1 more source

Synthesis and fluorosolvatochromism of 3-arylnaphtho[1,2-b]quinolizinium derivatives

open access: yesBeilstein Journal of Organic Chemistry, 2016
Cationic biaryl derivatives were synthesized by Suzuki–Miyaura coupling of 3-bromonaphtho[1,2-b]quinolizinium bromide with arylboronic acids. The resulting cationic biaryl derivatives exhibit pronounced fluorosolvatochromic properties.
Phil M. Pithan   +4 more
doaj   +1 more source

Ultrafast fluorescence dynamics of NADH in aprotic solvents: Quasi-static self-quenching unmasked. [PDF]

open access: yesJ Photochem Photobiol A Chem, 2023
Li H   +5 more
europepmc   +1 more source

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