Results 41 to 50 of about 1,375 (174)

Photochemical Transformations with Iodine Azide after Release from an Ion-Exchange Resin [PDF]

open access: yes, 2020
This report discloses the photochemical homolytic cleavage of iodine azide after its formation following release from polymer-bound bisazido iodate(I) anions.
Dräger, Gerald   +3 more
core   +2 more sources

Degradation of Plastics - A Brief Review [PDF]

open access: yes, 2023
Plastics have been indispensable to humans because of their widespread applications due to their favorable mechanical and physical properties. Hence, the increasing demand for their production, coupled with their non-biodegradability, has drawn public ...
Jeffrey Ken B. Balangao
core   +1 more source

Direct introduction of nitrogen and oxygen functionality with spatial control using copper catalysis. [PDF]

open access: yes, 2018
Synthetic chemists have spent considerable effort optimizing the synthesis of nitrogen and oxygen containing compounds through a number of methods; however, direct introduction of N- and O-functionality remains challenging.
Fisher, David J   +4 more
core  

Electrosynthesis of Bioactive Chemicals, From Ions to Pharmaceuticals

open access: yesAdvanced Functional Materials, Volume 36, Issue 16, 23 February 2026.
This review discusses recent advances in electrosynthesis for biomedical and pharmaceutical applications. It covers key electrochemical materials enabling precise delivery of ions and small molecules for cellular modulation and disease treatment, alongside catalytic systems for pharmaceutical synthesis.
Gwangbin Lee   +4 more
wiley   +1 more source

Synthesis And Characterization Of (pyNO−)2GaCl: A Redox-Active Gallium Complex [PDF]

open access: yes, 2018
We report the synthesis of a gallium complex incorporating redox-active pyridyl nitroxide ligands. The (pyNO−)2GaCl complex was prepared in 85% yield via a salt metathesis route and was characterized by 1H and 13C NMR spectroscopies, X-ray diffraction ...
Carroll, P. J.   +5 more
core   +2 more sources

Liquid Chromatography Analysis of Reactive Oxoammonium Cations [PDF]

open access: yes, 2021
This study presents the first liquid chromatography method for the quantitative and qualitative analysis of highly reactive oxoammonium cations based on a simple derivatization reaction.
Burges, Rene   +5 more
core   +1 more source

Cyclopropenes in Photochemical Reactions

open access: yesChemistry – A European Journal, Volume 32, Issue 3, 16 January 2026.
The photochemical side of cyclopropenes. Cyclopropenes are valuable synthetic tools in organic chemistry. In particular, this review focuses on the photochemistry of cyclopropenes. The reactivity of cyclopropenes excited by irradiation is discussed showing their unique potential for organic synthesis.
David Suárez‐García   +2 more
wiley   +1 more source

Detecting In Vivo Free Radicals in Various Disease Models [PDF]

open access: yes, 2018
In vivo free radical imaging in pre-clinical models of disease is now possible. Free radicals have traditionally been characterized by ESR or EPR spin trapping spectroscopy.
Smith, Nataliya, Towner, Rheal A.
core   +1 more source

Recent Progress on Photoelectrochemical Organic Upgrading: A Review from Direct and Indirect Charge Transfer Pathway

open access: yesAdvanced Energy Materials, Volume 15, Issue 48, December 23, 2025.
Photoelectrochemical (PEC) organic upgrading at the anode, coupled with hydrogen evolution at the cathode, presents a promising strategy for enhancing solar energy utilization while simultaneously generating value‐added chemicals. An overview of directional photoanodic conversion of organic substrates is presented, distinctively with an eye to the ...
Cheng Lin   +3 more
wiley   +1 more source

TEMPO-derived spin labels linked to the nucleobases adenine and cytosine for probing local structural perturbations in DNA by EPR spectroscopy

open access: yesBeilstein Journal of Organic Chemistry, 2015
Three 2´-deoxynucleosides containing semi-flexible spin labels, namely TA, UA and UC, were prepared and incorporated into deoxyoligonucleotides using the phosphoramidite method.
Dnyaneshwar B. Gophane   +1 more
doaj   +1 more source

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