Results 161 to 170 of about 14,574 (240)

Fatty Acid and Amino Acid Derivatives in Organocatalyzed Michael Additions. [PDF]

open access: yesMolecules
Flis A   +7 more
europepmc   +1 more source

Overview of Photochemical Reactions for the Synthesis of Aza and Oxa‐Spirocyclic Compounds Under Visible Light Irradiation

open access: yesChemistry &Biodiversity, Volume 23, Issue 9, September 2026.
This review presents the visible‐light‐mediated photochemical reaction for the synthesis of aza, oxa, and aza–oxa spirocyclic compounds via photoinduced electron transfer (PET), hydrogen atom transfer (HAT), single‐electron transfer (SET), or energy transfer (EnT) pathways.
Annu Bhardwaj   +4 more
wiley   +1 more source

Semisynthesis of Mycothiazole Analogs having Distinct Bioactivity. [PDF]

open access: yesACS Med Chem Lett
Clarke JG   +13 more
europepmc   +1 more source

Metal‐Free Decarboxylative Allylation of N‐Protected Amino Acids and Carboxylic Acids via Thioxanthone Photocatalysis

open access: yesChemCatChem, Volume 18, Issue 17, 14 September 2026.
A mild, metal‐free photochemical decarboxylative allylic alkylation protocol using inexpensive thioxanthone under blue LEDs couples diverse carboxylic and N‐protected amino acids with Morita–Baylis–Hillman derivatives, offering broad substrate scope and a mechanism supported by radical‐trapping experiments.
Areti N. Karamitrou   +3 more
wiley   +1 more source

The use of multiple liquid chromatography methods augmented by phosphorus-31 nuclear magnetic resonance to characterize the diastereomer composition in synthetic oligonucleotides. [PDF]

open access: yesJ Chromatogr A
Ali M   +12 more
europepmc   +1 more source

Polarity on Demand: Nucleophilic, Electrophilic, and Ambiphilic Reactivity at a 9,10‐Dihydro‐9,10‐Disilaanthracene Platform

open access: yesChemistry – A European Journal, Volume 32, Issue 33, 1 September 2026.
A 9,10‐dihydro‐9,10‐disilaanthracene platform was efficiently synthesized and features intrinsically electrophilic Si sites. Upon stepwise reductive Si─H bond cleavage, these Si sites are converted into nucleophilic centers. This controlled polarity switching also enables ambiphilic reactivity within a homo‐heteroelement framework.
Moritz Schmidt   +4 more
wiley   +1 more source

Multichiral Half-Sandwich Ru(II) and Os(II) Anticancer Complexes Containing a Glutathione Synthesis Inhibitor. [PDF]

open access: yesOrganometallics
Kumari P   +10 more
europepmc   +1 more source

Assessing Benzene Dimer Interactions in Solution With a Molecular Balance

open access: yesChemistry – A European Journal, Volume 32, Issue 33, 1 September 2026.
The Gecko in the ToC was generated with Canva (31.03.2025 11:00 pm), the remaining graphics by the authors. ABSTRACT We present a combined experimental and computational study of a 1,4/1,6‐dibenzyl substituted cyclooctatetraene (COT)‐based molecular balance as a model to assess the benzene dimer interactions in solution.
Marvin H. J. Domanski   +4 more
wiley   +1 more source

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