Results 201 to 210 of about 10,338 (283)

Mechanistic and Reactivity Insights into Diboron‐Mediated NN and NN Bond Scission

European Journal of Organic Chemistry, Volume 29, Issue 25, 4 July 2026.
This review highlights the emerging ability of diboron reagents to cleave both π‐bonded (N=N) and σ‐bonded (N—N) nitrogen–nitrogen linkages, integrating mechanistic understanding with recent synthetic applications. Diboron reagents have emerged as versatile reducing agents capable of transforming a broad range of functional groups through pathways like
Raúl Valderrama‐Callejón, Inés Alonso, M. Belén Cid   +2 more
wiley   +1 more source

Reversible Photoswitching of Donor-Acceptor Stenhouse Adducts in Water. [PDF]

J Am Chem Soc
Blandón-Cumbreras FG, Jurtík M, Závodná A, Janovský P, Rouchal M, Vícha R, Pischel U.   +6 more
europepmc   +1 more source

Cross Carbonyl‐Olefin Metathesis of Unactivated Olefins

Advanced Synthesis &Catalysis, Volume 368, Issue 13, 2 July 2026.
A method for the olefination of aryl aldehydes with unactivated alkenes via cross carbonyl‐olefin metathesis is described. Reaction of an aldehyde substrate with a cis−1,2‐disubstituted or monosubstituted olefin using the HBF4 salt of 2,3‐diazabicyclo[2.2.2]octane results in high‐yielding olefination with exclusive trans stereoselectivity. The reaction
Jason Wu, Moisés Vargas‐Peñalver, Tristan H. Lambert   +2 more
wiley   +1 more source

Streamlined Radiosynthesis of [¹⁸F]Fluproxadine (AF78): An Unprotected Guanidine Precursor Enables Efficient One-Step, Automation-Ready Labeling for Clinical Use. [PDF]

Pharmaceutics
Chen X, Ohta K, Kimura H, Yagi Y, Sasaki T, Nose N, Akehi M, Yamane T, Werner RA, Higuchi T.   +9 more
europepmc   +1 more source

Enzyme–MOF Composites: Quantitative Benchmarking and Evaluation of Biocatalyst Performance

Advanced Synthesis &Catalysis, Volume 368, Issue 13, 2 July 2026.
Rigorous evaluation of enzyme@MOF composites requires quantitative benchmarking. This study illustrates this approach by applying and comparing enzyme‐loading and activity‐assessment strategies for two structurally and functionally distinct enzymes, phenolic acid decarboxylase, and cytochrome c.
Annika J. Weber, Maria Alessandra Martini, Esther Mittmann, Hannah P. Seufert, Marc F. Münker, Ilona Wagner, Emily Bevier, Manuel Tsotsalas, Christof M. Niemeyer, Kersten S. Rabe   +9 more
wiley   +1 more source

Photooxidative cleavage of oxazoline-2-thione in protic and aprotic solvents

Bulletin of the Chemical Society of Ethiopia, 1999
Indra Sen Singh
doaj  

Proline-Free Local Turn via N-Oxidation: Crystallographic and Solution Evidence for a Six-Membered N-O⋯H-N Ring. [PDF]

Molecules
Zheng R, Zhao W, Yuan S, Wang T, Lu W, Meng Q, Yang L, Sun D.   +7 more
europepmc   +1 more source

Flow‐Enabled Direct Photochemical Functionalization of Aryl Fluorides

Advanced Synthesis &Catalysis, Volume 368, Issue 13, 2 July 2026.
We report a simple, catalyst‐free method to activate strong carbon–fluorine bonds using UV light in flow. A 3D‐printed microreactor enables controlled irradiation, giving selective functionalization of fluoroarenes. The method forms CC and CP bonds, works on gram scale, and avoids additives or tailored catalysts.
Jesús Sanjosé‐Orduna, Daniele Esposito, Luigi Dolcini, Niccolò Intini, Demi D. Snabilié, Bas de Bruin, Timothy Noël   +6 more
wiley   +1 more source

AI-driven green processing and life cycle assessment for sustainable perovskite solar cells. [PDF]

Nat Commun
Kim HJ, Chen W, Lee JM, Jung HS.
europepmc   +1 more source

Experimental and Computational Elucidation of Protic Redox Reaction Mechanisms

ChemElectroChem, Volume 13, Issue 13, 2 July 2026.
Comparing quantum chemical calculations of redox potentials against experimental data provides a powerful and cost‐effective method for validating proposed protic redox reaction mechanisms, provided that computational and experimental uncertainties are robustly quantified. Molecular design of redox‐active species for applications such as redox sensing,
Lachlan O. Smith, Deborah L. Crittenden
wiley   +1 more source