Results 171 to 180 of about 24,253 (308)

Bypassing Oxidative Addition: Steric Control in Aryl Iodide Activation at Rh(I) Promotes an Open‐Shell Rh(II) Pathway

open access: yesChemistryEurope, Volume 4, Issue 5, May 2026.
Steric hindrance in a bulky PCP pincer complex switches Rh(I) aryl‐iodide activation from the classical two‐electron oxidative addition route to a one‐electron pathway, yielding a paramagnetic RhIII complex and the aryl radical. The latter reacts with benzene to form biphenyl and a Rh(III) hydride.
Cecilia Mariel Gallego   +5 more
wiley   +1 more source

Trypanocidal Effects of Polyprenylated Benzophenone Enriched Brazilian Red Propolis Extract and Its Isolated Constituent. [PDF]

open access: yesChem Biodivers
Oliveira ND   +9 more
europepmc   +1 more source

Ceramidonines, Fused 3,9‐Diazaperylenes, and Related Compounds: From Synthesis to Physicochemical Properties and Evaluation as Inhibitors of PIM Kinases

open access: yesChemistryEurope, Volume 4, Issue 5, May 2026.
Ceramidonines, benzo‐fused 3,9‐diazaperylenes and related compounds were synthesized, and their properties studied. Substituted ceramidonines were synthesized by cyclization of 1‐(arylamino)anthraquinones under acidic conditions. These key intermediates were prepared either by copper‐promoted N‐arylation of 1‐aminoanthraquinone with iodoarenes or, more
Ahlem N. Khelf‐Maghraoui   +15 more
wiley   +1 more source

Nephrotoxic Effects of Endocrine-Disrupting Chemicals: A Systematic Review. [PDF]

open access: yesCureus
Ahmed AE   +9 more
europepmc   +1 more source

A Gallium(I) β‐Amido‐Imino‐Phosphorane: A Five‐Membered N‐Heterocyclic Gallylene with Enhanced Nucleophilicity

open access: yesChemistryEurope, Volume 4, Issue 5, May 2026.
By introducing β‐amino‐imino‐phosphoranes (BAIPs) as a new class of strongly electron‐donating N,N’‐chelates, an N‐heterocyclic gallylene (NHGa) with enhanced nucleophilicity is obtained. The new NHGa is readily synthesized, and the ligand features potent 1H and 31P NMR probes for reaction control.
Aylin Nagel   +3 more
wiley   +1 more source

Sonochemical degradation of triclosan, benzophenone-1 and benzophenone -3 in Water

open access: yes, 2019
RESUMEN: Degradation of triclosan, benzophenone 1, and benzophenone 3 by multifrequency ultrasound was studied at high frequencies. Frequency effect on initial degradation rates was analyzed and an optimum frequency was found. Power density effect was also analyzed. A reaction mechanism was proposed and reaction kinetics were found.
openaire   +1 more source

Repurpose an FDA‐Approved Antibody Using DARPin‐Scaffolded Bridge Protein

open access: yesChemistry–Methods, Volume 6, Issue 5, May 2026.
The cell line and scalable upstream/downstream process development needed for every new monoclonal antibody are both highly expensive and time‐consuming, significantly increasing the cost of new antibody therapeutics. By contrast, the production of many synthetic binders can be accomplished rapidly and with lower production costs.
Michael Woolley   +4 more
wiley   +1 more source

Urinary levels of phenolic compounds in women working in beauty salons. [PDF]

open access: yesSci Rep
Moradi M   +6 more
europepmc   +1 more source

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