Results 61 to 70 of about 24,577,018 (156)

Highly meta-selective halogenation of 2-phenylpyridine with a ruthenium(i) catalyst

open access: yes, 2018
A practical method for PhI(OCOCF3)2 mediated direct meta-C–H monohalogenation of 2-phenylpyridine and its derivatives via an Ru(i) catalyzed reaction is reported.
Naidu Sambasiva Rao   +2 more
core   +1 more source

N-(1,10-Phenanthrolin-5-yl)-4-(2-pyridyl)benzamide monohydrate

open access: yesActa Crystallographica Section E, 2008
In the title molecule, C24H16N4O·H2O, the benzene ring of the 1,10-phenanthroline group and that of the 2-phenylpyridine group are respectively twisted by 67.9 (1) and 15.3 (3)° from the carbamoyl group defined by the plane of the O=
Ken Sakai   +2 more
doaj   +1 more source

A metal-based inhibitor of NEDD8-activating enzyme. [PDF]

open access: yesPLoS ONE, 2012
A cyclometallated rhodium(III) complex [Rh(ppy)(2)(dppz)](+) (1) (where ppy=2-phenylpyridine and dppz=dipyrido[3,2-a:2',3'-c]phenazine dipyridophenazine) has been prepared and identified as an inhibitor of NEDD8-activating enzyme (NAE).
Hai-Jing Zhong   +5 more
doaj   +1 more source

Copper-Catalyzed Amidation of 2-Phenylpyridine with Oxygen as the Terminal Oxidant

open access: yes, 2016
The Cu(OAc)2-catalyzed, O2-mediated amidation of 2-phenylpyridine via C−H bond activation is reported. A variety of nitrogen reagents including sulfonamides, carboxamides, and anilines participate in the reaction in moderate to good ...
Alex John (1554166)   +1 more
core   +1 more source

Investigation of Luminescence Characteristics of Osmium(II) Complexes in the Presence of Heparin Polyanions

open access: yesInternational Journal of Analytical Chemistry, 2013
The luminescence characteristics of six osmium carbonyl complexes with phenanthroline (phen) or bipyridine (bpy) and pyridine (py), 4-phenylpyridine (4-phpy), or triphenylphosphine (PPh3) complexes in the presence of polyanion heparin were studied in ...
Yixi Xie   +6 more
doaj   +1 more source

Real‐time biosensing of Parkinson's disease biomarkers via NIR‐activated upconversion nanoparticles

open access: yesBMEMat, Volume 4, Issue 3, September 2026.
Schematic illustration of the luminescence resonance energy transfer‐driven core‐shell‐shell UCNPs (cssUCNPs@Fluo4) nanoprobe for simultaneous monitoring of Ca²⁺‐temperature dynamics in Parkinson's disease models. Abstract Parkinson's disease (PD) is a progressive neurodegenerative disorder with incompletely understood pathophysiology, necessitating ...
Jialin Liu   +9 more
wiley   +1 more source

Crystal Structure of the Molecular Complex of Silicon Tetrafluoride with 4-Phenylpyridine

open access: yes, 2021
The crystal structure of the silicon tetrafluoride molecular complex with 4-phenylpyridine SiF4 center dot 2ppy has been determined by X-ray diffraction analysis.
Davydova, E. I.   +3 more
core   +1 more source

Synthesis and Antifungal Evaluation of Isoquinoline‐3‐amide Derivatives Containing a Phenoxypyridine Moiety for Plant Protection

open access: yesChemistry &Biodiversity, Volume 23, Issue 9, September 2026.
The splicing of phenoxypyridine moieties to isoquinolin‐3‐carboxylic acid enhanced its biological activity against plant pathogenic fungi. Among target compounds, compound X6 demonstrated significant antifungal activity against Botrytis cinerea in vitro and in vivo assays, Molecular docking, molecular dynamics simulations, as well as SDH enzyme assay ...
Jiayao Zhang   +7 more
wiley   +1 more source

Structure-photoluminescence quenching relationships of iridium(III)- tris(phenylpyridine) complexes

open access: yes, 2012
The synthesis, structural, photophysical, theoretical, and electrochemical characterization of four tris(2-phenylpyridine)-based Ir III complexes are reported.
De Cola L.   +5 more
core   +2 more sources

Coordination‐Driven Direct C─H Metalation of N‐Heterocycles With a Superbasic Co(II) Amide Co(TMP)2

open access: yesAngewandte Chemie, Volume 138, Issue 34, 17 August 2026.
By enabling regioselectivities that are inaccessible with conventional bases, this study introduces a Co(II) amide platform for the deprotonative C─H metalation of sensitive N‐heterocycles. Subsequent interception of the resulting Co(II) intermediates with external oxidants affords a family of sterically congested, TMP‐substituted heterocycles via C─N ...
Na Jin   +3 more
wiley   +1 more source

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