Results 1 to 10 of about 4,485 (129)

2-Phenylpyridine Derivatives: Synthesis and Insecticidal Activity against Mythimna separata, Aphis craccivora, and Tetranychus cinnabarinus [PDF]

open access: yesMolecules, 2023
The increase in the insecticide resistance of pests, such as Mythimna separata, Aphis craccivora Koch, and Tetranychus cinnabarinus, necessitates the development of new heterocyclic compounds with high insecticidal activity.
Wenliang Zhang   +2 more
doaj   +2 more sources

Ruthenium(η6,η1-arene-CH2-NHC) Catalysts for Direct Arylation of 2-Phenylpyridine with (Hetero)Aryl Chlorides in Water [PDF]

open access: yesMolecules, 2018
A series of new benzimidazolium halides were synthesized in good yields as unsymmetrical N-heterocyclic carbene (NHC) precursors containing the N–CH2–arene group.
Nazan Kaloğlu   +4 more
doaj   +2 more sources

Tunable Reversible Photochromic Ultralong Organic Phosphorescence via a Universal Phenylpyridine Noncovalent Assembly Strategy. [PDF]

open access: yesAdv Sci (Weinh)
A concise supramolecular assembly strategy using α‐cyclodextrin and phenylpyridine derivatives affords dual‐functional materials with switchable multicolor photochromism and tunable ultralong organic phosphorescence, offering new platforms for various photonic applications. ABSTRACT Supramolecular photochromic materials capable of reversible alteration
Bai X   +8 more
europepmc   +2 more sources

Antiviral Effects of Novel 2-Benzoxyl-Phenylpyridine Derivatives

open access: yesMolecules, 2020
Coxsackievirus B3 (CVB3) is the most common cause of acute and chronic viral myocarditis, primarily in children, while human adenovirus infections represent a significant cause of morbidity and mortality worldwide, in people of all ages.
Yanhong Wei, Kanghong Hu
exaly   +3 more sources

Heteroaryl derivatives for hole-transport layers improve thermal stability of perovskite solar cells [PDF]

open access: yesNature Communications
The thermal stability of perovskite solar cells (PSCs) remains a critical challenge for their integration into power grid applications. Here, we report the thermally stable PSCs by employing heteroaryl additives in the Spiro-OMeTAD.
Hiroyuki Kanda   +11 more
doaj   +2 more sources

Coordination-Driven Direct C─H Metalation of N-Heterocycles With a Superbasic Co(II) Amide Co(TMP)<sub>2</sub>. [PDF]

open access: yesAngew Chem Int Ed Engl
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 ...
Jin N, Mu M, García-Melchor M, Hevia E.
europepmc   +2 more sources

Dual-State Emission of 2-(Butylamino)Cinchomeronic Dinitrile Derivatives

open access: yesMolecules, 2022
New representatives of 2-(butylamino)cinchomeronic dinitrile derivatives were synthesized as promising fluorophores showing dual-state emission. To characterize the influence of the length (from methyl to butyl) and the structure (both linear and ...
Konstantin V. Lipin   +3 more
doaj   +1 more source

Synthesis, crystal structure and Hirshfeld surface analysis of [bis(diphenylphosphanyl)methane-κP]chloridobis[2-(pyridin-2-yl)phenyl-κ2N,C1]iridium(III)

open access: yesActa Crystallographica Section E: Crystallographic Communications, 2021
The title IrIII complex, [Ir(C11H8N)2Cl(C25H22P2)], was synthesized from the substitution reaction between the (ppy)2Ir(μ-Cl)2Ir(ppy)2 (ppy = deprotonated 2-phenylpyridine, C11H8N−) dimer and 1,1-bis(diphenylphosphanyl)methane (dppm, C25H22P2) under an ...
Ekkapong Klaimanee   +3 more
doaj   +1 more source

The crystal structure of tetrakis(6-phenylpyridine-2-carboxylate-κ 2 N,O)-bis(μ2-6-phenylpyridine-2-carboxylate-κ 2 O:O′)-bis(μ2-6-phenylpyridine-2-carboxylate-κ 3N,O:O)tetralead(II) C48H32N4O8Pb2

open access: yesZeitschrift für Kristallographie - New Crystal Structures, 2022
C48H32N4O8Pb2, triclinic, P1‾ $P\overline{1}$ (no. 2), a = 9.2712(8) Å, b = 14.5959(13) Å, c = 16.6178(13) Å, α = 76.089(7)°, β = 77.068(7)°, γ = 74.717(7)°, V = 2074.5(3) Å3, Z = 2, R gt(F) = 0.0563, wR ref(F 2) = 0.1783, T = 250 K.
Li-Hua Wang   +4 more
doaj   +1 more source

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