Results 11 to 20 of about 207,447 (300)

Metastable Transitions in Pyridine and Pyridine Derivatives [PDF]

open access: yesZeitschrift für Naturforschung A, 1981
The kinetic energy released in metastable transitions in pyridine, 2, 3, 4 acetylpyridine and 2, 3, 4 aminopyridine differs for the different isomers. This indicates that the dissociation path-way of these compounds depends on the position of the nitrogen atom in the isomer.
Th. M. El-Sherbini   +2 more
openaire   +1 more source

Parallel interactions of aromatic and heteroaromatic molecules [PDF]

open access: yesHemijska Industrija, 2016
Parallel interactions of aromatic and heteroaromatic molecules are very important in chemistry and biology. In this review, recent findings on preferred geometries and interaction energies of these molecules are presented.
Malenov Dušan P., Zarić Snežana D.
doaj   +1 more source

4-[3-(Pyridin-3-yl)prop-2-enoyl]phenyl 4-dodecyloxybenzoate

open access: yesMolbank, 2015
Steglich esterification between 1-(4-hydroxyphenyl)-3-(pyridin-3-yl)prop-2-en-1-one and 4-dodecyloxybenzoic acid has produced a new compound, 4-[3-(pyridin-3-yl) prop-2-enoyl]phenyl 4-dodecyloxybenzoate. The title compound was characterized by IR and NMR
Sie-Tiong Ha, Yi-Jun Lau
doaj   +1 more source

Pyridine [PDF]

open access: yesThe American Journal of the Medical Sciences, 1894
n ...
openaire   +2 more sources

Transition metal complexes with thiosemicarbazide-based ligands, part 46: Synthesis and physico-chemical characterization of mixed ligand cobalt(III)-complexes with salicylaldehyde semi-, thiosemi- an [PDF]

open access: yesJournal of the Serbian Chemical Society, 2003
Mixed ligand octahedral cobalt(III) complexes with the tridentate salicylaldehyde semi-, thiosemi- and isothiosemicarbazone and pyridine of general formula [CoIII(L1-3)(py)3]X(H2L1=salicylaldehyde semicarbazone X=[CIICl3(py)]-, ClO4-.H2O, I-.
Leovac Vukadin M.   +3 more
doaj   +1 more source

Efficient [Fe-Imidazole@SiO2] Nanohybrids for Catalytic H2 Production from Formic Acid

open access: yesNanomaterials, 2023
Three imidazole-based hybrid materials, coded as IGOPS, IPS and impyridine@SiO2 nanohybrids, were prepared via the covalent immobilization of N-ligands onto a mesoporous nano-SiO2 matrix for H2 generation from formic acid (FA). BET and HRTEM demonstrated
Christos Gkatziouras   +2 more
doaj   +1 more source

Pyridine-Carbonitrile–Carbazole-Based Delayed Fluorescence Materials with Highly Congested Structures and Excellent OLED Performance

open access: yes, 2019
Three pyridine-carbonitrile–carbazole-based thermally activated delayed fluorescence (TADF) materials with highly sterically congested structures have been synthesized.
Jayachandran Jayakumar (1652143)   +13 more
core   +3 more sources

Isotypic one-dimensional coordination polymers: catena-poly[[dichloridocadmium]-μ-5,6-bis(pyridin-2-yl)pyrazine-2,3-dicarboxylato-κ2N5:N6] and catena-poly[[dichloridomercury(II)]-μ-5,6-bis(pyridin-2-yl)pyrazine-2,3-dicarboxylato-κ2N5:N6]

open access: yesActa Crystallographica Section E: Crystallographic Communications, 2016
The isotypic title one-dimensional coordination polymers, [CdCl2(C18H14N4O4)]n, (I), and [HgCl2(C18H14N4O4)]n, (II), are, respectively, the cadmium(II) and mercury(II) complexes of the dimethyl ester of 5,6-bis(pyridin-2-yl)pyrazine-2,3-dicarboxylic acid.
Montserrat Alfonso, Helen Stoeckli-Evans
doaj   +1 more source

Synthesis of Novel Structural Hybrids between Aza-Heterocycles and Azelaic Acid Moiety with a Specific Activity on Osteosarcoma Cells

open access: yesMolecules, 2020
Nine compounds bearing pyridinyl (or piperidinyl, benzimidazolyl, benzotriazolyl) groups bound to an azelayl moiety through an amide bond were synthesized.
Gabriele Micheletti   +8 more
doaj   +1 more source

Rhodococcus Strains from the Specialized Collection of Alkanotrophs for Biodegradation of Aromatic Compounds

open access: yesMolecules, 2023
The ability to degrade aromatic hydrocarbons, including (i) benzene, toluene, o-xylene, naphthalene, anthracene, phenanthrene, benzo[a]anthracene, and benzo[a]pyrene; (ii) polar substituted derivatives of benzene, including phenol and aniline; (iii) N ...
Anastasiia Krivoruchko   +4 more
doaj   +1 more source

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