Articles with "chloro" as a keyword



Determination of 3-chloro-1,2-propanediol in polyamideamine epichlorohydrin resin solution by reaction-based headspace gas chromatography.

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Published in 2018 at "Journal of separation science"

DOI: 10.1002/jssc.201701079

Abstract: We report on a headspace gas chromatographic method for determining the content of 3-chloro-1,2-propanediol in polyamideamine epichlorohydrin resin solution. It was based on quantitatively converting 3-chloro-1,2-propanediol to formaldehyde by periodate oxidation in a closed headspace… read more here.

Keywords: chloro; polyamideamine epichlorohydrin; chloro propanediol; headspace gas ... See more keywords
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Ozone oxidation of wastewater containing trichlorobiphenyl and used transformer oil

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Published in 2020 at "Heliyon"

DOI: 10.1016/j.heliyon.2020.e05098

Abstract: Trichlorobiphenyl (TCB) is a persistent toxic organic compound and exerts more hydrophilicity than other polychlorinated biphenyl (PCB) compounds. PCBs have been used on large scale in transformer oil. To observe the strong ozone oxidation effect… read more here.

Keywords: ozone oxidation; transformer oil; wastewater; chloro ... See more keywords
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Role of lone pair- π interaction and halogen bonding in the crystal packing of 1,2,4-oxadiazole derivatives

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Published in 2019 at "Journal of Molecular Structure"

DOI: 10.1016/j.molstruc.2019.07.107

Abstract: Abstract A comprehensive inspection of crystal packing of a series of four (5-chloro-2-((3-phenyl-1,2,4-oxadiazol-5-yl)methoxy)phenyl)methanone derivatives, containing biologically active 1,2,4-oxadiazol moiety, have been performed to investigate the functional role of non-covalent interactions in their supramolecular architectures. The… read more here.

Keywords: role; phenyl; oxadiazol; interaction ... See more keywords
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Synthesis, structural, dielectric, laser damage threshold, third order nonlinear optical and quantum chemical investigations on a novel organic crystalline material: Pyrrolidin-1-ium 2-chloro-4-nitrobenzoate 2-chloro-4-nitrobenzoic acid for opto-electronic applications

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Published in 2020 at "Optics and Laser Technology"

DOI: 10.1016/j.optlastec.2019.105849

Abstract: Abstract It is reported that a novel third order organic nonlinear optical material namely, Pyrrolidin-1-ium 2-chloro-4-nitrobenzoate 2-chloro-4-nitrobenzoic acid (PCNCN) has been synthesized and grown by isothermal solvent evaporation solution growth technique. Single crystal X-ray diffraction… read more here.

Keywords: laser; third order; chloro; nonlinear optical ... See more keywords
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Experimental and DFT Mechanistic Study of Dehydrohalogenation of 1-Chloro-1,1-difluoroethane over Metal Fluorides

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Published in 2019 at "Industrial & Engineering Chemistry Research"

DOI: 10.1021/acs.iecr.9b03976

Abstract: Vinylidene fluoride (VDF) is one of the major fluorinated monomers. Currently, it is produced via the pyrolysis of 1-chloro-1,1-difluoroethane at above 650 °C without any catalyst. Herein, we propo... read more here.

Keywords: dft mechanistic; mechanistic study; chloro; chloro difluoroethane ... See more keywords
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Asymmetric Synthesis of α-Chloro-α-halo Ketones by Decarboxylative Chlorination of α-Halo-β-ketocarboxylic Acids

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Published in 2019 at "Synthesis"

DOI: 10.1055/s-0039-1690009

Abstract: Chiral α-chloro-α-fluoro ketones were synthesized by enantio­selective decarboxylative chlorination of α-chloro-β-ketocarboxylic acids in the presence of a chiral amine catalyst. The reaction yielded the corresponding α-chloro-α-fluoro ketones with moderate-to-high enantioselectivity (up to 90% ee). The… read more here.

Keywords: halo; synthesis; ketocarboxylic acids; decarboxylative chlorination ... See more keywords
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Evaluation of antifungal activity, mechanisms of action and toxicological profile of the synthetic amide 2-chloro-N-phenylacetamide.

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Published in 2023 at "Drug and chemical toxicology"

DOI: 10.1080/01480545.2022.2158849

Abstract: Aspergillus niger causes infections such as otitis and pulmonary aspergillosis in immunocompromised individuals. Treatment involves voriconazole or amphotericin B, and due to the increase in fungal resistance, the search for new compounds with antifungal activity… read more here.

Keywords: antifungal activity; action; chloro; chloro phenylacetamide ... See more keywords
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A novel chloro-substituted pentenamide from the fruiting bodies of Amanita virgineoides

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Published in 2018 at "Journal of Asian Natural Products Research"

DOI: 10.1080/10286020.2017.1367771

Abstract: Abstract One unusual chloro-substituted pentenamide, (3R)-4-chloro-3-hydroxy-4-pentenamide (1), together with 11 known compounds (2–12) were isolated from the fruiting bodies of Amanita virgineoides. The structure of 1 including the absolute configuration was characterized by extensive spectroscopic… read more here.

Keywords: fruiting bodies; chloro substituted; amanita virgineoides; bodies amanita ... See more keywords
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Synthesis, crystal structure and Hirshfeld surface analysis of 2-chloro-3-[(E)-(2-phenylhydrazinylidene)methyl]quinoline

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Published in 2019 at "Acta Crystallographica Section E: Crystallographic Communications"

DOI: 10.1107/s2056989019007692

Abstract: A new quinoline-based hydrazone compound, has been synthesized by a condensation reaction of 2-chloro-3-formylquinoline with phenylhydrazine. The quinoline ring system is essentially planar (r.m.s. deviation = 0.012 Å), and forms a dihedral angle of 8.46 (10)° with… read more here.

Keywords: synthesis crystal; surface analysis; hirshfeld surface; structure hirshfeld ... See more keywords
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Zinc(II) and chloroindium(III) phthalocyanines bearing ethyl 7-oxy-6-chloro-4-methylcoumarin-3-propanoate groups: Synthesis, characterization and investigation of their photophysicochemical properties

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Published in 2018 at "Journal of Porphyrins and Phthalocyanines"

DOI: 10.1142/s1088424618500220

Abstract: In this study, ethyl 7-hydroxy-6-chloro-4-methylcoumarin-3-propanoate (1), ethyl 7-(2,3-dicyanophenoxy)-6-chloro-4-methylcoumarin-3-propanoate (2), ethyl 7-(3,4-dicyanophenoxy)-6-chloro-4-methylcoumarin-3-propanoate (3), ethyl 4-chloro-5-(7-oxy-6-chloro-4-methylcoumarin-3-propanoate)phthalonitrile (4) were synthesized. The phthalonitrile derivatives (2, 3 and 4) were converted to their peripheral tetra, non-peripheral tetra and peripheral chlorocta… read more here.

Keywords: chloro; chloro methylcoumarin; oxy chloro; methylcoumarin propanoate ... See more keywords
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Crystal Structure and Solid-State Packing of 4-Chloro-5H-1,2,3-dithiazol-5-one and 4-Chloro-5H-1,2,3-dithiazole-5-thione

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Published in 2021 at "Molecules"

DOI: 10.3390/molecules26195875

Abstract: The crystal structure and solid-state packing of 4-chloro-5H-1,2,3-dithiazol-5-one and two polymorphs of 4-chloro-5H-1,2,3-dithiazole-5-thione were analyzed and compared to structural data of similar systems. These five-membered S,N-rich heterocycles are planar with considerable bond localization. All three… read more here.

Keywords: solid state; crystal structure; structure solid; chloro ... See more keywords