Articles with "imidazolium salts" as a keyword



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Dehydroepiandrosterone derived imidazolium salts and their antimicrobial efficacy.

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Published in 2020 at "Bioorganic chemistry"

DOI: 10.1016/j.bioorg.2020.104550

Abstract: Hybrid molecules consisting of steroid-imidazolium salts reveal interesting biological properties, especially regarding antimicrobial activities. Novel dehydroepiandrosterone derived imidazolium salts (11 salts) with side chains of different lengths were obtained in an efficient and straightforward synthetic… read more here.

Keywords: antimicrobial efficacy; imidazolium; dehydroepiandrosterone derived; imidazolium salts ... See more keywords
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Anti-bacterial, catalytic and docking behaviours of novel di/trimeric imidazolium salts

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Published in 2017 at "Journal of Molecular Liquids"

DOI: 10.1016/j.molliq.2017.02.078

Abstract: Abstract Flexible di/trimeric substituted imidazolium salts are prepared under conventional/solvent free silica supported approaches. Solid supported approaches are superior than the conventional method like environment friendly, higher yield, shorter reaction time and easy workup procedure.… read more here.

Keywords: catalytic docking; trimeric imidazolium; anti bacterial; bacterial catalytic ... See more keywords
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Selective transition metal-free aroylation of diarylmethanes with 2-acyl-imidazolium salts via acyl C–C bond cleavage

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Published in 2020 at "Tetrahedron Letters"

DOI: 10.1016/j.tetlet.2020.152532

Abstract: Abstract A highly chemoselective method is reported for the aroylation of simple diarylmethane derivatives via direct acyl C–C cleavage with 2-acyl-imidazolium salts under transition metal-free conditions. This represents a straightforward way to access a variety… read more here.

Keywords: acyl imidazolium; aroylation; transition metal; cleavage ... See more keywords
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Domino N-/C- or N-/N-/C-arylation of imidazoles to yield polyaryl imidazolium salts via atom-economical use of diaryliodonium salts.

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Published in 2019 at "Chemical communications"

DOI: 10.1039/c9cc05237b

Abstract: Herein, we disclose a Cu-mediated domino di-/triarylation reaction of imidazoles to efficiently access polyaryl imidazolium salts in a single step by using two aryls as well as an anion of a diaryliodonium salt. The diarylation… read more here.

Keywords: polyaryl imidazolium; domino arylation; arylation imidazoles; imidazolium salts ... See more keywords
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Fluorenone imidazolium salts as novel de Vries materials

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Published in 2020 at "RSC Advances"

DOI: 10.1039/d0ra04650g

Abstract: In ionic liquid crystals (ILCs) tilted mesophases such as SmC required for electro-optic devices are quite rare. We report a design concept that induced the SmC phase and enabled de Vries-like behaviour in ILCs. For… read more here.

Keywords: fluorenone imidazolium; salts novel; vries materials; novel vries ... See more keywords
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Ni(II)-catalyzed C-H hydroarylation of diarylacetylenes with imidazolium salts.

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Published in 2022 at "Chemical communications"

DOI: 10.1039/d1cc07309e

Abstract: A simple Ni(II)-catalyzed C-H hydroarylation of diarylacetylenes with imidazolium salts without adding any ligand was developed. It provides a facile and efficient access to (E)-2-(1,2-diarylvinyl)imidazolium salts. The preliminary results indicate a rare nonredox catalytic cycle… read more here.

Keywords: diarylacetylenes imidazolium; imidazolium salts; hydroarylation diarylacetylenes; imidazolium ... See more keywords
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Polyether-tethered imidazole-2-thiones, imidazole-2-selenones and imidazolium salts as collectors for the flotation of lithium aluminate and spodumene

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Published in 2023 at "RSC Advances"

DOI: 10.1039/d2ra07627f

Abstract: Imidazolium salts were prepared which possess 2-ethoxyethyl pivalate or 2-(2-ethoxyethoxy)ethyl pivalate groups as amphiphilic side chains with oxygen donors as well as n-butyl substituents as hydrophobic groups. The N-heterocyclic carbenes of the salts, characterized by… read more here.

Keywords: collectors flotation; imidazolium salts; imidazole thiones; lithium ... See more keywords
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Imidazolium salts as an alternative for anti-Leishmania drugs: Oxidative and immunomodulatory activities

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Published in 2023 at "Frontiers in Immunology"

DOI: 10.3389/fimmu.2022.1096312

Abstract: In this study we explored the previously established leishmanicidal activity of a complementary set of 24 imidazolium salts (IS), 1-hexadecylimidazole (C16Im) and 1-hexadecylpyridinium chloride (C16PyrCl) against Leishmania (Leishmania) amazonensis and Leishmania (Leishmania) infantum chagasi. Promastigotes… read more here.

Keywords: imidazolium salts; salts alternative; infantum chagasi; ic50 amazonensis ... See more keywords
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Steroid-Functionalized Imidazolium Salts with an Extended Spectrum of Antifungal and Antibacterial Activity

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Published in 2021 at "International Journal of Molecular Sciences"

DOI: 10.3390/ijms222212180

Abstract: It is established that high rates of morbidity and mortality caused by fungal infections are related to the current limited number of antifungal drugs and the toxicity of these agents. Imidazolium salts as azole derivatives… read more here.

Keywords: functionalized imidazolium; activity; imidazolium salts; salts extended ... See more keywords