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Microwave-assisted quaternization of various pyridine derivatives and their antibacterial activity (CROSBI ID 241851)

Prilog u časopisu | izvorni znanstveni rad | međunarodna recenzija

Bušić, Valentina ; Pavlović, Hrvoje ; Roca, Sunčica ; Vikić-Topić, Dražen ; Gašo-Sokač, Dajana Microwave-assisted quaternization of various pyridine derivatives and their antibacterial activity // Croatica chemica acta, 90 (2017), 3; 425-433. doi: 10.5562/cca2937

Podaci o odgovornosti

Bušić, Valentina ; Pavlović, Hrvoje ; Roca, Sunčica ; Vikić-Topić, Dražen ; Gašo-Sokač, Dajana

engleski

Microwave-assisted quaternization of various pyridine derivatives and their antibacterial activity

In this study, reactions of quaternization under microwave heating of pyridine, α- picoline, pyridine-4-aldoxyime, pyridine-2- aldoxime, nicotinamide, isonicotinamide and pyridoxal oxime with different electrophiles: 2-bromo-4'-nitroacetophenone, 2-amino-4- chloromethylthiazole hydrochloride, methyl iodide, 1, 3-diiodopropane and 1, 3- dibromopropane are reported. The synthesis yield by microwave dielectric heating is improved and reaction time shortened compared to conventional heating. The structure of obtained molecules were analyzed and determined by 1D and 2D NMR spectroscopy methods, IR spectroscopy and mass spectrometry. The highest antibacterial activity against two Gram- positive and two Gram-negative bacteria strains has beeen found for 1-[2-(4-nitrophenyl)-2- oxoethyl]pyridinium bromide (2).

microwave synthesis ; pyridine derivatives ; antibacterial activity ; NMR ; quaternization

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Podaci o izdanju

90 (3)

2017.

425-433

objavljeno

0011-1643

1334-417X

10.5562/cca2937

Povezanost rada

Biotehnologija, Kemija

Poveznice
Indeksiranost