Search Results - "Karaseva, E. T."

Electronic structure and specroscopic properties of norfloxacin, enoxacin, and nalidixic acid by Polishchuk, A. V., Karaseva, É. T., Emelina, T. B., Nikolenko, Yu. M., Karasev, V. E.

“…The X-ray photoelectron spectra (XPS) of the core electrons of the carbon, oxygen, nitrogen, and fluorine atoms of antibiotics from the class of quinolones…”
Get full text

Structure, spectral and luminescence properties of compounds of europium(III) with nicotinic acid and enrofloxacin by Polishchuk, A. V., Karaseva, É. T., Pushilin, M. A., Kaidalova, T. A., Karasev, V. E.

“…The compounds of Eu(III) with nicotinic acid and enrofloxacin are synthesized. Their composition and structure are proved by the data of elemental analysis, IR…”
Get full text

Spectroscopic and Photophysical Properties of Protonated Forms of Some Fluoroquinolones in Solutions by Polishchuk, A. V., Karaseva, E. T., Emelina, T. B., Karasev, V. E.

“…Electronic absorption and fluorescence spectra of ciprofloxacin, norfloxacin, enoxacin, pefloxacin and nalidixic acid in aqueous solutions were investigated…”
Get full text

Bis(dihydrogen norfloxacinium) tri-μ(2)-chlorido-bis-[trichloridobismuthate(III)] chloride dihydrate by Gerasimenko, A V, Karaseva, E T, Polishchuk, A V

“…The title compound, {systematic name: (3-carb-oxy-1-ethyl-6-fluoro-7-piperazin-4-ium-1-yl-1H-quinolin-4-yl-idene)oxonium…”
Get full text

Synthesis and structure of nalidixium tetrachloroantimonate monohydrate, (C12H13N2O3)SbCl4 · H2O by Gerasimenko, A. V., Polishchuk, A. V., Volkova, L. M., Karaseva, E. T., Karasev, V. E.

“…Nalidixium tetrachloroantimonate monohydrate, (C 12 H 13 N 2 O 3 )SbCl 4 · H 2 O, has been synthesized and its crystal structure has been determined. The…”
Get full text

Europium(III) Compounds with Cyprofloxacine and Norfloxacine: Spectral and Luminescent Properties and Antibacterial Activity by Polishchuk, A. V., Karaseva, E. T., Medkov, M. A., Karasev, V. E.

Get full text

Bis(dihydrogen norfloxacinium) tri-μ2-chlorido-bis­[trichloridobismuthate(III)] chloride dihydrate by Gerasimenko, A. V., Karaseva, E. T., Polishchuk, A. V.

“…The title compound, {systematic name: (3-carb­oxy-1-ethyl-6-fluoro-7-piperazin-4-ium-1-yl-1 H -quinolin-4-yl­idene)oxonium tri-μ 2…”
Get full text

New luminophor-activators based on (fluoro)quinolone antibacterials by Polishchuk, A.V., Karaseva, E.T., Korpela, T., Karasev, V.E.

“…It was shown that (fluoro)quinolone antibiotics form strongly fluorescent solid-state complexes with Eu(III) and Tb(III) lanthanide ions, with a wavelength…”
Get full text

Crystal structure and X-ray photoelectron spectroscopy of ciprofloxacinium tetrachloroaurate monohydrate by Polishchuk, A. V., Karaseva, E. T., Cherednichenko, A. I., Gerasimenko, A. V., Karasev, V. E.

“…The complex (CfqH 2 AuCl 4 · H 2 O ((CfqH 2 ) + is the ciprofloxacinium cation) was isolated and analyzed by spectral luminescence, X-ray photoelectron…”
Get full text

Intramolecular charge transfer and electronic absorption and luminescence spectra of fluoroquinolinones by Polishchuk, A. V., Emelina, T. B., Karaseva, E. T., Karasev, V. E.

“…TD-DFT study on the effect of donor and acceptor substituents on molecular orbital localization and charge distribution in fluoroquinolinone molecules showed…”
Get full text

The role of water molecules in the interfragmental charge transfer of the protolytic forms of fluoroquinolones in the ground and excited states by Polishchuk, A. V., Emelina, T. B., Karaseva, T. E., Karasev, V. E.

“…Quantum-chemical analysis (TD-DFT/B3LYP/6-31G) of the influence of H-bonding in the donor-acceptor fluoroquinolone compounds with the water molecules on the…”
Get full text

Photolysis and quantum-chemical calculations of the nalidixic acid radical states by Polischuk, A. V., Emelina, T. B., Cramariuc, O., Chukharev, V. I., Karaseva, T. E., Karasev, V. E.

“…The nalidixic acid transient spectra were analyzed and the scheme of photo-conversion of the acid was suggested. At a large delay of laser pulses the transient…”
Get full text

Photochemical behavior of levofloxacin by Polishchuk, A. V., Karaseva, E. T., Proskurina, N. A., Karasev, V. E.

“…The effect of intermolecular proton transfer on the spectral properties of levofloxacin in the ground and excited electronic states was studied. The preferred…”
Get full text

The formation of nalidixic acid dimers and excimers in aqueous solutions by Polishchuk, A. V., Karaseva, E. T., Emelina, T. B., Karasev, V. E.

“…The influence of optical excitation on the formation of nalidixic acid dimers and excimers in aqueous media in the ground and excited states was studied…”
Get full text

Crystal structure and spectroscopic properties of ciprofloxacinium pentachloroantimonate(III) monohydrate (C17H19N3O3F)SbCl5 · H2O by Gerasimenko, A. V., Polishchuk, A. V., Karaseva, E. T., Karasev, V. E.

“…Synthesis, X-ray diffraction, IR and luminescence spectroscopic studies of the monohydrate of pentachloroantimonate(III) of doubly protonated ciprofloxacin (C…”
Get full text

The Photochemical Behavior of Nalidixic Acid by Polishchuk, A. V., Kazachek, M. V., Karaseva, E. T., Karasev, V. E.

“…The influence of intermolecular proton transfer on the spectral properties of nalidixic acid (nlqH) in the ground and excited electronic states was studied. A…”
Get full text

New luminophor-activators based on (fluoro)quinolone antibacterials by POLISHCHUK, A. V, KARASEVA, E. T, KORPELA, T, KARASEV, V. E

Get full text

Bis(dihydrogen norfloxacinium) tri-μ 2 -chlorido-bis[trichloridobismuthate(III)] chloride dihydrate by Gerasimenko, A. V., Karaseva, E. T., Polishchuk, A. V.

Get full text

Tetra­kis(dihydrogen pefloxacinium) di-μ2-chlorido-bis­[tetra­chloridobismuthate(III)] tetra­chloride octa­hydrate by Polishchuk, A. V., Gerasimenko, A. V., Gayvoronskaya, K. A., Karaseva, E. T.

“…The title compound {systematic name: tetra­kis[4-(3-carb­oxy-1-ethyl-6-fluoro-4-hydroxonio-1,4-dihydro-7-quinol­yl)-1-meth­yl­piperazin-1-ium] di-μ 2…”
Get full text

Tetrakis(dihydrogen pefloxacinium) di-μ 2 -chlorido-bis[tetrachloridobismuthate(III)] tetrachloride octahydrate by Polishchuk, A. V., Gerasimenko, A. V., Gayvoronskaya, K. A., Karaseva, E. T.

Get full text