Density Functional Theory Study on Conformers of Benzoylcholine Chloride

The optimized molecular structures and vibrational frequencies and also gauge including atomic orbital (GIAO) 1H and 13C NMR shift values of benzoylcholine chloride [(2-benzoyloxyethyl) trimethyl ammonium chloride] have been calculated using density functional theory (B3LYP) method with 6-31++G(d) b...

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Main Authors: Mustafa Karakaya, Fatih Ucun, Ahmet Tokatlı
Format: Article
Language:English
Published: Wiley 2013-01-01
Series:Journal of Spectroscopy
Online Access:http://dx.doi.org/10.1155/2013/369342
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author Mustafa Karakaya
Fatih Ucun
Ahmet Tokatlı
author_facet Mustafa Karakaya
Fatih Ucun
Ahmet Tokatlı
author_sort Mustafa Karakaya
collection DOAJ
description The optimized molecular structures and vibrational frequencies and also gauge including atomic orbital (GIAO) 1H and 13C NMR shift values of benzoylcholine chloride [(2-benzoyloxyethyl) trimethyl ammonium chloride] have been calculated using density functional theory (B3LYP) method with 6-31++G(d) basis set. The comparison of the experimental and calculated infrared (IR), Raman, and nuclear magnetic resonance (NMR) spectra has indicated that the experimental spectra are formed from the superposition of the spectra of two lowest energy conformers of the compound. So, it was concluded that the compound simultaneously exists in two optimized conformers in the ground state. Also the natural bond orbital (NBO) analysis has supported the simultaneous exiting of two conformers in the ground state. The calculated optimized geometric parameters (bond lengths and bond angles) and vibrational frequencies for both the lowest energy conformers were seen to be in a well agreement with the corresponding experimental data.
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institution Kabale University
issn 2314-4920
2314-4939
language English
publishDate 2013-01-01
publisher Wiley
record_format Article
series Journal of Spectroscopy
spelling doaj-art-94ef5d6a863b4234b1a4a0155661f3b82025-02-03T06:00:10ZengWileyJournal of Spectroscopy2314-49202314-49392013-01-01201310.1155/2013/369342369342Density Functional Theory Study on Conformers of Benzoylcholine ChlorideMustafa Karakaya0Fatih Ucun1Ahmet Tokatlı2Department of Physics, Faculty of Art and Science, Süleyman Demirel University, 32260 Isparta, TurkeyDepartment of Physics, Faculty of Art and Science, Süleyman Demirel University, 32260 Isparta, TurkeyDepartment of Physics, Faculty of Art and Science, Süleyman Demirel University, 32260 Isparta, TurkeyThe optimized molecular structures and vibrational frequencies and also gauge including atomic orbital (GIAO) 1H and 13C NMR shift values of benzoylcholine chloride [(2-benzoyloxyethyl) trimethyl ammonium chloride] have been calculated using density functional theory (B3LYP) method with 6-31++G(d) basis set. The comparison of the experimental and calculated infrared (IR), Raman, and nuclear magnetic resonance (NMR) spectra has indicated that the experimental spectra are formed from the superposition of the spectra of two lowest energy conformers of the compound. So, it was concluded that the compound simultaneously exists in two optimized conformers in the ground state. Also the natural bond orbital (NBO) analysis has supported the simultaneous exiting of two conformers in the ground state. The calculated optimized geometric parameters (bond lengths and bond angles) and vibrational frequencies for both the lowest energy conformers were seen to be in a well agreement with the corresponding experimental data.http://dx.doi.org/10.1155/2013/369342
spellingShingle Mustafa Karakaya
Fatih Ucun
Ahmet Tokatlı
Density Functional Theory Study on Conformers of Benzoylcholine Chloride
Journal of Spectroscopy
title Density Functional Theory Study on Conformers of Benzoylcholine Chloride
title_full Density Functional Theory Study on Conformers of Benzoylcholine Chloride
title_fullStr Density Functional Theory Study on Conformers of Benzoylcholine Chloride
title_full_unstemmed Density Functional Theory Study on Conformers of Benzoylcholine Chloride
title_short Density Functional Theory Study on Conformers of Benzoylcholine Chloride
title_sort density functional theory study on conformers of benzoylcholine chloride
url http://dx.doi.org/10.1155/2013/369342
work_keys_str_mv AT mustafakarakaya densityfunctionaltheorystudyonconformersofbenzoylcholinechloride
AT fatihucun densityfunctionaltheorystudyonconformersofbenzoylcholinechloride
AT ahmettokatlı densityfunctionaltheorystudyonconformersofbenzoylcholinechloride