N-H⋯O versus O-H⋯O: density functional calculation and first principle molecular dynamics study on a quinoline-2-carboxamide N-oxide

Verfasser / Beitragende:
[Aneta Jezierska]
Ort, Verlag, Jahr:
2015
Enthalten in:
Journal of Molecular Modeling, 21/3(2015-03-01), 1-10
Format:
Artikel (online)
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024 7 0 |a 10.1007/s00894-015-2587-3  |2 doi 
035 |a (NATIONALLICENCE)springer-10.1007/s00894-015-2587-3 
100 1 |a Jezierska  |D Aneta  |u Faculty of Chemistry, University of Wrocław, ul. F. Joliot-Curie 14, 50-383, Wrocław, Poland  |4 aut 
245 1 0 |a N-H⋯O versus O-H⋯O: density functional calculation and first principle molecular dynamics study on a quinoline-2-carboxamide N-oxide  |h [Elektronische Daten]  |c [Aneta Jezierska] 
520 3 |a N-oxide-type compounds are the object of current research interest due to the presence of resonance-assisted N-H⋯O hydrogen bonds. Here, the metric and spectroscopic parameters of N-methyl-quinoline-2-carboxamide 1-oxide were computed on the basis of density functional theory and Car-Parrinello molecular dynamics. Computations were performed in vacuo and in solid state; for both phases additional simulations with Grimme's dispersion correction were carried out. The approaches used were able to reproduce correctly the structural aspects of the studied compound and shed more light on the hydrogen bonding with special focus on bridge proton mobility. Proton transfer phenomena were found not to occur in the investigated compound, and the bridge proton was localized to the donor site. This observation is in agreement with the classical theory of the acidity of donor-acceptor sites. The presence of hydrogen bonding was confirmed using atoms-in-molecules theory. The computational results were compared with available experimental data. 
540 |a The Author(s), 2015 
690 7 |a N-oxide  |2 nationallicence 
690 7 |a Intramolecular hydrogen bond  |2 nationallicence 
690 7 |a Density functional theory  |2 nationallicence 
690 7 |a Atoms in molecules  |2 nationallicence 
690 7 |a Car-Parrinello molecular dynamics  |2 nationallicence 
690 7 |a Gas and crystalline phase  |2 nationallicence 
773 0 |t Journal of Molecular Modeling  |d Springer Berlin Heidelberg  |g 21/3(2015-03-01), 1-10  |x 1610-2940  |q 21:3<1  |1 2015  |2 21  |o 894 
856 4 0 |u https://doi.org/10.1007/s00894-015-2587-3  |q text/html  |z Onlinezugriff via DOI 
898 |a BK010053  |b XK010053  |c XK010000 
900 7 |a Metadata rights reserved  |b Springer special CC-BY-NC licence  |2 nationallicence 
908 |D 1  |a research-article  |2 jats 
949 |B NATIONALLICENCE  |F NATIONALLICENCE  |b NL-springer 
950 |B NATIONALLICENCE  |P 856  |E 40  |u https://doi.org/10.1007/s00894-015-2587-3  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 100  |E 1-  |a Jezierska  |D Aneta  |u Faculty of Chemistry, University of Wrocław, ul. F. Joliot-Curie 14, 50-383, Wrocław, Poland  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Journal of Molecular Modeling  |d Springer Berlin Heidelberg  |g 21/3(2015-03-01), 1-10  |x 1610-2940  |q 21:3<1  |1 2015  |2 21  |o 894