Vibrational spectra of solid cis- and trans-2-thioxohexahydroquinazolin-4(1H)-one and theoretical calculations towards the interpretation of its thermal reactivity

FT-Raman and FT-IR spectra of solid cis- and trans-2-thioxohexahydroquinazolin-4(1H)-one are reported from 4000 to 200 cm-1. The molecular geometry, Wiberg Index, NBO analysis and vibrational wavenumbers in the ground state have been calculated using a density functional method (B3LYP) with 6-31+G∗∗...

Teljes leírás

Elmentve itt :
Bibliográfiai részletek
Szerzők: Iriarte Ana G.
Peláez Walter Jose
Fülöp Ferenc
Argüello Gustavo A.
Dokumentumtípus: Cikk
Megjelent: 2015
Sorozat:RSC ADVANCES 5 No. 54
doi:10.1039/c5ra05645d

mtmt:2901294
Online Access:http://publicatio.bibl.u-szeged.hu/6012
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520 3 |a FT-Raman and FT-IR spectra of solid cis- and trans-2-thioxohexahydroquinazolin-4(1H)-one are reported from 4000 to 200 cm-1. The molecular geometry, Wiberg Index, NBO analysis and vibrational wavenumbers in the ground state have been calculated using a density functional method (B3LYP) with 6-31+G∗∗ and 6-311+G∗∗ basis set. Both compounds are stable as dimers in the solid phase, possessing C2 symmetry. The scaled theoretical wavenumbers showed very good agreement with the experimental values. This work contributes to the knowledge of important data which are rather scarce for quinazolinones. © The Royal Society of Chemistry 2015. 
700 0 1 |a Peláez Walter Jose  |e aut 
700 0 1 |a Fülöp Ferenc  |e aut 
700 0 1 |a Argüello Gustavo A.  |e aut 
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