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DFT study of azo linkage effect on homoaromatization of some 1,4-dihydropryridines
oleh: mohammad nikpassand, sasan atrchian
Format: | Article |
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Diterbitkan: | Iranian Chemical Science and Technologies Association 2020-04-01 |
Deskripsi
1,4-dihydropryridine derivatives revealed various biological activities and pharmacological properties such as antiviral, antibacterial and anti-inflammatory activities. In this research, density functional theory (DFT) calculations at the B3LYP level are used to optimize the geometry of the compounds. In this study, we were interested in evaluation of homoaromaticity of the selected compounds using nucleus independent chemical shifts NICS(0), NICS(0.5), NICS(1), NICS(1.5) and NICS(2), bond lengths, bond angles and HOMO-LUMO gap.