Synthesis, physicochemical, conformation and quantum calculation of novel N-(1-(4-bromothiophen-2-yl)ethylidene)-2-(piperazin-1-yl)ethanamine Schiff base
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Original research
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N-(1-(4-bromothiophen-2-yl)ethylidene)-2-(piperazin-1-yl)ethanamine Schiff base ligand was prepared in very good yield by condensation of equimolar amounts of 1-(4-bromothiophen-2-yl)ethanone with 2-(piperazin-1-yl)ethanamine under reflux condition using alcohol media. The desired Schiff base was analyzed on the basis of its MS, elemental analysis, UV-visible, FT-IR and NMR analysis. The E and Z optimization was performed to figure out the most stable isomer. Several DFT quantum calculation like: TD-SCF, MPE, IR-vibration, NMR, Mulliken population were carried out by B3LYP level of theory. The experimental analyses of the compound were compared to their theoretical coordinates.

Journal
Title
Journal of Materials and Environmental Sciences
Publisher
University of Mohammed Premier Oujda Morocco
Publisher Country
Morocco
Publication Type
Prtinted only
Volume
8
Year
2017
Pages
3844-3854