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Vibrational spectroscopic analysis and molecular docking studies of (E)-4-methoxy-N′-(4-methylbenzylidene) benzohydrazide by DFT
被引:11
|作者:
Maheswari, R.
[1
]
Manjula, J.
[2
]
机构:
[1] Saranathan Coll Engn, Dept Chem, Tiruchirappalli 620012, India
[2] Periyar EVR Coll, Dept Chem, Tiruchirappalli 620023, India
关键词:
FTIR;
FT-Raman;
UV-Vis/NMR;
Molecular docking;
TD-DFT;
NBO;
DENSITY-FUNCTIONAL THEORY;
AB-INITIO HF;
1ST-ORDER HYPERPOLARIZABILITY;
FT-RAMAN;
POTENTIAL-ENERGY;
FORCE-CONSTANTS;
SPECTRA;
NBO;
IR;
UV;
D O I:
10.1016/j.molstruc.2016.02.066
中图分类号:
O64 [物理化学(理论化学)、化学物理学];
学科分类号:
070304 ;
081704 ;
摘要:
(E)-4-methoxy-N'-(4-methylbenzylidene)benzohydrazide (4MN'MBH) a novel, organic, hydrazone Schiff base compound was synthesized and its structure was characterized by Fourier Transform Infrared (4000-400 cm(-1)), Fourier Transform Raman (3500-50 cm(-1)), Ultraviolet-Visible (200-800 nm) and H-1 and C-13 NMR spectroscopic analysis. Optimized molecular structure, vibrational frequencies and corresponding vibrational assignments regarding 4MN'MBH has become screened tentatively as well as hypothetically utilizing Gaussian09Wprogram package. Potential energy distributions of the normal modes of vibrations connected with vibrations are generally accomplished by applying VEDA program. Natural Bonding Orbital (NBO) assessment was completed with a reason to clarify charge transfer or conjugative interaction, the intra-molecular-hybridization and delocalization of electron density within the molecule. Electronic transitions were studied employing UV-Visible spectrum and the observed values were compared with theoretical values. H-1 and(13)C NMR spectral assessment had been made with choosing structure property relationship by chemical shifts along with magnetic shielding effects of title compound. The first order hyperpolarizability (beta(0)) and related properties (beta, alpha(0) and Delta alpha) of 4MN'MBH were calculated. The computed first order hyperpolarizability commensurate with the documented worth of very similar structure and could be an interesting thing for more experiments on non linear optics. Molecular docking study has been performed by in silico method to analysis their antituberculosis aspects against Enoyl acyl carrier protein reductase (Mycobacterium tuberculosis InhA) protein. (C) 2016 Elsevier B.V. All rights reserved.
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页码:144 / 155
页数:12
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