Konu "NBO" için listeleme
Toplam kayıt 14, listelenen: 1-14
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Combined experimental-theoretical characterization of chelidamate nickel complex with 4-methylpyrimidine
(PERGAMON-ELSEVIER SCIENCE LTD, 2016)A new chelidamate complex of nickel(II) ion, [Ni(chel)(H2O)(2)(mpd)]center dot 2H(2)O [chel: chelidamate or 4-hydroxypyridine-2,6-dicarboxylate, mpd: 4-methylpyrimidine] was synthesized and characterized by single-crystal ... -
Computational studies on structure and spectroscopic properties of 4-(Boc-amino) pyridine
(ELSEVIER SCIENCE BV, 2015)The molecular modeling of 4-(Boc-amino) pyridine was carried out using B3LYP, CAMB3LYP and PBE1PBE levels of density functional theory (DFT). The vibrational frequencies of the title molecule in the ground state were ... -
Experimental (XRD, FT-IR and UV-Vis) and theoretical modeling studies of Schiff base (E)-N '-((5-nitrothiophen-2-yl)methylene)-2-phenoxyaniline
(PERGAMON-ELSEVIER SCIENCE LTD, 2014)The Schiff base compound (E)-N'-((5-nitrothiophen-2-yl)methylene)-2-phenoxyaniline has been synthesized and characterized by IR, UV-Vis, and X-ray diffraction (XRD) methods. The molecular geometry from X-ray experiment in ... -
Experimental (XRD, IR and NMR) and theoretical investigations on 1-(2-nitrobenzoyl)3,5-bis(4-methoxyphenyl)-4,5-dihydro-1H-pyrazole
(ELSEVIER SCIENCE BV, 2016)The pyrazole compound 1-(2-nitrobenzoyl)3,5-bis(4-methoxyphenyl)-4,5-dihydro-1H-pyrazole (I) has been synthesized and characterized by IR, NMR and X-ray diffraction methods. The compound crystallizes in the monoclinic space ... -
Experimental and computational studies of 4-(Trifluoromethyl)pyridine-2-carboxylic acid
(ELSEVIER SCIENCE BV, 2016)The vibrational spectrum of 4-(Trifluoromethyl)pyridine-2-carboxylic acid was recorded using Fourier transform infrared spectrometer in the range 4000-400 cm(-1). The optimized geometric structure of 4-(Trifluoromethyl)p ... -
FT-IR, FT-Raman, and DFT computational studies of melaminium nitrate molecular-ionic crystal
(ELSEVIER SCIENCE BV, 2013)The experimental and theoretical vibrational spectra of melaminium nitrate were studied. The Raman and infrared (FT-IR) spectra of the melaminium nitrate and its deuterated analogue were recorded in the solid phase. Molecular ... -
Molecular structure and vibrational spectra of Bis(melaminium) terephthalate dihydrate: A DFT computational study
(PERGAMON-ELSEVIER SCIENCE LTD, 2013)The experimental and theoretical vibrational spectra of Bis(melaminium) terephthalate dihydrate were studied. The Fourier transform infrared (FT-IR) spectra of the Bis(melaminium) terephthalate dihydrate and its deuterated ... -
Molecular structure, spectroscopic and quantum chemical studies on 2'-chloro-4-dimethlamino azobenzene
(ELSEVIER SCIENCE BV, 2014)The molecular geometry, vibrational frequencies, gauge including atomic orbital (GIAO) H-1 chemical shift values of 2'-chloro-4-dimethlamino azobenzene in the ground state have been calculated using the density functional ... -
Spectroscopic, optical, DNA, antimicrobial and density functional theory studies of 5-Bromo-2-(trifluoromethyl)pyridine
(ELSEVIER GMBH, URBAN & FISCHER VERLAG, 2017)The spectroscopic characterization of 5-Bromo-2-(trifluoromethyl)pyridine was performed by the applying of Fourier Transform-Infrared (FT-IR) and H-1 and C-13 Nuclear Magnetic Resonance (NMR) spectroscopies. The optimized ... -
Synthesis, crystal structure, spectroscopic investigations and DFT calculations of the copper(II) complex of 4-(Trifluoromethyl)pyridine-2-carboxylic acid
(ELSEVIER SCIENCE BV, 2017)A novel polymeric complex of Cu(II) ion, [Cu(tfpc)(2)],, [tfpc: 4-(Trifluoromethyl)pyridine-2-carboxylate] has been prepared and characterized spectroscopically (by FT-IR) and structurally (by single-crystal XRD). The ... -
Synthesis, spectroscopic investigation and biological activities of copper(II) complex of 2-(2,4-difluorophenyl)pyridine: A combined theoretical and experimental study
(ELSEVIER SCIENCE BV, 2019)This paper reports the synthesis, crystal structure determination and spectroscopic characterization of a new copper (II) complex, [CuCl2(dfpy)(2)] [dfpy: 2-(2,4-difluorophenyl)pyridine]. The Cu(II) complex crystallizes ... -
A theoretical and experimental study on isonitrosoacetophenone nicotinoyl hydrazone: Crystal structure, spectroscopic properties, NBO, NPA and NLMO analyses and the investigation of interaction with some transition metals
(ELSEVIER SCIENCE BV, 2018)A new hydrazone oxime compound, isonitrosoacetophenone nicotinoyl hydrazone (inapNH(2)), was synthesized and characterized by spectroscopic techniques (MIR, H-1-NMR and C-13-NMR) and single crystal X-ray diffraction. The ... -
Theoretical investigations on the structural, spectroscopic, electronic and thermodynamic properties of (3-Oxo-3H-benzo[f]chromen-1yl)methyl N,N-dimethylcarbamodithioate-1ex
(DE GRUYTER POLAND SP ZOO, 2017)Hartree-Fock and Density Functional Theory (B3LYP, B3PW91) calculations for the ground state of (3-Oxo-3H-benzo[f]chromen-1-yl) methyl N,N-dimethylcarbamodithioate have been presented and the calculated structural parameters ... -
Two new chelidamate complexes with the 4-methoxypyridine: A combined theoretical and experimental study
(PERGAMON-ELSEVIER SCIENCE LTD, 2015)Two new mixed chelidamate complexes, [M(chel)(mhpOCH(3))center dot 2H(2)O]center dot 2H(2)O [M = Ni(II) (1); Co(II) (2); chel: chelidamate or 4-hydroxypyridine-2,6-dicarboxylate; mhp: 4-methoxypyridine], were prepared and ...