Yazar "Agar, Aysen Alaman" için listeleme
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1-[(E)-(2-Methyl-3-nitrophenyl)iminomethyl]-2-naphthol
Alpaslan, Yelda Bingol; Agar, Aysen Alaman; Isik, Samil (Wiley-Blackwell, 2010)The title Schiff base compound, C18H14N2O3, has an intermediate state between NH and OH tautomers. The molecular structure is stabilized by an O-H center dot center dot center dot N hydrogen bond. The dihedral angle between ... -
2-(2-Iodophenyl)isoindoline-1,3-dione
Demirtas, Gunes; Dege, Necmi; Agar, Aysen Alaman; Büyükgüngör, Orhan (Wiley-Blackwell, 2011)In the title compound, C14H8INO2, the dihedral angle between the isoindole ring and the phenyl ring of the 1-iodobenzene group is 84.77 (15)degrees. There is a short intermolecular I...O contact of 3.068 (3) A in the crystal. -
2-[(4-Ethylphenyl)iminomethyl]-3,5-dimethoxyphenol
Sahin, Zarife Sibel; Ersahin, Ferda; Agar, Aysen Alaman; Isik, Samil (Int Union Crystallography, 2009)The title compound, C17H19NO3, adopts the phenol-imine tautomeric form, with a resonance-assisted O-H center dot center dot center dot N intramolecular hydrogen bond [O center dot center dot center dot N = 2.551 (3) ... -
3,5-Dimethoxy-2-[(4-propylphenyl)iminomethyl]phenol
Sahin, Zarife Sibel; Agar, Aysen Alaman; Ersahin, Ferda; Isik, Samil (Int Union Crystallography, 2009)The title compound, C18H21NO3, crystallizes in the phenolimine tautomeric form, with the H atom attached to oxygen rather than on nitrogen. This H atom is involved in a strong intramolecular O-H center dot center dot center ... -
3-Methoxy-2-[(E)-(4-methoxyphenyl)iminomethyl]phenol
Tari, Gonca Ozdemir; Isik, Samil; Ozkan, Ramazan; Agar, Aysen Alaman (Wiley-Blackwell, 2011)The title compound, C15H15NO3, adopts the enol-imine tautomeric form. The two rings are twisted with respect to each other, making a dihedral angle of 44.08 (5)degrees. The 3-methoxy-2-[(E)-(4-methoxyphenyl)-iminomethyl]phenol ... -
Combined experimental and DFT computational studies on (E)-1-(5-nitrothiophen-2-yl)-N-[4-(trifluoromethyl)phenyl] methanimine
Tanak, Hasan; Agar, Aysen Alaman; Büyükgüngör, Orhan (Elsevier, 2013)The Schiff base compound (E)-1-(5-nitrothiophen-2-yl)-N-[4-(trifluoromethyl)phenyl] methanimine has been synthesized and characterized by IR, UV-Vis, and X-ray single-crystal determination. The molecular geometry from X-ray ... -
Crystal structure and Hirshfeld surface analysis of 2,2 '{(1 E,1 ' E)-[ethane-1,2-diyibis(azanylyunene)]-bis(methanylylidene)}bis[4-(traluorometnoxy)-phenol]copper(II) hydroquinone hermsoiyate
Kansiz, Sevgi; Meral, Seher; Dege, Necmi; Agar, Aysen Alaman; Fritsky, Igor O. (Int Union Crystallography, 2019)In the title complex, [Cu(C18H12F6N2O4)]center dot 0.5C(6)H(6)O(2), the Cu-II ion has a square-planar coordination geometry, being ligated by two N and two O atoms of the tetradentate open-chain Schiff base ligand ... -
Crystal structure and Hirshfeld surface analysis of N,N '-[ethane-1,2-diylbis(oxy)]bis(4-methymenzene-sulfonamide)
Meral, Seher; Kansiz, Sevgi; Dege, Necmi; Agar, Aysen Alaman; Tsapyuk, Galyna G. (Int Union Crystallography, 2019)In the molecule of the title compound, C16H20N2O6S2, the mid-point of the C-C bond of the central ethane moiety is located on a twofold rotation axis. In the crystal, molecules are linked by N-H center dot center dot center ... -
Crystal structure of (E)-3-fluoro-N-((5-nitrothiophen-2-yl)methylene)aniline
Karatas, Aadiye; Tanak, Hasan; Agar, Aysen Alaman (Maik Nauka/Interperiodica/Springer, 2016)The structure of the title compound C11H7FN2O2S was characterized by single crystal X-ray diffraction. The compound crystallizes in the monoclinic space group P2(1)/n with Z = 12, i.e. with three molecules in asymmetric ... -
(E)-4-bromo-2-[(2-hydroxy-5-methylphenyl)iminomethyl]phenol
Gul, Zarife Sibel; Agar, Aysen Alaman; Isik, Samil (Blackwell Publishing, 2007)The molecule of the title compound, C14H12BrNO2, crystallizes in a zwitterionic form, with a strong intramolecular N-H center dot center dot center dot O hydrogen bond. The dihedral angle between the aromatic rings is 9.3 ... -
Experimental (XRD, FT-IR and UV-Vis) and theoretical modeling studies of Schiff base (E)-N '-((5-nitrothiophen-2-yl)methylene)-2-phenoxyaniline
Tanak, Hasan; Agar, Aysen Alaman; Büyükgüngör, Orhan (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 and computational studies on zwitterionic (E)-2-(1-(2-(4-methylphenylsulfonamido)ethyliminio)ethyl) phenolate
Alpaslan, Gokhan; Tanak, Hasan; Agar, Aysen Alaman; Erdonmez, Ahmet; Isik, Samil (Springer/Plenum Publishers, 2010)The Schiff base compound (E)-2-(1-(2-(4-methylphenylsulfonamido)ethyliminio)ethyl) phenolate has been synthesised and characterized by IR, UV-Vis, and X-ray single-crystal determination. Ab initio calculations have been ... -
Experimental and density functional theory studies on (E)-2-[(2-(hydroxymethyl)phenylimino)methyl]benzene-1,4-diol
Alpaslan, Yelda Bingol; Alpaslan, Gokhan; Agar, Aysen Alaman; Iskeleli, Nazan Ocak; Oztekin, Emin (Elsevier Science Bv, 2011)The Schiff base compound (E)-2-[(2-(hydroxymethyl)phenylimino)methyllbenzene-1,4-diol has been synthesized and characterized by H-1 NMR, C-13 NMR, IR, UV-Vis and single-crystal X-ray diffraction. Molecular geometry of the ... -
Experimental and DFT studies of (E)-1-((3-iodophenylimino)met hyl)naphthalene 2-ol
Akbal, Tufan; Erdonmez, Ahmet; Agar, Aysen Alaman (Int Union Crystallography, 2011)… -
Experimental and DFT studies of 4-Methoxy-N-[(E)-(5nitrothiophen-2-yl)-methylidene]aniline
Akbal, Tufan; Erdonmez, Ahmet; Agar, Aysen Alaman; Gumus, Sumeyye (Int Union Crystallography, 2013)… -
Experimental and quantum chemical calculational studies on 2-[(4-propylphenylimino)methyl]-4-nitrophenol
Agar, Aysen Alaman; Tanak, Hasan; Yavuz, Metin (Taylor & Francis Ltd, 2010)The Schiff base compound 2-[(4-propylphenylimino)methyl]-4-nitrophenol has been synthesized and characterized by IR, UV-Vis, and X-ray single-crystal determination. The molecular geometry from X-ray determination of the ... -
An experimental and theoretical study on the novel (Z)-1-((naphthalen-2-ylamino)methylene)naphthalen-2(1H)-one crystal
Tamer, Omer; Dege, Necmi; Demirtas, Gunes; Avci, Davut; Atalay, Yusuf; Macit, Mustafa; Agar, Aysen Alaman (Pergamon-Elsevier Science Ltd, 2014)A novel compound has been synthesized, and its structure has been characterized by IR, UV-vis, NMR and X-ray single-crystal determination techniques. The title compound crystallizes in the orthorhombic space group P2(1)2(1)2(1) ... -
Mesomeric effect on the structural and electronic properties of 4-(2-tert-butyl-4-methylphenoxy)phthalonitrile
Karabiyik, Hasan; Agar, Aysen Alaman; Iskeleli, Nazan Ocak (Springer/Plenum Publishers, 2010)The molecular and crystal structures of the title compound, C19H18N2O, were determined and characterized by single crystal X-ray diffraction and spectroscopic methods. Details of the molecular geometry imply that there is ... -
Molecular structure, spectroscopic and density functional studies on 2-{[(5-nitrothiophen-2-yl)methylidene]amino}phenol
Tanak, Hasan; Semiz, Levent; Kocak, Figen; Agar, Aysen Alaman; Özdemir, Namık (Elsevier Gmbh, 2019)The characterization of 2-{[(5-nitrothiophen-2-yl)methylidene]amino}phenol Schiff base was performed by FTIR and UV-vis spectroscopic techniques. Theoretical computations of the molecular structure and frequencies of ... -
Quantum-chemical, spectroscopic and X-ray diffraction studies of (E)-2-[(2-Bromophenyl)iminomethyl]-4-trifluoromethoxyphenol
Tanak, Hasan; Agar, Aysen Alaman; Büyükgüngör, Orhan (Pergamon-Elsevier Science Ltd, 2012)The Schiff base compound (E)-2-[(2-Bromophenyl)iminomethyl]-4-trifluoromethoxyphenol has been synthesised and characterised by IR, UV-vis, and X-ray single-crystal determination. The molecular geometry from X-ray determination ...
