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1-{5-[(E)-(2-Fluorophenyl)diazenyl]-2-hydroxyphenyl}ethanone
Yazici, Serap; Albayrak, Cigdem; Gumrukcuoglu, Ismail; Senel, Ismet; Büyükgüngör, Orhan (Wiley-Blackwell, 2011)Theere are two independent molecules in the asymmetric unit of the title compound, C14H11FN2O2, each with a trans configuration with respect to the azo double bond. The dihedral angle between the aromatic rings is 17.21 ... -
2-[(4-Chlorophenyl)iminomethyl]hydroquinone
Yazici, Serap; Ersahin, Ferda; Agar, Erbil; Senel, Ismet; Büyükgüngör, Orhan (Wiley-Blackwell, 2009)The title compound, C(13)H(10)ClNO(2), exists in the phenol-imine form in the crystal, and the aromatic rings are oriented at a dihedral angle of 2.82(9)degrees. An intramolecular O-H center dot center dot center dot N ... -
4-{2-Methoxy-6-[(4-methylphenyl)iminomethyl]phenoxy}phthalonitrile
Yazici, Serap; Akkaya, Abdullah; Agar, Erbil; Senel, Ismet; Büyükgüngör, Orhan (Wiley-Blackwell, 2009)In the molecule of the title compound, C(23)H(17)N(3)O(2), the methoxyphenyl ring is oriented at dihedral angles of 13.34 (12) and 88.83 (12)degrees with respect to the methylphenyl and phthalonitrile rings, respectively; ... -
5-[(E)-(4-Propylphenyl)diazenyl]-2-hydroxyphenyl}ethanone
Yazici, Serap; Albayrak, Cigdem; Gumrukcuoglu, Ismail; Senel, Ismet; Büyükgüngör, Orhan (Wiley-Blackwell, 2011)The molecular geometry of the title compound, C17H18N2O2, displays an E configuration with respect to the azo group. The dihedral angle between the aromatic rings is 10.39 (4)degrees. In the molecule, an intramolecular O-H ... -
Crystal Structure and DFT Calculations of Two Derivatives of Phthalimide.
Yazici, Serap; Turkoz, Nalan; Kutuk, Halil; Senel, Ismet; Büyükgüngör, Orhan (Int Union Crystallography, 2009)… -
Crystallographic and conformational analyses of zwitterionic form of (E)-2-methoxy-6-[(2-morpholinoethylimino)methyl]phenolate
Petek, Hande; Albayrak, Cigdem; Iskeleli, Nazan Ocak; Agar, Erbil; Senel, Ismet (Springer/Plenum Publishers, 2007)The single crystal X-ray diffraction analysis of the title compound, C14H20N2O3, reveals that the structure is adapted to its zwitterionic form and R-2(2)(12) centrosymmetric dimers are formed by N+ - H center dot center ... -
Crystallographic and Conformational Analysis of [(Z)-2-ethoxy-6-[(2-hydroxyphenylamino)methylene]cyclohexa-2,4-dienone]
Petek, Hande; Albayrak, Cigdem; Odabaşoğlu, Mustafa; Senel, Ismet; Büyükgüngör, Orhan (Springer/Plenum Publishers, 2008)The single crystal X-ray diffraction analysis of the title compound, C15H15NO3, shows that the structure is adopted to its NH tautomeric form and crystallizes in the orthorhombic space group P bcn with a = 21.2424(15) ... -
(E)-2-[(2-Ethylphenyl)iminiomethyl]-6-hydroxyphenolate
Yazici, Serap; Albayrak, Cigdem; Gumrukcuoglu, Ismail; Senel, Ismet; Büyükgüngör, Orhan (Wiley-Blackwell, 2010)The molecule of the title compound, C(15)H(15)NO(2), crystallizes in a zwitterionic form, and displays an E configuration about the C=N bond. The dihedral angle between the two aromatic rings is 5.59 (6)degrees. An ... -
(E)-2-[(2-Ethylphenyl)iminomethyl]-6-methoxyphenol
Yazici, Serap; Albayrak, Cigdem; Gumrukcuoglu, Ismail; Senel, Ismet; Büyükgüngör, Orhan (Wiley-Blackwell, 2010)The molecule of the title compound, C(16)H(17)NO(2), adopts the phenol-imine tautomeric form with a strong intramolecular O-H center dot center dot center dot N hydrogen bond and an E conformation with respect to the ... -
(E)-2-[(3-Bromophenylimino)methyl]-6-methylphenol
Akkaya, Abdullah; Ersahin, Ferda; Senel, Ismet; Agar, Erbil; Büyükgüngör, Orhan (Int Union Crystallography, 2007)The title compound, C14H12BrNO, crystallizes in a phenol-imine tautomeric form. The structure is stabilized by O-H center dot center dot center dot N intramolecular hydrogen bonds, C-H center dot center dot center dot pi ... -
(E)-2-acetyl-4-(4-methoxyphenyldiazenyl) phenol: X-ray and DFT-calculated structure
Yazici, Serap; Albayrak, Cigdem; Gumrukcuoglu, Ismail Erdem; Senel, Ismet; Büyükgüngör, Orhan (Scientific Technical Research Council Turkey-Tubitak, 2011)The crystal structure of the title compound, (E)-2-acetyl-4-(4-methoxyphenyldiazenyl) phenol, displays a trans configuration of the azo moiety as found for other azo (diazene) derivatives. The aromatic mean planes are ... -
(E)-2-Acetyl-4-[(3-methylphenyl)diazenyl]phenol: an X-ray and DFT study
Yazici, Serap; Albayrak, Cigdem; Gumrukcuoglu, Ismail; Senel, Ismet; Büyükgüngör, Orhan (Int Union Crystallography, 2010)The title compound, C15H14N2O2, an azo dye, displays a trans configuration with respect to the N = N bridge. The dihedral angle between the aromatic rings is 0.18 (14)degrees. There is a strong intramolecular O-H center ... -
(E)-2-Hydroxy-6-[(4-propylphenyl)iminiomethyl]phenolate
Yazici, Serap; Albayrak, Cigdem; Gumrukcuoglu, Ismail; Senel, Ismet; Büyükgüngör, Orhan (Wiley-Blackwell Publishing, Inc, 2010)The title compound, C(16)H(17)NO(2), crystallizes with three crystallographically independent zwitterionic molecules in the asymmetric unit which differ significantly in the orientations of the propyl side chains. The ... -
(E)-2-Methyl-6-[3-(trifluoromethyl)-phenyliminomethyl]phenol
Akkaya, Abdullah; Ersahin, Ferda; Agar, Erbil; Senel, Ismet; Büyükgüngör, Orhan (Blackwell Publishing, 2007)The title compound, C15H12NOF3, adopts the phenol-imine tautomeric form. The molecule is approximately planar and intramolecular O-H center dot center dot center dot N hydrogen bonding generates an S(6) ring motif. C-H ... -
(E)-2-{1-[(4-Ethoxyphenyl)imino]ethyl}phenol
Petek, Hande; Albayrak, Cigdem; Agar, Erbil; Iskelei, Nazan Ocak; Senel, Ismet (Blackwell Publishing, 2007)The crystal structure of the title compound, C16H17NO2, contains two independent molecules in the asymmetric unit. Both molecules adopt the phenol-imine tautomeric form, with strong intramolecular O-H center dot center dot ... -
(E)-4-(p-Tolyldiazenyl)phenol
Petek, Hande; Ersahin, Ferda; Albayrak, Cigdem; Agar, Erbil; Senel, Ismet (Blackwell Publishing, 2006)The title compound, C13H12N2O, consisting of two aromatic groups linked through a diazene bridge, exhibits trans geometry with respect to the azo double bond and deviates slightly from planarity. The crystal structure is ... -
Experimental and density functional theory (DFT) studies on (E)-2-Acetyl-4-(4-nitrophenyldiazenyl) phenol
Yazici, Serap; Albayrak, Cigdem; Gumrukcuoglu, Ismail; Senel, Ismet; Büyükgüngör, Orhan (Elsevier, 2011)A suitable single crystal of (E)-2-Acetyl-4-(4-nitrophenyldiazerwl) phenol, formulated as C14H11N3O4, (I), reveals that the structure is adopted to its E configuration and molecules are linked by C-H center dot center dot ... -
Experimental and quantum chemical computational study of (E)-1-[5-(3,4-dimethylphenyldiazenyl)-2-hydroxyphenyl]ethanone
Yazici, Serap; Albayrak, Cigdem; Gumrukcuoglu, Ismail Erdem; Senel, Ismet; Büyükgüngör, Orhan (Pergamon-Elsevier Science Ltd, 2012)In this work, the azo dye, (E)-1-[5-(3,4-dimethylphenyldiazenyl)-2-hydroxyphenyl]ethanone, has been synthesized and characterized by IR. and X-ray single-crystal determination. In the theoretical calculations, the stable ... -
N-(p-methoxyphenylsulfanyl)phthalimide
Yazici, Serap; Turkoz, Nalan; Kutuk, Halil; Senel, Ismet; Büyükgüngör, Orhan (Blackwell Publishing, 2007)In the molecule of the title compound, C15H11NO3S, the dihedral angle between the phthalimide ring system and the benzene ring is 74.07 (8)degrees. -
N-[(4-Methylphenyl)sulfanyl]phthalimide
Yazici, Serap; Turkoz, Nalan; Kutuk, Halil; Senel, Ismet; Büyükgüngör, Orhan (Int Union Crystallography, 2007)In the title compound, C15H11NO2S, the dihedral angle between the two planar ring systems is 74.49 (5)degrees.
