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Z)-3-hydroxy-6-[(2-methoxyphenylamino)-methylene]cyclohexa-2,4-dienone
(Int Union Crystallography, 2005)
The title compound, C14H13N1O3, adopts the keto-amine tautomeric form, with an intramolecular N - H (...) O resonance-assisted hydrogen bond. The two benzene rings are nearly coplanar [dihedral angle = 14.3 (2)degrees]. ...
(E)-5-(4-Bromophenyldiazenyl)salicylaldehyde
(Int Union Crystallography, 2005)
The molecule of the title compound, C13H9BrN2O2, is approximately planar and displays a trans configuration with respect to the N=N double bond. The dihedral angle between the two aromatic rings is 3.65 (16)degrees. The ...
(E)-5-[(2-fluorophenyl)diazenyl]-2-hydroxy-3-methoxybenzaldehyde
(Int Union Crystallography, 2005)
The title compound, C14H11FN2O3, displays the characteristic features of azobenzene derivatives. Intramolecular O - H center dot center dot center dot O and weak pi - pi interactions influence the conformation of the ...
(E)-5-[(3-bromophenyl)diazenyl]-2-hydroxy-3-methoxybenzaldehyde
(Int Union Crystallography, 2005)
The title structure, C14H11BrN2O3, displays the characteristic features of azobenzene derivatives. The two aromatic rings are nearly coplanar, forming a dihedral angle of 8.71 (12)degrees. There is a strong intramolecular ...
(E)-5-(4-Chlorophenyldiazenyl)salicylaldehyde
(Int Union Crystallography, 2005)
The molecule of the title compound, C13H9ClN2O2, is approximately planar and displays a trans configuration with respect to the central N=N double bond. The dihedral angle between the two aromatic rings is 3.69 (14)degrees. ...
(E)-5-(4-Ethylphenyldiazenyl)salicylaldehyde
(Int Union Crystallography, 2005)
The molecule of the title compound, C15H14N2O2, is approximately planar and displays a trans configuration with respect to the N=N double bond. The dihedral angle between the two aromatic rings is 10.90 (14)degrees. The ...
(Z)-6-{[1,3-dihydroxy-2-(hydroxymethyl)propan-2-yl-amino]methylene}-4-[(E)-(4-ethylphenyl)diazenyl]-cyclohexa-2,4-dienone
(Int Union Crystallography, 2005)
The title compound, C19H23N3O4, adopts the keto-amine tautomeric form, with the H atom located on N rather than on O. This H atom is involved in a strong intramolecular hydrogen bond. The configuration around the azo N N ...
2-Hydroxy-6-[(2-methoxyphenyl)aminomethylene]cyclohexa-2,4-dienone
(Int Union Crystallography, 2005)
The molecule of the title compound, C14H13NO3, adopts the keto-amine tautomeric form. An intramolecular N-H center dot center dot center dot O hydrogen bond dictates the essentially planar molecular geometry; the two benzene ...
(iE)-2-methoxy-6-[(2-trifluoromethylphenylimino)methyl]phenol
(Int Union Crystallography, 2005)
The title compound, C15H12NO2F3, adopts the phenol-imine tautomeric form. The two aromatic rings are twisted with respect to each other, with a dihedral angle of 17.83 (19)degrees. O-H center dot center dot center dot N ...
(E)-2-[1,3-dihydroxy-2-(hydroxymethyl)propan-2-ylaminomethylene]-4-[(4-ethylphenyl)diazenyl]-6-methoxycyclohexanone
(Int Union Crystallography, 2005)
The title compound, C20H25N3O5, adopts the keto-amine tautomeric form and displays the characteristic features of azobenzene derivatives. Intramolecular N - H (...) O and O H (...) O and intermolecular O - H (...) O ...
