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Crystal structure of 4-(4-chlorophenyl)-6-(morpholin-4-yl)pyridazin-3(2H)-one
(Int Union Crystallography, 2015)
In the title compound, C14H14ClN3O2, the morpholine ring adopts a chair conformation, with the exocyclic N-C bond in an equatorial orientation. The 1,6-dihydropyridazine ring is essentially planar, with a maximum deviation ...
Crystal structure of 2-{[(5-nitrothiophen-2-yl)methylidene]amino}phenol
(Int Union Crystallography, 2015)
The title compound, C11H8N2O3S, is roughly planar; the dihedral angle between the planes of the thiophene and benzene rings is 8.38 (10)degrees. An intramolecular O-H center dot center dot center dot N hydrogen bond generates ...
Crystal structure and Hirshfeld surface analysis of N,N '-bis(3-tert-butyl-2-hydroxy-5-methylbenzylidene)ethane-1,2-diamine
(Int Union Crystallography, 2018)
The title compound, C26H36N2O2, crystallizes in the phenol-imine form. In the molecule, there are intramolecular O-H center dot center dot center dot N hydrogen bonds forming S(6) ring motifs, and the two aromatic rings ...
Crystal structure and Hirshfeld surface analysis of N,N '-[ethane-1,2-diylbis(oxy)]bis(4-methymenzene-sulfonamide)
(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 and Hirshfeld surface analysis of 2-phenyl-1H-phenanthro[9,10-d]imidazol-3-ium benzoate
(Int Union Crystallography, 2020)
In the title compound, C21H15N2+center dot C7H5O2-, 2-phenyl-1H-phenanthro[9,10-d]imidazole and benzoic acid form an ion pair complex. The system is consolidated by hydrogen bonds along with pi-pi interactions and N-H ...
Crystal structure and Hirshfeld surface analysis of 4-[4-(1H-benzo[d] imidazol-2-yl)phenoxy]phthalo-nitrile monohydrate
(Int Union Crystallography, 2018)
In the title compound, C21H12N4O center dot H2O, the five-membered ring is essentially planar with a maximum deviation of 0.004 (2) angstrom. An N-H center dot center dot center dot O hydrogen bond connects the organic and ...
Crystal structure of 4-[(E)-(4-nitrobenzylidene)amino]phenol
(Int Union Crystallography, 2015)
The asymmetric unit of the title compound, C13H10N2O3, contains four independent molecules (I, II, III and IV). Molecule IV shows whole-molecule disorder over two sets of adjacent sites in a 0.669 (10):0.331 (10) ratio. ...
Crystal structure of 2-{[2-methoxy-5-(trifluoromethyl)phenyl]iminomethyl}-4-nitrophenol
(Int Union Crystallography, 2015)
In the title compound, C15H11F3N2O4, the N=C bond of the central imine group adopts an E conformation. The dihedral angle between two benzene rings is 6.2 (2)degrees. There is an intramolecular bifurcated O-H center dot ...
Crystal structure of 2-ethyl-4-methyl-1-(2-oxido-3,4-dioxocyclobut-1-en-1-yl)-1H-imidazol-3-ium
(Int Union Crystallography, 2016)
In the title inner salt molecule, C10H10N2O3, the four-membered cyclobutene ring is twisted by 7.1 (2)degrees with respect to the five-membered imidazole ring. The crystal packing exhibits an R-2(2)(9) hydrogen-bonding ...
Crystal structure of (Z)-4-[1-(4-acetylanilino)ethyl-idene]-3-methyl-1-phenyl-1H-pyrazol-5(4H)-one
(Int Union Crystallography, 2015)
In the solid state, the title compound, C20H19N3O2, adopts the keto amine tautomeric form, with the H atom attached to the N atom, which participates in an intramolecular N-H center dot center dot center dot O hydrogen ...