organic compounds
Open access
The seven-membered ring in the title compound, C18H16N2O, adopts a boat conformation with the two phenylene carbons representing the stern and the methylene C atom the prow. The dihedral angle between the best plane through the seven-membered ring and the phenyl ring is 62.13 (3)°.
organic compounds
Open access
In the title compound, C18H26N4OS, the imine C=N bond has a Z configuration, whereas the N—N—C=S unit has an E conformation. In the crystal, molecules are connected through N—HO hydrogen bonds, forming zigzag chains running along the b axis. The nonyl chain adopts an extended zigzag conformation.
organic compounds
Open access
In the title 1-alkylisatin 3-thiosemicarbazone, C19H28N4OS, the imine C=N bond has a Z configuration, whereas the N—N—C=S unit has an E conformation. In the crystal, molecules are connected by N—HO hydrogen bonds, forming zigzag chains running along the b axis.
organic compounds
Open access
The seven-membered fused-ring in the title compound, C10H10N2O·H2O, adopts a boat conformation (with the two phenylene C atoms representing the stern and the methylene C atom the prow). In the crystal, two benzodiazepinone molecules are linked about a center of inversion by diazepine–carbonyl N—HO hydrogen bonds. The dimers are further linked by water–diazepine O—HN hydrogen bonds, forming a linear chain.
organic compounds
Open access
In the title N-substituted benzimidazol-2-one, C10H10N2O, the fused ring system is almost planar (r.m.s. deviation = 0.01 Å) and aligned at 57.9 (1)° with respect to the propenyl fragment. In the crystal, adjacent molecules are linked by pairs of N—HO hydrogen bonds into inversion dimers.
organic compounds
Open access
In the title N-alkyl isatin, C22H33NO2, the isatin moiety is planar (r.m.s. deviation = 0.03 Å). The tetradecyl substituent has all torsion angles in an antiperiplanar conformation.
organic compounds
Open access
In the title N-alkyl isatin, C18H25NO2, the isatin moiety is almost planar (r.m.s. deviation = 0.03 Å). C-C-C-C torsion angles of the decyl substituent indicate an all-antiperiplanar conformation.