organic compounds
In the title compound, C10H11N3OS, an intramolecular C—HS hydrogen bond is observed, which leads to a thione tautomer in the solid state. The benzene ring forms a dihedral angle of 85.33 (6)° with the triazole ring. There are intermolecular N—HS and O—HN hydrogen bonds and C—Hπ interactions.
organic compounds
In the title compound, C23H16N2O3·CH4O, the N—N bond distance in the pyrazole ring, which is planar within 0.008 Å, is 1.3634 (18) Å. The crystal packing is stabilized by O—HO, O—HN and C—HO intermolecular hydrogen bonds.
organic compounds
In the title compound, C28H25N3O5, the three benzene rings form dihedral angles of 58.09 (6), 36.97 (6) and 48.01 (7)° with the pyrimidine ring. One of the p-methoxy groups shows conformational disorder. A three-dimensional structure is formed via weak C—HO hydrogen-bond interactions.
organic compounds
In the title compound, C27H23N3O5, the pyrimidine ring is slightly puckered. The mean plane of the pyrimidine ring forms dihedral angles of 28.26 (10), 55.53 (9) and 55.96 (10)° with the three benzene rings in the molecule. There are intramolecular and intermolecular C—HO interactions.
organic compounds
In the title compound, C15H15N3OS, the thiosemicarbazone moiety is planar, with a maximum deviation of 0.0369 (11) Å, and has an E configuration. The planar phenyl rings make dihedral angles of 26.56 (9) and 81.20 (5)° with the plane of the thiosemicarbazone moiety. In the molecule, there are two intramolecular interactions of types N—HO and N—HN. In the crystal structure, there are two intermolecular interactions of types O—HS and N—HS, leading to the formation of dimers.
organic compounds
In the title compound, C16H13N3OS, the plane of the —C—CH=N—NH—C— bridge makes dihedral angles of 7.9 (2) and 11.9 (4)° with the planes of the phenol and thiazole rings, respectively. In the molecule, there are two intramolecular interactions of type O—HN and C—HN. In the crystal structure, there are two intermolecular interactions of type C—HN and N—HO, leading to the formation of dimers.
organic compounds
In the title compound, C21H31NO, the cyclobutane ring is puckered, with a dihedral angle of 25.74 (6)°. The mesityl and 2-N-piperidino-1-oxoethyl groups are in cis positions. The piperidine fragment adopts a chair conformation. Intermolecular C—HO interactions involving the piperidine CH group and the keto O atom lead to the formation of dimers, and intermolecular C—Hπ interactions involving the cyclobutane CH group and the benzene ring are responsible for the formation of a two-dimensional network.
organic compounds
In the title compound, C15H19N5OS, the morpholine ring adopts a chair conformation. The mean plane of the pyridine ring makes a dihedral angle of 35.16 (7)° with the triazole ring plane.
organic compounds
In the title compound, C8H8N4OS, the planar triazole ring is effectively coplanar with the benzene ring, which facilitates the formation of three intramolecular interactions N—HS (leading to a thione tautomer in the solid state), O—HN and C—HN. Intermolecular N—HS interactions lead to the formation of dimers, which are, in turn, linked to each other by N—HO hydrogen bonds.
organic compounds
In the title compound, C21H22N2O6·H2O, the pyrazolium ring is in an envelope conformation. In the crystal structure, intermolecular O—HO hydrogen bonds form molecular tapes along [001]. In addition, weak C—HO and a C—Hπ interaction link molecules into a three-dimensional network.