In the title complex, [Ni(C7H14N4OS)2]Cl2, the NiII ion is six-coordinated in a distorted octahedral geometry by four N atoms from the two imine and two oxime groups, and two S atoms from the thione groups. Two chloride ions complete the asymmetric unit. In the crystal, molecules are linked through N—H⋯Cl and O—H⋯Cl hydrogen bonds into an infinite chain propagating along .
In the title compound, C6H12N4OS, an intramolecular N—H⋯N hydrogen-bond is present giving rise to an S(5) ring motif. In the crystal, double-stranded chains propagating along  are formed via pairs of O—H⋯S and N—H⋯S hydrogen bonds. The chains are further stabilized by C—H⋯S interactions.
The asymmetric unit of the title compound, [Ni(C6H12N4OS)2]Cl2, contains two independent NiII complex cations and four chloride anions. Each NiII ion is six-coordinated in a distorted octahedral geometry by four N atoms from the two imine and two oxime groups and two S atoms from the thione group. In the crystal, the cations and anions are linked through N—H⋯Cl and O—H⋯Cl hydrogen bonds into infinite chains propagating along . Weak intermolecular C—H⋯O and C—H⋯Cl hydrogen bonds are also observed.
The molecular structure of the title compound, C11H13N3S, is not planar: the maximum deviation from the mean plane of the non-H atoms is 0.521 (2) Å for an aliphatic C atom, which corresponds to an envelope conformation for the non-aromatic ring. The hydrazinecarbothioamide substituent and the benzene ring have maximum deviations from the mean planes through the non-H atoms of 0.0288 (16) and 0.0124 (27) Å, respectively, and the dihedral angle between the two planes is 8.84 (13)°. In the crystal, molecules are linked into chains along  by pairs of N—H⋯S hydrogen bonds between molecules related by centres of symmetry.
In the title compound, C11H12N4OS, an intramolecular N—H⋯O hydrogen bond generates an S(6) ring motif. In the crystal, the molecules form a helical chain along the a axis through an N—H⋯O hydrogen bond. These chains are extended by an N—H⋯S hydrogen bond and a C—H⋯π interaction into a three-dimensional network.
In the title compound, C11H15N3O3S, the C—S—N(H)—N linkage is nonplanar, the torsion angle being 75.70 (12)°. The compound has two almost planar fragments linked to the S atom: the hydrazone-derivative fragment [(HONC4H6)N—N(H)–] and the tolyl fragment (C7H7–) have maximum deviations from the mean plane through the non-H atoms of 0.0260 (10) and 0.0148 (14) Å, respectively. The two planar fragments make an interplanar angle of 79.47 (5)°. In the crystal, molecules are connected through inversion centers via pairs of N—H⋯O and O—H⋯N hydrogen bonds.
In the title compound, C10H9N5O3S, an intramolecular N—H⋯O hydrogen bond generates an S(6) ring motif. In the crystal, molecules are linked via N—H⋯S hydrogen bonds into a zigzag chain along the b axis. C—H⋯O interactions are observed between the chains.
In the title compound, C12H17N3O2S, the dihedral angle between the mean planes of the hydrazinecarbothioamide group and the benzene ring is 86.8 (4)°. In the crystal, intermolecular O—H⋯S hydrogen bonds link the molecules into chains along . The crystal studied was an inversion twin, the refined ratio of the twin components being 0.98021 (3):0.01978 (7).
In the title compound, C11H11FN4OS, an intramolecular N—H⋯O hydrogen bond generates an S(6) ring. In the crystal, molecules form chains through N—H⋯O hydrogen bonds, which are extended by N—H⋯S hydrogen bonds into an infinite three-dimensional network.
In the crystal of the title compound, C9H9ClFN3S, the molecules are interconnected by N—H⋯S and N—H⋯F hydrogen bonds. There are two different N—H⋯S hydrogen bond: the stronger one links molecules into infinite chains along the b axis with graph-set motif C(4), while the weaker N—H⋯S hydrogen bond combines with the previous one into an R
2(8) network. Moreover, the chains are linked into layers parallel to (102) by weak N—H⋯F hydrogen bonds, which form an R
2(22) ring motif. In addition, there are also weak π–π interactions between the benzene rings of adjacent molecules [centroid–centroid distance = 3.8997 (15) Å].
In the title compound, C22H19N5OS·H2O, the naphthalene ring system and the benzene ring [dihedral angle = 85.19 (8)°] make dihedral angles of 87.02 (9) and 14.41 (10)°, respectively, with the pyrazole ring. The mean plane through the 2-methylenehydrazinecarbothioamide group [C—N—N—C(=S)—N; maximum deviation = 0.022 (1) Å] is slightly twisted from the pyrazole ring [dihedral angle = 5.60 (11)°]. In the crystal, molecules are linked by N—H⋯S, N—H⋯O, O—H⋯S, O—H⋯N and C—H⋯S hydrogen bonds into sheets parallel to the ab plane. π–π interactions are also observed [centroid-to-centroid distances = 3.7778 (12) and 3.7010 (12) Å].
In the crystal of the title compound, C8H15N3S, molecules are linked by N—H⋯S hydrogen bonds, forming chains along . An intramolecular N—H⋯N hydrogen bond is also present.
The title compound, C11H13N3S, is close to being planar, with a dihedral angle of 9.64 (3)° between the benzene ring and the thiosemicarbazone mean plane, maintained by the presence of π-conjugation in the chain linking the the two systems. In the crystal, N—H⋯S hydrogen bonds form centrosymmetric dimers through a cyclic association [graph-set R
The asymmetric unit of the title compound, C11H11N3S2·0.5CH4O, contains four thiosemicarbazone molecules and two methanol solvent molecules. Each hydrazinecarbothioamide molecule adopts an E configuration with respect to the C=N double bond and is stabilized by an intramolecular N—H⋯N hydrogen bond, resulting in an S(5) ring motif. In the crystal structure, an extensive network of N—H⋯O, N—H⋯N, O—H⋯S and N—H⋯S hydrogen bonds and weak C—H⋯O, C—H⋯N and C—H⋯S contacts together with an S⋯S [3.5958 (14) Å] and a C—H⋯π interaction form a three-dimensional network.
In the title compound, C15H11ClN4OS, the dihedral angle between the nine-membered 5-chloroindolin-2-one ring system and the benzene ring is 10.00 (6)°. Intramolecular cyclic N—H⋯O and C—H⋯S hydrogen-bonding interactions [graph set S(6)] are present in the N—N—C—N chain between the ring systems. In the crystal, molecules form centrosymmetric cyclic dimers through intermolecular N—H⋯O hydrogen bonds [graph-set R
2(8)] and are extended by C—H⋯Cl interactions into infinite chains which propagate along .
In the title compound, C16H13ClN4OS, the isatin ring system is oriented at dihedral angles of 10.60 (7) and 72.60 (3)° with respect to the thiosemicarbazide and 2-chlorobenzyl groups, respectively. The near planarity of the isatin and thiosemicarbazide groups [r.m.s. deviations of 0.0420 and 0.0163 Å, respectively] is reinforced by intramolecular N—H⋯O and N—H⋯N hydrogen bonds, which generate S(6) and S(5) rings, respectively. In the crystal, inversion dimers linked by pairs of N—H⋯O hydrogen bonds generate R
2(8) loops. Aromatic π–π stacking interactions between the centroids of heterocyclic five-membered and benzene rings [distance = 3.6866 (11) Å] are also observed.
In the title compound, C20H21NO5, the dihedral angle between the mean planes through the two rings is 47.1 (8)°. The enoate group assumes an extended conformation. The hydroxyethanimine group is essentially coplanar with the benzene ring, the largest deviation from the mean plane being 0.061 (1) Å for the O atom. In the crystal, molecules are linked into cyclic centrosymmetric dimers with an R
2(6) motif via pairs of O—H⋯N hydrogen bonds. Intermolecular C—H⋯O hydrogen bonds form a C(8) chain along the b axis. The crystal packing is further stabilized by C—H⋯π interactions.
The molecule of the title compound, C10H11N3O3, adopts an all-trans conformation and is approxomately planar, the largest deviation from the least-squares plane through all non-H atoms being 0.261 (1) Å. An intramolecular O—H⋯N hydrogen bond occurs. In the crystal, the molecules are packed into layers lying parallel to the ab plane by π-stacking interactions between the benzene ring of one molecule and the C—N bond of the oxime group of another molecule; the shortest intermolecular C⋯C separation within the layer is 3.412 (1) Å. The layers are connected by O—H⋯O and N—H⋯O hydrogen bonds.
The title compound, C14H16N6O2, is a second monoclinic polymorph of 2-[1-(3,5-dimethyl)pyrazolyl]-2-hydroxyimino-N′-[1-(2-pyridyl)ethylidene] acetohydrazide, with two crystallographically independent molecules per asymmetric unit. The non-planar molecules are chemically equal having similar geometric parameters. The previously reported polymorph [Plutenko et al. (2012 ▶). Acta Cryst. E68, o3281] was described in space group Cc (Z = 4). The oxime group and the O atom of the amide group are anti with respect to the C—C bond. In the crystal, molecules are connected by N—H⋯N hydrogen bonds into zigzag chains extending along the b axis.
The title compound, C15H11FN4OS, crystallizes with three independent molecules (A, B and C) in the asymmetric unit. The dihedral angles between the nine-membered 5-fluoroindolin-2-one ring system and the benzene ring are 22.14 (11), 12.56 (11) and 3.70 (11)° in molecules A, B and C, respectively. In all three molecules, intramolecular cyclic N—H⋯O and C—H⋯S hydrogen-bonding interactions [graph set S(6)] are present in the N—N—C—N chain between the ring systems. In the crystal, the A molecules form centrosymmetric cyclic dimers through intermolecular N—H⋯O hydrogen bonds, which are linked into a supramolecular chain along  via C—H⋯F interactions; each type of hydrogen bond has graph set graph set R
2(8). A similar chain stabilised by similar interactions and also along  but, comprising alternating molecules of B and C is found. The latter chains are connected via C—H⋯S interactions, forming a layer with a zigzag topology parallel to (001).
The title compound, C15H16N4S, exists in the Z conformation with the thionyl S atom lying cis to the azomethine N atom. The shortening of the N—N distance [1.3697 (17) Å] is due to extensive delocalization with the pyridine ring. The hydrazine–carbothioamide unit is almost planar, with a maximum deviation of 0.013 (2) Å for the amide N atom. The stability of this conformation is favoured by the formation of an intramolecular N—H⋯N hydrogen bond. The packing of the molecules involves no classical intermolecular hydrogen-bonding interactions; however, a C—H⋯π interaction occurs.
In the crystal structure of the title compound, C11H15N3O2S, molecules are linked by pairs of N—H⋯O and O—H⋯S hydrogen, forming inversion dimers. These dimers are linked by N—H⋯S hydrogen bonds, forming double-stranded chains propagating along the b-axis direction. The two C atoms of the end chain of the molecule are disordered over two sets os sites [occupancy ratio 0.574 (9):0.426 (9)].
In the title compound, C18H17N5OS, the mean plane of the pyrazole ring [maximum deviation = 0.0031 (12) Å] forms dihedral angles of 19.6 (4) and 9.3 (5)° with the two disorder components of the N-bound benzene ring (with equal occupancies for the two orientations) and a dihedral angle of 72.58 (8)° with the C—O-bonded benzene ring. The molecule exists in a trans conformation with respect to the N=C bond [1.2792 (19) Å]. The molecular structure features an intramolecular C—H⋯O hydrogen bond, forming an S(6) ring. In the crystal, N—H⋯N and N—H⋯S hydrogen bonds result in the formation of zigzag layers lying parallel to (10-1).
In the title compound, C10H9ClN4OS, an intramolecular N—H⋯O hydrogen-bonding interaction and an N—H⋯N interaction generate ring motifs [graph sets S(6) and S(5), respectively]. In the crystal, molecules form a chain through N—H⋯O hydrogen bonds, and these are extended by N—H⋯S hydrogen-bonding interactions into an infinite three-dimensional network. The crystal structure also exhibits weak C—H⋯π interactions.
In the title compound, C16H14N4OS, the dihedral angle between the nine-membered 5-methylindolin-2-one ring system and the benzene ring is 10.21 (7)°. Intramolecular cyclic N—H⋯O and C—H⋯S hydrogen-bonding interactions [graph set S(6)] are present within the N—N—C—N chain between the ring systems. In the crystal, molecules form centrosymmetric cyclic dimers through pairs of N—H⋯O hydrogen bonds [graph set R