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].
The title compound, C13H8Br2ClNO3S, exhibits whole-molecule disorder over two orientations in a 0.805 (6):0.195 (6) ratio. The dihedral angles between the thiophene ring [maximum deviations = 0.017 (4) and 0.033 (9) Å for the major and minor components, respectively] and the chloro-substituted phenyl ring are 32.1 (5) (major component) and 26.3 (18)° (minor component). In the crystal, C—H⋯Cl and C—H⋯O hydrogen bonds link the molecules into sheets lying parallel to the bc plane. Aromatic π–π stacking interactions [centroid–centroid distance = 3.550 (7) Å] are also observed.
The asymmetric unit of the title compound, C11H10N6O3S, contains two independent molecules, each of which is stabilized by an intramolecular N—H⋯O hydrogen bond, forming an S(6) ring motif. In one molecule, the pyrazole ring forms a dihedral angle of 10.93 (14)° with the benzene ring. The corresponding dihedral angle in the other molecule is 7.03 (14)°. In the crystal, molecules are linked via pairs of (N,N)—H⋯O bifurcated acceptor bonds which, together with C—H⋯O hydrogen bonds, form sheets parallel to (001).
In the title compound, C18H15ClN6O3, the 1,2,3-triazole ring forms dihedral angles of 15.64 (5) and 57.50 (5)° with the two benzene rings. The dihedral angle between the two benzene rings is 72.26 (5)°. In the crystal, molecules are linked via C—H⋯O hydrogen bonds into chains propagating along the b axis. A short O⋯C contact of 2.9972 (13) Å is observed.
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 (systematic name: 4-bromoacetyl-1,2,3-oxadiazol-3-ylium-5-olate), C10H7BrN2O3, the 1,2,3-oxadiazole ring and bromoacetyl group are essentially planar [maximum deviation = 0.010 (4) and 0.013 (3) Å respectively] and form dihedral angles of 59.31 (19) and 67.96 (11)°, respectively, with the phenyl ring. The 1,2,3-oxadiazole ring is twisted slightly from the mean plane of the bromoacetyl group, forming a dihedral angle of 9.16 (24)°. In the crystal, molecules are linked by pairs of weak C—H⋯O hydrogen bonds into inversion dimers with R
2(12) ring motifs. The dimers are further connected by weak C—H⋯O hydrogen bonds into an infinite tape parallel to the b axis. In addition, π–π stacking interactions [centroid–centroid distance = 3.6569 (19) Å] and short intermolecular contacts [O⋯O = 2.827 (3) and C⋯C = 3.088 (5) Å] are observed.
In the title hydrate, C10H7N3OS·H2O, the essentially planar benzofuran [maximum deviation = 0.006 (1) Å] and 4,5-dihydro-1H-1,2,4-triazole [maximum deviation = 0.007 (1) Å] rings form a dihedral angle of 11.67 (6)°. In the crystal, O—H⋯N, O—H⋯S, N—H⋯O and N—H⋯S hydrogen bonds link the molecules into sheets lying parallel to the bc plane. Aromatic π–π stacking interactions [centroid–centroid distances = 3.5078 (8)–3.6113 (8) Å] are also observed.
The asymmetric unit of the title compound, C12H12F2N2O3, contains two molecules, both of which exist in an E conformation with respect to their C=N bonds [1.321 (6) and 1.310 (6) Å]. The molecular conformations are supported by intramolecular N—H⋯O hydrogen bonds, which generate S(6) rings. In the crystal, molecules are linked by C—H⋯O and C—H⋯F hydrogen bonds into layers lying parallel to (001). The crystal studied was an inversion twin with a 0.58 (1):0.42 (1) domain ratio.
In the title compound, C11H9F2N5OS, the pyrazole ring forms a dihedral angle of 16.42 (6)° with the benzene ring. Intramolecular N—H⋯O hydrogen bonds generate two S(6) ring motifs. In the crystal, an R
2(8) ring motif is formed by a pair of intermolecular N—H⋯S hydrogen bonds. Intermolecular C—H⋯F hydrogen bonds further link the molecules into a three-dimensional network.
The title compound, C13H16N2O4, is approximately planar (r.m.s. deviation = 0.065 Å for the 19 non-H atoms). An intramolecular N—H⋯O hydrogen bond generates an S(6) ring motif and the molecule adopts an E conformation with respect to the central C=N double bond. In the crystal, pairs of intermolecular C—H⋯O hydrogen bonds link adjacent molecules into inversion dimers. The crystal structure also features weak C—H⋯π interactions.
In the title molecule, C11H10ClN5OS, an intramolecular N—H⋯O hydrogen forms an S(6) ring motif. The dihedral angle between the pyrazole ring and the benzene ring is 3.77 (8)°. In the crystal, molecules are linked by N—H⋯S and N—H⋯O hydrogen bonds into layers parallel to the bc plane.
In the title molecule, C12H13N5O2S, a bifurcated intramolecular N—H⋯O(O) hydrogen bond forms two S(6) ring motifs. The benzene ring forms a dihedral angle of 14.36 (11)° with the pyrazole ring. In the crystal, pairs of N—H⋯S hydrogen bonds form centrosymmetric dimers, generating R
2(8) ring motifs, which stack along the b axis.
In the title compound, C13H16N2O4, an intramolecular N—H⋯O hydrogen bond generates an S(6) ring. The molecule adopts an E configuration with respect to the central C=N double bond. In the crystal, symmetry-related molecules are connected into chains along  via weak C—H⋯N hydrogen bonds. The crystal structure is further stabilized by weak C—H⋯π interactions.
In the title compound, C11H10BrN5OS, the approximately planar pyrazole ring [maximum deviation = 0.014 (2) Å] forms a dihedral angle of 5.49 (13)° with the benzene ring. An intramolecular N—H⋯O hydrogen bond generates an S(6) ring motif. In the crystal, molecules are linked through intermolecular N—H⋯S and N—H⋯O hydrogen bonds, forming a two-dimensional network parallel to (100). A short Br⋯Br contact of 3.5114 (6) Å is also observed.
In the title compound, C17H14N2O2, the pyrazole ring makes dihedral angles of 73.67 (4) and 45.99 (4)°, respectively, with the adjacent phenyl and phenoxy rings. In the crystal, there are no classical hydrogen bonds, but a weak C—H⋯π interaction is observed.
In the title compound, C11H11N5OS, the pyrazole ring is approximately planar, with a maximum deviation of 0.010 (2) Å. The dihedral angles between the benzene ring and the pyrazole and carbothioamide groups are 5.42 (9) and 10.61 (18)°, respectively. An intramolecular N—H⋯O hydrogen bond generates an S(6) ring motif. In the crystal, molecules are connected by intermolecular N—H⋯O and C—H⋯S hydrogen bonds, forming R
2(12) ring motifs. In addition, there is a π–π stacking interaction [centroid–centroid distance = 3.5188 (11) Å] between the pyrazole and benzene rings. These interactions link the molecules into infinite chains along .
In the title compound, C13H8Br2ClNO4, the linking –CHBr–CHBr– fragment is disordered over two orientations with refined site occupancies of 0.512 (11) and 0.488 (11). The dihedral angle between the furan ring and the phenyl ring is 21.86 (16)°. In the crystal, the molecules are linked into  chains by intermolecular C—H⋯O hydrogen bonds.
In the title compound, C15H10Br2Cl2O, the terminal benzene rings make a dihedral angle of 31.1 (2)° with each other. In the crystal, molecules are stacked along the a axis and consolidated by C—H⋯π interactions. Short Cl⋯Cl [3.1140 (17) Å] and Br⋯Cl [3.4565 (13) Å] contacts are observed.
In the title compound, C13H8Br2N2O6, the 2-furyl ring is essentially planar, with a maximum deviation of 0.002 (2) Å. It is inclined at an angle of 33.94 (9)° to the benzene ring. Both nitro groups are slightly twisted away from their attached rings; the dihedral angles are 4.6 (2)° between the nitro group and the 2-furyl ring, and 13.72 (19)° between the nitro group and the benzene ring. In the crystal, molecules are linked into chains along  and  via two pairs of intermolecular C—H⋯O hydrogen bonds, displaying R
2(10) ring motifs.