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In the title compound, [CdI2(C12H8N2)] n, the CdII ion is six-coordinate and has a distorted octa­hedral geometry. All the I atoms act as bridging ligands. Adjacent Cd coordination polyhedra share I⋯I edges, thus giving rise to a polymeric chain along the c axis. The CdII ion and the phenanthroline ligand are positioned on a twofold axis. [ABSTRACT FROM AUTHOR]

The title compound, (C8H20N2)[CdI4], contains isolated 1,1,4,4-tetramethylpiperazinium cations and tetrahedral tetraiodidocadmate(II) anions, both of which lie on crystallographic twofold rotation axes. The cations and anions lie in layers parallel to the (101) planes. [ABSTRACT FROM AUTHOR]

The title molecule, C20H24O2, shows a Z configuration with respect to the C=C double bond. The crystal structure is stabilized by intra- and intermolecular O—H...O hydrogen bonds. [ABSTRACT FROM AUTHOR]

The title compound, C20H18, contains four approximately coplanar fused rings: three six- and one five-membered. In the crystal structure, molecules form columnar stacks along the a axis. Molecules in adjacent stacks along the [010] direction are oriented approximately perpendicular to each other, with a dihedral angle of 81.38 (3)°. There is a short intermolecular C—H...C contact of 2.72 Å between a methyl group and an aromatic ring. [ABSTRACT FROM AUTHOR]

In the title polymeric complex, [K(C7H5O6S)(H2O)3] n, the anions use their sulfonyl and double-bond carbonyl O atoms to link to four K+ cations in a μ4-bonding mode. The compound has a three-dimensional framework which consists of dinuclear [K2O10] fragments linked by sulfonate and carboxylic O atoms from the sulfosalicylate (ssa−) ligand. In the three-dimensional network, there are different types of channels along the a, b and c axes. In the crystal structure, classical intermolecular O—H...O hydrogen bonds also stabilize the three-dimensional structure. [ABSTRACT FROM AUTHOR]

The centrosymmetric formula unit of the title one-dimensional coordination polymer, [Mn(C7H3N2O6)2(C10H8N2)] n, which is twice the asymmetric unit, contains two MnII ions, four 3,5-dinitro­benzoate anions and two 2,2′-bipyridine ligands. The 3,5-dinitro­benzoate anions connect the MnII atoms through their O atoms, resulting in the formation of a one-dimensional chain structure. [ABSTRACT FROM AUTHOR]

The title compound, [Cu2(C10H7N2O)2][CuCl2], is formulated as containing a mixed-oxidation-state [Cu2(obpy)2]+ cation (Hobpy is 2,2′-bipyridin-6-ol) and a [CuCl2]− anion, both of which lie on inversion centres. The mixed-valence CuI,II is coordinated by one O and two N atoms of two obpy ligands. The Cu⋯Cu inter­action [2.3805 (9) Å] results in a square-planar environment for the CuI,II atoms. The CuII atom in the anion is coordinated by two chloride ions in a linear geometry. [ABSTRACT FROM AUTHOR]

In the title compound, [CdI3(C12H13N2)], the Cd2+ ion is coordinated by three I− ions and by one N atom from an N-ethyl-4,4′-bipyridinium (EP) ligand in a distorted tetra­hedral arrangement, with Cd—I bond lengths in the range 2.708 (1)–2.742 (1) Å. In the EP ligand, the dihedral angle between the two pyridyl planes is 38.9 (4)°. [ABSTRACT FROM AUTHOR]

The cation of the title compound, [Fe(C5H5)(C8H13N)]NO3, forms a bifurcated N—H⋯O hydrogen bond to the nitrate anion. [ABSTRACT FROM AUTHOR]

The title compound, [CdI2(C10H8N2)2], synthesized by hydro­thermal methods from CdI2 and 2,2′-bipyridine, has the Cd atom coordinated by two I and four N atoms from two 2,2′-bipyridine ligands in a distorted octa­hedral geometry. [ABSTRACT FROM AUTHOR]

The title compound, C12H21NO3, is an important inter­mediate for new dopamine transporter inhibitors. The six-membered ring of the aza­bicyclo­[3.2.1]octane system adopts a chair conformation with the hydroxyl group axial. The fused five-membered ring is in an envelope conformation. [ABSTRACT FROM AUTHOR]

The title compound, C18H17N3O3, is a derivative of salicylic acid and is linked into dimers by intermolecular O-H…O hydrogen bonds. The amide unit [-CO-NH-] is not involved in any intermolecular hydrogen bonds. The salicylic phenyl ring forms a dihedral angle of 60.5 (9)° relate to the pyrazoline ring, while the diheral angle between the pyrazoline ring and the phenyl ring directly attached to it is 53.2 (6)°. [ABSTRACT FROM AUTHOR]

The title compound, C10H11N2O2+·NO3−·0.5H2O, crystallizes in a monoclinic unit cell with two benzimidazolium cations, two NO3− anions and one water mol­ecule in the asymmetric unit. Intermolecular hydrogen bonds link the cations, anions and water mol­ecules into two-dimensional layers. [ABSTRACT FROM AUTHOR]

In the title compound, C11H10N4O3, the substituted phen­yl ring and the triazole ring make a dihedral angle of 59.7 (2)°. The mol­ecules are linked into zigzag chains by inter­molecular C—H⋯O hydrogen bonds. These chains are further connected through C—H⋯N hydrogen bonds to build up a three-dimensional network. [ABSTRACT FROM AUTHOR]

In the title compound, C16H16N4O2, the piperazine ring adopts a chair conformation. The title mol­ecule has a crystallographically imposed centre of symmetry with half the mol­ecule constituting the asymmetric unit. Mol­ecules of (I) are linked into a three-dimensional framework by weak C—H⋯O and C—H⋯N inter­actions. The packing is further stabilized by C—H⋯π and π–π inter­actions. [ABSTRACT FROM AUTHOR]

In the title compound, C11H11N3O·0.5H2O, the dihedral angle between the two aromatic rings is 87.12 (10)°. The mol­ecules are linked into chains along the c axis by intermolecular C—H⋯N hydrogen bonds. The chains are interlinked into a two-dimensional network by O—H⋯N and C—H⋯O hydrogen bonds involving the water mol­ecule, which lies on a twofold rotation axis. [ABSTRACT FROM AUTHOR]

In the title compound, C16H15N3O2, the dihedral angle between the benzotriazole moiety and the other benzene ring is 74.40 (7)°. The short distance [3.488 (3) Å] between the centroids of benzene rings of neighbouring mol­ecules may indicate a π–π interaction, forming centrosymmetric dimers. The packing is further stabilized by van der Waals forces. [ABSTRACT FROM AUTHOR]

In the title compound, C18H22N4O2, the mol­ecule has a crystallographically imposed centre of symmetry. Intermolec­ular N—H·O hydrogen bonds link the mol­ecules into ribbons along the a axis. The crystal packing is further stabilized by weak C—H·N interactions. [ABSTRACT FROM AUTHOR]

In the title compound, [Cu(C7H5N3O2)2(H2O)2](NO3)2, the Cu atom, located on an inversion centre, is four-coordinated by the two O atoms from two water mol­ecules and two N atoms from two benz­imidazole ligands. The geometry around the Cu atom is nearly perfect square planar. The crystal packing is stabilized by intermolecular N—H⋯O, O—H⋯O and C—H⋯O hydrogen bonds. [ABSTRACT FROM AUTHOR]

In the title compound, [Zn2(C6H8O4)2(C12H8N2)2(H2O)2], each Zn atom is six-coordinated in the ZnO4N2 form in a distorted tetragonal–bipyramidal geometry. The water molecules act as donors in O—H⋯O hydrogen bonds, connecting the molecules into chains. The packing is further stabilized by intermolecular C—H⋯O interactions. [ABSTRACT FROM AUTHOR]

In the title compound, [Fe(C5H5)(C8H13N)]Cl·2H2O, Fe—C bond lengths lie in the range 2.020 (2)–2.047 (2) Å. Inter­molecular N—H⋯Cl, O—H⋯Cl and O—H⋯O hydrogen bonds link the cations, chloride anions and water mol­ecules into a three-dimensional hydrogen-bonded network, which stabilizes the crystal packing. [ABSTRACT FROM AUTHOR]

In the title compound, [CuCl2(C14H12N2)(H2O)], there are two mol­ecules in the asymmetric unit; both Cu atoms are five-coordinate with a distorted trigonal-bipyramidal geometry. Mol­ecules are linked into a three-dimensional network by O—H⋯Cl and C—H⋯Cl hydrogen bonds. The packing is stabilized by π–π inter­actions between the phenanthroline ring systems. [ABSTRACT FROM AUTHOR]