scholarly journals Crystal structure of bis[bis(4-azaniumylphenyl) sulfone] tetranitrate monohydrate

2017 ◽  
Vol 73 (11) ◽  
pp. 1721-1725 ◽  
Author(s):  
Amani Hind Benahsene ◽  
Lamia Bendjeddou ◽  
Hocine Merazig

In the title compound, the hydrated tetra(nitrate) salt of dapsone (4,4′-diaminodiphenylsulfone), 2C12H14N2O2S2+·4NO3−·H2O {alternative name: bis[bis(4,4′-diazaniumylphenyl) sulfone] tetranitrate monohydrate}, the cations are conformationally similar, with comparable dihedral angles between the two benzene rings in each of 70.03 (18) and 69.69 (19)°. In the crystal, mixed cation–anion–water molecule layers lying parallel to the (001) plane are formed through N—H...O, O—H...O and C—H...O hydrogen-bonding interactions and these layers are further extended into an overall three-dimensional supramolecular network structure. Inter-ring π–π interactions are also present [minimum ring centroid separation = 3.693 (3) Å].

2015 ◽  
Vol 71 (10) ◽  
pp. o725-o726
Author(s):  
M. Umadevi ◽  
P. Raju ◽  
R. Yamuna ◽  
A. K. Mohanakrishnan ◽  
G. Chakkaravarthi

In the title compound, C27H21NO4S, the dihedral angles between the carbazole ring system (r.m.s. deviation = 0.015 Å) and the sulfur-bonded and directly linked benzene rings are 79.98 (11) and 53.51 (18)°, respectively. The benzene rings subtend a dihedral angle of 48.4 (2)°. The ethyl side chain of the ester group has an extended conformation [C—O—C—C = −172.3 (3)°]. In the crystal, inversion dimers linked by pairs of weak C—H...O hydrogen bonds generateR22(22) loops. The dimers are linked by weak C—H...π and π–π [centroid-to-centroid distances ranging from 3.5042 (14) to 3.888 (2) Å] interactions, thereby forming a three-dimensional supramolecular network.


Author(s):  
Meriem Benslimane ◽  
Yasmine Kheira Redjel ◽  
Hocine Merazig ◽  
Jean-Claude Daran

The principal building units in the crystal structure of ammonium aquabis(sulfato)lanthanate(III) are slightly distorted SO4tetrahedra, LaO9polyhedra in the form of distorted tricapped trigonal prisms, and NH4+ions. The La3+cation is coordinated by eight O atoms from six different sulfate tetrahedra, two of which are bidentate coordinating and four monodentate, as well as one O atom from a water molecule; each sulfate anion bridges three La3+cations. These bridging modes result in the formation of a three-dimensional anionic [La(SO4)2(H2O)]−framework that is stabilized by O—H...O hydrogen-bonding interactions. The disordered ammonium cations are situated in the cavities of this framework and are hydrogen-bonded to six surrounding O atoms.


2014 ◽  
Vol 70 (11) ◽  
pp. 355-358
Author(s):  
L. U. Sajitha ◽  
M. Sithambaresan ◽  
Jomon P. Jacob ◽  
M. R. Prathapachandra Kurup

In the title compound, C37H21ClO3, the dihedral angle between the two phenanthrene moieties is 57.79 (5)°. The furan and one of the phenanthrene groups are fused in an almost coplanar arrangement [dihedral angle = 5.14 (8)°] and the furan unit makes dihedral angles of 70.27 (11) and 57.58 (8)° with the planes of the phenyl and the second phenanthrene group, respectively. In the crystal, neighbouring molecules are connectedviatwo intermolecular hydrogen-bonding interactions (O—H...O and C—H...O) towards the carbonyl O atom with donor–acceptor distances of 2.824 (2) and 3.277 (3) Å, creating an inversion dimer. A non-classical C—H...Cl interaction [3.564 (2) Å] and three C—H...π interactions, with C...π distances of 3.709 (3), 3.745 (2) and 3.628 (3) Å, connect the molecules, forming a three-dimensional supramolecular architecture in the solid state.


2018 ◽  
Vol 74 (12) ◽  
pp. 1878-1880 ◽  
Author(s):  
Li Li ◽  
Dan Zhao ◽  
Zhi Liu ◽  
Dingchao Zhang ◽  
Zhenhao Hu ◽  
...  

The title compound, tris(1,1′-dibutyl-4,4′-bipyridine-1,1′-diium) bis(dimethyl sulfoxide)di-μ3-iodido-tetra-μ2-iodido-octaiodidotetralead(II) dimethyl sulfoxide disolvate, (C18H26N2)3[Pb4I14(C2H6OS)2]·2C2H6OS, belongs to a class of organic–inorganic hybrid materials with novel functionalities. In this compound, C—H...O and C—H...I hydrogen-bonding interactions, π–π interactions, other short contacts and Pb octahedral chains are present, extending the crystal structure into a three-dimensional supramolecular network.


Author(s):  
Dohyun Moon ◽  
Jong-Ha Choi

The asymmetric unit of the hydrated title salt, (C10H28N4)[Cr2O7]2·H2O [C10H28N4= H4(cyclam) = 1,4,8,11-tetraazoniacyclotetradecane], contains two half-cations (both completed by crystallographic inversion symmetry), two dichromate anions and one water molecule. The two [CrO7]2−anions exhibit a nearly staggered conformation, with bridging angles of 133.37 (11) and 136.28 (12)°. The distortions of the dichromate anions are due to their participation in hydrogen-bonding interactions with the water molecule and the cations. Intermolecular hydrogen bonds involving the cyclam N—H groups and water O—H groups as donor groups, and the O atoms of the dichromate anions as acceptor groups give rise to a three-dimensional network.


Author(s):  
Mouhamadou Birame Diop ◽  
Libasse Diop ◽  
Allen G. Oliver

The title compound, (C21H20OP)(C19H15N4)[CuCl4], was obtained by reacting CuCl2·2H2O with a mixture of one equivalent of acetonyltriphenylphosphonium chloride and one equivalent of 2,3,5-triphenyltetrazolium chloride in acetonitrile. In the structure, the Cu centre in the dianion is bonded to four chloride ligands and adopts a distorted tetrahedral geometry. The phosphonium cation likewise adopts the expected tetrahedral geometry. The tetrazolium ring forms dihedral angles of 77.68 (10), 26.85 (11) and 66.48 (10)° with the planes of the benzene rings of the substituent groups. In the crystal, weak C—H...Cl hydrogen-bonding interactions involving both cations and the anion give rise to a three-dimensional supramolecular structure.


2014 ◽  
Vol 70 (11) ◽  
pp. 430-434 ◽  
Author(s):  
Graham Smith ◽  
Urs D. Wermuth

The structures of the 1:1 anhydrous salts of nicotine (NIC) with 3,5-dinitrosalicylic acid (DNSA) and 5-sulfosalicylic acid (5-SSA), namely (1R,2S)-1-methyl-2-(pyridin-3-yl)-1H-pyrrolidin-1-ium 2-carboxy-4,6-dinitrophenolate, C10H15N2+·C7H3N2O7−, (I), and (1R,2S)-1-methyl-2-(pyridin-3-yl)-1H-pyrrolidin-1-ium 3-carboxy-4-hydroxybenzenesulfonate, C10H15N2+·C7H5O6S−, (II), are reported. The asymmetric units of both (I) and (II) comprise two independent nicotinium cations (CandD) and either two DNSA or two 5-SSA anions (AandB), respectively. One of the DNSA anions shows a 25% rotational disorder in the benzene ring system. In the crystal of (I), inter-unit pyrrolidinium N—H...Npyridinehydrogen bonds generate zigzag NIC cation chains which extend alonga, while the DNSA anions are not involved in any formal inter-species hydrogen bonding but instead form π–π-associated stacks which are parallel to the NIC cation chains alonga[ring-centroid separation = 3.857 (2) Å]. Weak C—H...O interactions between chain substructures give an overall three-dimensional structure. In the crystal of (II),AandBanions form independent zigzag chains withCandDcations, respectively, through carboxylic acid O—H...Npyridinehydrogen bonds. These chains, which extend alongb, are pseudocentrosymmetrically related and give π–π interactions between the benzene rings of anionsAandBand the pyridine rings of the NIC cationsCandD, respectively [ring centroid separations = 3.6422 (19) and 3.7117 (19) Å]. Also present are weak C—H...O hydrogen-bonding interactions between the chains, giving an overall three-dimensional structure.


2006 ◽  
Vol 62 (5) ◽  
pp. m1004-m1005 ◽  
Author(s):  
Shuang-Quan Zang ◽  
Yang Su ◽  
Ruo-Jie Tao

The title compound, (C13H10BrN2)[Ni(C3S5)2]·C3H6O, is a new ionic complex in which the NiIII atom exhibits a square-planar coordination involving four S atoms from two 2-thioxo-1,3-dithiole-4,5-dithiolate (dmit) ligands. In the crystal structure, weak S...S and hydrogen-bonding interactions form a three-dimensional supramolecular network.


2012 ◽  
Vol 68 (12) ◽  
pp. m344-m346 ◽  
Author(s):  
Jian-Hua Guo

The crystal structure of the title complex,trans-dichloridotetrakis[1-phenyl-3-(1H-1,2,4-triazol-1-yl-κN4)propan-1-one]copper(II) hexahydrate, [CuCl2(C11H11N3O)4]·6H2O, is isomorphous with that of the corresponding nickel and cobalt compounds. The complex has crystallographic inversion symmetry with the CuIIatom on an inversion centre. Each CuIIatom is six-coordinated by one N atom from each of the four 1-phenyl-3-(1H-1,2,4-triazol-1-yl)propan-1-one ligands in the equatorial plane and by two chloride ligands in axial positions. The structure includes a centrosymmetric irregular up–up–down–down (uudd) water tetramer cluster and O—H...Cl hydrogen bonds. Intermolecular C—H...Cl hydrogen bonds exist between adjacent molecules, resulting in a three-dimensional supramolecular network.


2014 ◽  
Vol 70 (12) ◽  
pp. 547-549
Author(s):  
Rodolphe Kinghat ◽  
Michael Knorr ◽  
Yoann Rousselin ◽  
Marek M. Kubicki

The centrosymmetric dinuclear title compound, [Cu2I2(C2H6OS)2(C18H15P)2], represents the first example of a CuI complex ligated by anO-bound dimethyl sulfoxide ligand. In the crystal, the two tetrahedrally coordinated CuIatoms are bridged by two μ2-iodido ligands in an almost symmetrical rhomboid geometry. The loose Cu...Cu contact of 2.9874 (8) Å is longer than the sum of the van der Waals radii of two Cu atoms (2.8 Å), excluding a significant cupriophilic interaction in the actual dimer. C—H...O and C—H...I hydrogen bonding interactions as well as C—H...π(aryl) interactions stabilize the three-dimensional supramolecular network.


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