Habib Boughzala

University of Tunis El Manar | FST · Department of Chemistry

The title organic-inorganic hybrid compound (C9H9N2)2[CoCl4] crystallizes at room temperature in the monoclinic C2/c space group. Its atomic arrangement can be described as an alternation of organic-inorganic layers along the c-axis. Crystal cohesion of the compound is achieved through N-H…Cl hydrogen bonds between the anions and cations and throug...

Background The title compound (C9H9N2)2[CoCl4] belongs to a large compound’s family, enriching the new technologies materials range. Objective The chemical synthesis and the crystal structure are the main goals to reach in this study. In addition, the optoelectronic properties and the material behavior are investigated. Methods The single-crystal...

A new organic metal halide hybrid, benzyltrimethylammonium tetrachloroferrate (III), 1, ((BzMe3N)FeCl4) was synthesized by slow evaporation. The single crystal X-ray diffraction reveals that 1, crystallizes in the P-1 triclinic space group with the parameters a = 7.158 (5), b = 8.814 (8), c = 12.922 (4) Å, α = 82.44 (5), β = 86.14 (4), γ = 87.13 (7...

In the aim of improving the FeSe2 thin films properties (structural, optical, and electrical), the ruthenium was incorporated into their composition by the spray pyrolysis technique. Indeed, an aqueous solution of FeCl3.6H2O (0.03 M) was sprayed on pre-heated glass substrates (at 350°C) for 4 min, on which immediately, another aqueous solution of R...

Three organic-inorganic hybrid compounds based on chlorometalate anions and 1,4-Diazoniabicyclo[2.2.2]oc-tane cations [(DABCOH 2) 2+ ] have been synthesized by slow evaporation technique at ambient temperature. Their chemical formulas are (DABCOH 2) 2 [Sb 2 Cl 10 ]·2H 2 O (1), (DABCOH 2) 2 [Sb 2 Cl 10 ]·H 2 O (2) and (DABCOH 2) 4 [Cd 2 Cl 7,83 ][Sb...

Thioxo, Oxo, Seleno and diastereomeric cyclophosphamides containing 1,3,2-dioxaphosphorinane are prepared by a one-step chemical reaction. Their structural determination is carried out by means of Nuclear Magnetic Resonance NMR ( 31 P, 1 H, 13 C) and High-Resolution Mass Spectroscopy (HRMS). The conformational study of diastereomeric products is de...

In the title compound, [Co(C 10 H 8 N 2 ) 3 ](C 9 H 5 N 4 O) 2 , the tris(2,2′-bipyridine)cobalt(II) dication lies across a twofold rotation axes in the space group C 2/ c . The N atoms of the three bipyridine ligands form a distorted octahedron around the cobalt ion. All the N atoms of the polynitrile 1,1,3,3-tetracyano-2-ethoxypropenide anions pa...

New organic/inorganic hybrid (C17H22N2)[CuCl4] was elaborated and studied by single crystal X-ray diffraction. The compound crystallizes in the orthorhombic Pbca space group. The isolated [CuCl4] 2-tetrahedra are slightly distorted building a 0-D anionic framework. The double protonation of the organic cation establish N-H···Cl interactions between...

The title compounds are members of the M2O-CuO-P2O5 system (M = Li, Na, K and Rb), where the lithium, sodium, potassium, rubidium and cesium phases have already been structurally characterized. The studied diphosphates LiNaCuP2O7, LiKCuP2O7 and Rb0.5Na1.5CuP2O7 belong to a large family of materials of general formula, MM’CuP2O7 (M, M’ = Monovalent...

Potassium sodium copper(II) diphosphate(V), KNaCuP 2 O 7 , was synthesized by solid-state reactions. It crystallizes in the α -Na 2 CuP 2 O 7 structure type in space group P 2 1 / n . In the crystal, CuO 5 square-pyramids are linked to nearly eclipsed P 2 O 7 groups by sharing corners to build up corrugated layers with composition [CuP 2 O 7 ] ²⁻ t...

A new cadmium coordination polymer, poly[bis-(4-amino-4H-1,2,4-triazolium) [bis-(μ2-4-amino-4H-1,2,4-triazole-κ2N1:N2)tetra-μ2-chlorido-tetra-chlorido-tri-cad-mium(II)] dihydrate], {(C2H5N4)2[Cd3Cl8(C2H4N4)2]·2H2O} n , was synthesized by the reaction of 4-amino-4H-1,2,4 triazole with cadmium(II) chloride in aqueous solution. With an unusual archit...

The structure of (C3H6N3)4Bi2Cl10 was determined by single crystal X-ray diffraction at room temperature. It crystallizes in the orthorhombic space group Pcmn, with a = 9.430 (1) Å, b = 17.426 (3) Å, c = 19.883(5) Å, V = 3267.3 (11) ų and Z = 4. The structure consists of discrete binuclear [Bi2Cl10]4– anions and 3-aminopyrazolium cations. The crys...

The title compound Bis(1,4-diazabicyclo[2.2.2]octane)octachlorido-di-bismuthate (III) dihydrate was obtained by slow evaporation at room temperature of a hydrochloric aqueous solution (pH=1) containing bismuth (III) nitrate and the 1,4-diazabicyclo[2.2.2]octane (DABCO) in a 1:2 molar ratio. This material crystallizes in the P21/c monoclinic space g...

Two compounds (DABCOH2)[CdCl4]·H2O (1) and (DABCOH2)[CdI4] (2) were synthesized by reaction of cadmium iodide(CdI2) and 1,4-Diazabicyclo[2.2.2]octane (DABCO) in an aqueous solution of (HX) acid (1: X = Cl, 2: X = I) . The firstcompound (1) crystallizes in the orthorhombic system with a = 8.528(5) Å, b = 11.653(2) Å, c = 13.114(6) Å, V =1303.2(10) Å...

This paper reports on the optical properties of organic – inorganic natural self assembled bimodal quantum dots (dimetylammonium) hexa-iodobismuthate [(CH3)2NH2]3[BiI6]. The crystal structure consists of isolated BiI6 octahedra, as inorganic ions, surrounded by dimethylamine cations. At room temperature, we investigate the optical properties by: UV...

Potassium chromium aluminium diarsenate, KCr1/4Al3/4As2O7, was prepared by solid-state reaction. The structure consists of (Cr1/4/Al3/4)O6 octahedra and As2O7 diarsenate groups sharing corners to build up a three-dimensional anionic framework. The potassium cations are located in wide channels running along the c-axis direction. The crystal structu...

In the title salt, (C 7 H 7 N 2 ) 2 [CuCl 4 ]·2H 2 O, the Cu ²⁺ cation is coordinated by four Cl atoms and adopts a distorted tetrahedral geometry. Two molecules of imidazo[1,2- a ]pyridine are protonated ensuring electrical neutrality. O—H...Cl and N—H...O hydrogen bonds link the organic and the inorganic moieties, leading to a self-organized hydr...

Lecture: Basics of X-ray powder di raction (XRPD) Qualitative phase analysis (phase identi cation) and use of databases Semi-quantitative methods (RIR and NMI) Quantitative Phase Analysis by Rietveld method Tutorials: XRPD pattern evaluation and phase identi cation Indexing and pattern matching Quantitative Phase Analysis (QPA)

Crystals of the one-dimensional organic–inorganic lead iodide-based compound catena -poly[bis(piperazine-1,4-diium) [[tetraiodidoplumbate(II)]-μ-iodido] iodide monohydrate], (C 4 N 2 H 12 ) 2 [PbI 5 ]I·H 2 O, were obtained by slow evaporation at room temperature of a solution containing lead iodide and piperazine in a 1:2 molar ratio. Inorganic lea...

The title compound bis(1,4-diazoniabicyclo[2.2.2]octane) di-�-chlorido-bis- [tetrachloridobismuthate(III)] dihydrate, (C6H14N2)2[Bi2Cl10]�2H2O, was obtained by slow evaporation at room temperature of a hydrochloric aqueous solution (pH = 1) containing bismuth(III) nitrate and 1,4-diazabicyclo[2.2.2]- octane (DABCO) in a 1:2 molar ratio. The structu...

A new organic–inorganic hybrid material, {(C7H10NO)[BiI4]�2H2O}n, has been synthesized by slow evaporation of an aqueous solution at room temperature. The anionic sublattice of the crystal is built up by [BiI6] octahedra sharing edges. The resulting zigzag chains extend along the a-axis direction and are arranged in a distorted hexagonal rod packin...

Caesium chromium(III) diarsenate(V), CsCrAs2O7, was prepared by solid-state reactions. The title structure consists of isolated CrO6 octa­hedra and As2O7 diarsenate groups, sharing corners to build up a three-dimensional [CrAs2O7]− anionic framework. In this framework, channels extending parallel to [001] are present in which the ten-coordinate Cs+...

Rust single crystals of the cesium–iron arsenate Cs7Fe7O2(AsO4)8 were prepared by solid state reaction and characterized by X-ray diffraction and infrared spectroscopy. The compound crystallizes in themonoclinic space group P21/c with a = 8.464(2) A ° , b = 23.146(5) A ° , c = 10.214(3) A ° , b = 107.86(2)�,V = 1904.5 (A° 3), Z = 2, R(F2) = 0.0376...

The title salt, (C5H6ClN2)2[CoCl4], was synthesized by slow evaporation of an aqueous solution at room temperature. The asymmetric unit consists of two essentially planar (C5H6ClN2)+ cations [maximum deviations = 0.010 (3) and 0.014 (3) A ˚ ] that are nearly perpendicular to each other [dihedral angle = 84.12 (7)�]. They are bonded through N—H� � �...

A new triple molybdate K0.13Na3.87MgMo3O12 was synthesized by solid state reaction. The crystal structure has been determined by single X-ray diffraction and the electrical conductivity measured by impedance spectroscopy. The title compound crystallizes in the monoclinic space group C2/c with a = 12.9325 (8) Å, b = 13.5537 (9) Å, c = 7.1627 (6) Å,...

The hybrid title compound, catena-poly[[[bis­(1,4-diazo­niabi­cyclo­[2.2.2]octa­ne) [tetra­achlorido­anti­monate(III)]-μ-chlorido-[tetra­chlorido­anti­monate(III)]-μ-chlorido]] monohydrate], {(C6H14N2)2[Sb2Cl10]·H2O}n, is self-assembled into alternating organic and inorganic layers parallel to the bc plane. The anionic inorganic layer consists of i...

In 2,20-bipyridin-1-ium 1,1,3,3-tetracyano-2-ethoxyprop-2-en-1-ide, C10H9N2+�-C9H5N4O�, (I), the ethyl group in the anion is disordered over two sets of atomic sites with occupancies 0.634 (9) and 0.366 (9), and the dihedral angle between the ring planes in the cation is 2.11 (7)�. The two independent C(CN)2 groups in the anion make dihedral angles...

A new organic-inorganic hybrid material, [C 10 H 28 N 4 ]Bi 2 Br 10 , has been synthesized and characterized. The compound crystallizes in monoclinic P2 1 /c space group with a = 11.410(4) ˚ A, b = 11.284(4) ˚ A, c = 12.599(3) ˚ A, í µí»½ = 115.93(2) ∘ , and V = 1458.8(8) ˚ A 3. The structure consists of discrete dinuclear [Bi 2 Br 10 ] 4− anions a...

Nano-size LiFePO4/C composite was synthesized via a modified solid state reaction method. Olive oil is used as carbon source. The conventional solid state process was modified by introducing two initial steps of slurry phase blending of the ingredients and solvent removal by rotary evaporation, so as to get an intimate mixing and homogenous dispers...

The title compound, heptasodium tetrachromium(III) tetrakis(diphosphate) orthophosphate, was synthesized by solid state reaction. Its structure is isotypic with that of Na7M4(P2O7)4PO4 (M = In, Al) compounds and is made up from a three-dimensional [(CrP2O7)4PO4]7- framework with channels running along [001]. The Na+ cations are located in the voids...

The title compound, heptasodium tetrachromium(III) tetrakis(diphosphate) orthophosphate, was synthesized by solid state reaction. Its structure is isotypic with that of Na7M4(P2O7)4PO4 (M = In, Al) compounds and is made up from a three-dimensional [(CrP2O7)4PO4]7- framework with channels running along [001]. The Na+ cations are located in the voids...

The first laboratory of crystallography in Tunisia was created in 1979 in the Faculty of Science of Tunis by Pr. Tahar Jouini. In the 90th many other labs were created in Sfax, Monastir, Bizerte, etc… with modest diffraction equipment working on several fields apatite, cements, zeolites, phosphates, arsenates, hybrids, organics, organometallics, et...

A new organic-inorganic material, diethylenetriammonium hexabromobismuthate (C4H16N3)BiBr6, was synthesized and characterized by X-ray diffraction, infrared absorption, Raman spectroscopy scattering and optical absorption. The crystal lattice is composed of discrete [BiBr6] anions surrounded by diethylenetriammonium cations. The title compound crys...

The organic-inorganic hybrid compound (C13H28N2) BiCl5 was synthesized by solvothermal method. The crystal structure was solved by single-crystal X-ray diffraction. The compound crystallizes in the orthorhombic system space group Cmc21 with a=15.826(4) ˚ A, b = 18.746(6) ˚ A, c = 7.470(3) ˚ A, and Z = 4. The crystal structure was refined down to R...

Al-doped ZnO thin films (AZO) have been deposited on amorphous glass substrates by DC sputtering at different substrate temperatures Ts. X-Ray diffraction results reveal that AZO thin films have a hexagonal wurtzite structure with (002) preferred orientation. (002) peaks indicate that the crystalline structure of the films is oriented with c-axis p...

In the title compound, [Fe(C10H8N2)(3)](C9H5N4O)(2)center dot 2H(2)O, the chiral cations lie across twofold rotation axes in the space group C2/c. The anions and the water molecules are linked by two independent O-H center dot center dot center dot N hydrogen bonds to form C-2(2)(8) chains, and these chains are linked by the cations via C-H center...

The asymmetric unit of the title compound (C6H14N2)[CdCl4]·H2O contained one 1,4-di­aza­bicyclo­[2.2.2]octane dication, a tetrahedral CdCl4 2− anion and a lattice water mol­ecule. In the crystal, the solvate water mol­ecule inter­acts with the cationic and anionic species via N—H⋯O and O—H⋯Cl [O⋯Cl = 3.289 (7) Å] hydrogen-bond inter­actions, respec...

The title compound, sodium potassium trialuminium tetra-kis-(orthoarsenate), was prepared by solid-state reactions. The anionic framework consists of corrugated layers parallel to (010) and is made up of corner-sharing AlO6 octa-hedra (site symmetries .2. and 2/m..) that are connected to isolated AsO4 tetra-hedra (site symmetries .2. and m..) throu...

The asymmetric unit of the title inorganic-organic hybrid compound, (C10H16N2O)[CoCl4]·H2O, consists of a tetrahedral [CoCl4](2-) anion, together with a [C10H18N2O](2+) cation and a water mol-ecule. Crystal cohesion is achieved through N-H⋯Cl, O-H⋯Cl and N-H⋯O hydrogen bonds between organic cations, inorganic anions and the water mol-ecules, buildi...

LiFePO4 compound was prepared by a modified protocol of solid state reaction method. Analysis of the structure and morphology of the synthesized material shows that the used protocol of synthesis can lead to the formation of a product with a relatively good purity and an average particle size of about 200 nm. The reduction of the particle size of L...

Phosphostrontium carbonate hydroxyapatites having the general formula Sr10(PO4)6(OH)(2- 2x)(CO3)x were prepared by solid gas reaction at different temperatures in the range 0≤x≤1. Infrared spectroscopy investigation reveals a carbonate groups substituting hydroxyl ions. Intensity bands increasing with the carbonate amount introduced in the lattice,...

Britholites with the general formula Ca10–xLnx(PO4)6–x(SiO4)xF2, (0 x 6) are considered to be promising matrices for the confinement of the by-products in the nuclear industry. A thermodynamic study showed that the stability of these compounds decreased as the substitution rate increased. The present work was an attempt to gain more information abo...

The new organic 3,4-diaminobenzophenone semihydrate (34ABPH) is grown by slow evaporation method. The compound crystallizes in the monoclinic space group: C2. The unit cell dimensions are 𝑎 = 28.703 (8) Å, 𝑏 = 4.722 (2) Å, 𝑐 = 8.7076 (10) Å, and 𝛽 = 99.40 (2)° with 𝑍 = 2. The crystal structure analysis reveals that the C13H12N2O molecules chains ar...

The title salt, (C6H14N2)2[Sb2Cl10]·2H2O, was obtained by slow evaporation of an acidic solution of 1,4-di-aza-bicyclo-[2.2.2]octane and SbCl3. The crystal structure consists of (C6H14N2)(2+) cations, [Sb2Cl10](4-) double octa-hedra and lattice water mol-ecules. All mol-ecular components are situated on special positions. The cation and the lattice...

Transparent conducting aluminum-doped and undoped ZnO thin films have been deposited by direct current (DC) sputtering technique from ZnO target onto glass substrate at room temperature and 400 ◦C. X-ray diffraction analysis shows that all films have a preferential growth along the c-axis of the hexagonal structure. The average grain size increases...

Sulfosalt SnSb4S7 thin films could be used as a potential candidate in many technological applications such as photovoltaic solar cells due to its high absorption coefficient. SnSb4S7 thin films were obtained by the thermal vacuum evaporation technique. Here we investigate the effect of the annealing process on the structural, morphological and opt...

De la structure du chlorure de sodium NaCl, publiée et 1914 à celle d’une protéine de 300000 atomes parue récemment, beaucoup de choses ont changé dans le monde de la cristallographie. Vieille à peine d’un siècle et intimement liée aux rayons X cette science a subi de réelles métamorphoses sur tous les plans. Les composantes géométriques (goniomèt...

The crystal of Manganese(II) bis(aqua) bis(dihydrogen phosphate) dihydrate, Mn(H2O)2(H2PO4)2�2H2O (Mn(H2PO4)2�4H2O), was obtained for the first time. Its structure was solved by the X-ray method at room temperature. The crystal belong to the P�-1 space group of the triclinic system (a = 7.788(3) Å, b = 7.881(3) Å, c = 9.322(4) Å, alpha = 66.90(4)�,...

Thetitle compound is an organic-inorganic hybridmaterial.The single crystal X-ray diffraction investigation reveals that the studied compound crystallizes in the orthorhombic system, space group Pbca with the following lattice parameters: a = 12.108 (4) ˚ A, b =19.403 (3) ˚ A, c = 24.933 (6) ˚ A, and Z = 8.The crystal lattice is composed of a discr...

The new organic 3,4-diaminobenzophenone semihydrate (34ABPH) is grown by slow evaporation method. The compound crystallizes in the monoclinic space group: C2. The unit cell dimensions are (8) Å, (2) Å, (10) Å, and β = 99.40 (2)° with . The crystal structure analysis reveals that the C13H12N2O molecules chains are organized into a double ribbon in t...

In this work we investigate the excitonic properties of (4-FC6H4C2H4NH3)(2)PbI4 hybrid organic/inorganic thin films. We first use a standard point-by-point photoluminescence mapping. The maps formed using the photoluminescence intensity, line width, and broadening reveal the presence of structural defects. Using a statistical treatment of the data...

The structure of the title organic-inorganic hybrid compound, {(C(2)H(7)N(4)O)(2)[BiCl(5)]}(n), consists of corrugated chains parallel to [100] of corner-joined [BiCl(6)] octa-hedra, separated by layers of organic 1-carbamoylguanidinum cations. The crystal cohesion is achieved by N-H⋯O and N-H⋯Cl hydrogen bonds, which link the organic and inorganic...

“A” type phosphostrontium carbonate hydroxyapatites, having the general formula Sr10(PO4)6(OH)(2−2x)(CO3) x with 0≤x≤1, were synthesised by solid gas reaction at high temperature. The samples were characterised by X-ray diffraction and infrared spectroscopy. Analysis of carbonate was achieved by coulometry and Rietveld refinement of the structure....

N,N,N',N' -tetramethylethylenediammonium dinitrate has been synthesized. The crystal and molecular structure of the title compound has been determined from single crystal X-ray diffraction data. C 6 H 18 N 4 O 6 , M =242.24, Triclinic, a = 6.040(2) A, b = 6.834(3) A, c = 7.867(2) A, α = 74.1120(10)°, β = 83.700(2)°, γ = 80.314(2)°, V = 307.12(19) A...

The biological apatites contain minor substituents such as F -, Cl -, CO 32-, Na +, Sr 2+, Mg 2+.... Therefore, the incorporation of such ions into the synthetic hydroxyapatite would enhance its biocompatibility and bioactivity. Magnesium and fluoride co-substituted hydroxyapatites with the general chemical formula Ca 9Mg(P0 4) 6(OH) 2-yF y, where...

The organic-inorganic hybrid, {(C(6)H(13)N(3))(2)[Pb(3)I(10)]}(n), was obtained by the reaction of 1-(3-ammonio-prop-yl)imidazolium triiodide and PbI(2) at room temperature. The structure contains one-dimensional {[Pb(3)I(10)](4-)}(n) polymeric anions spreading parallel to [001], resulting from face-face-edge association of PbI(6) distorted octa-he...