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  1. No Access

    Article

    Chloro(N-ethyl-1,3-imidazolidine-2-thione)gold(I): Spectroscopic studies and x-ray structure

    Chloro(N-ethyl-1,3-imidazolidine-2-thione)gold(II) crystallizes in the triclinic space group P¯I with cell dimensions:a=7.213(2)Å,b=7.857(7)Å,c=9.056(3)Å, α=108.54°, β=100.06(3)°, γ=107.27(4)° and Z=2.,The struct...

    M. Sakhawat Hussain, Anvarhusein A. Isab in Transition Metal Chemistry (1984)

  2. No Access

    Article

    Bis(N-propyl-1,3-imidazolidine-2-thione)gold(I) chloride: Crystal and molecular structure

    The crystal and molecular structures of bis(N-propyl-1,3-imidazolidine-2-thione)gold(I) chloride, [(PrImt)2Au]Cl, has been determined from three-dimensional x-ray intensity data collected on a CAD4 diffractometer...

    M. Sakhawat Hussain, Anvarhusein A. Isab in Transition Metal Chemistry (1985)

  3. No Access

    Article

    Gold(I)-selenium bond: synthesis and x-ray structure of chloro(triphenylphosphine selenide)gold(I)

    The crystal and molecular structures of chloro(triphenylphosphineselenide)gold(I), [(C6H5)3PSe]AuCl, have been determined from three-dimensional X-ray intensity data collected on a CAD4 diffractometer. The compou...

    M. Sakhawat Hussain in Journal of Crystallographic and Spectroscopic Research (1986)

  4. No Access

    Article

    The crystal structure and low temperature magnetic susceptibility of square-planar bis(1,5-diazacyclooctane)nickel(II) perchlorate dihydrate

    We have carried out low temperature magnetic susceptibility measurements and a redetermination of the crystal and molecular structure of bis(1,5-diazacyclooctane)nickel(II) perchlorate dihydrate from three-dim...

    M. Sakhawat Hussain, Jamil Ahmad, Mazhar-ul-Haque… in Transition Metal Chemistry (1986)

  5. No Access

    Article

    Carbon-13 N.m.r. and I.r. Studies of copper(I) complexes of the — NHCS group in five- and six-membered heterocyclic rings

    Crystalline copper(I) complexes of the general formula [LCuCl] and [L2CuCl] were prepared for imidazolidine-2-thiones and 1,3-diazinane-2-thiones by the reduction of copper(II) halides with an excess of the ligan...

    Anvarhusein A. Isab, M. Sakhawat Hussain in Transition Metal Chemistry (1986)

  6. No Access

    Article

    Crystal and molecular structure of [(4-picolineN-oxide)2H]+ [AuCl4]−: A diadduct revealing a short hydrogen bond

    The crystal structure of the [AuCl4]−-stabilized hydronium ion diadduct of 4-picolineN-oxide has been determined using 1388 reflections collected on a CAD4 diffractometer. The structure was refined to anR value o...

    M. Sakhawat Hussain, Saud A. Aziz Al-Hamoud in Journal of Crystallographic and Spectrosco… (1986)

  7. No Access

    Article

    E.p.r. and spectroscopic studies of configurational changes in 1,4-diazacycloheptane copper(II) complexes

    E.p.r. and spectroscopic studies of bis(1,4-diazacycloheptane)copper(II) perchlorate, bromobis(1,4-diazacycloheptane)copper(II) perchlorate and dibromo-bis(1,4-diazacycloheptane)copper(II), were carried out in...

    James S. Hwang, M. Sakhawat Hussain in Transition Metal Chemistry (1987)

  8. No Access

    Article

    Cobaloxime derivatives: synthesis and spectroscopic studies of alpha-furilglyoximate of cobalt (III), X-ray structure of bis(thiourea)bis(alpha-furilglyoximato)cobalt(III) nitrate

    α-Furilglyoxime (H2afdo) complexes of cobalt(III) were used to synthesize H2afdo-cobaloximes with thiourea, triphenylphosphine, and aniline astrans-axial ligands. Encapsulation of the H-bonded species with BF3∶O...

    M. Sakhawat Hussain, H. M. Al-Mohdhar… in Journal of Crystallographic and Spectrosco… (1989)

  9. No Access

    Article

    Mixed-ligand complexes of gold(I) and silver(I) with heterocyclic thiones

    Novel mixed-ligand complexes of Ag1 and Au1 containing triphenylphosphine (TPP) and heterocyclic thiones, of general formula [TPP−M−L]Cl and [(TPP)2−M−L]Cl, where L=imidazolidine-2-thione (Imt), 1,3-diazinine-2-t...

    M. Sakhawat Hussain, M. Latif Hossain, Abderehman Al-Arfaj in Transition Metal Chemistry (1990)

  10. No Access

    Article

    Mixed-ligand complexes of copper(I) with heterocyclic thiones

    Novel mixed-ligand copper(I) complexes of general formula [TPP−Cu−(L)Cl] or [TPPhos−Cu−(L)Cl], where TPP=triphenylphosphine, TPPhos=triphenylphosphate and L=imidazolidine-2-thione [Imt],N-propylimidazolidice-2-th...

    M. Sakhawat Hussain, Abdul Rahman Al-Arfaj, M. Latif Hossain in Transition Metal Chemistry (1990)

  11. No Access

    Article

    Tetrahedral complexes of 1,2-dimorpholinoethane and 1,3-dimorpholinopropane: Crystal and molecular structure of dichloro(1,2-dimorpholinoethane)cobalt(II)

    The ligands 1,2-dimorpholinoethane (DME) and 1,3-dimorpholinopropane (DMP) have been used to prepare Cu(II), Ni(II), Co(II), Hg(II), Zn(II), and Cd(II) complexes having the general formulationMLX 2 (L=DME and DMP...

    Mazhar-Ul-Haque, M. Sakhawat Hussain… in Journal of Crystallographic and Spectrosco… (1992)

  12. No Access

    Article

    Crystal and molecular structure of (E)-2-t-butyl-3(3′-t-butyldimethylsiloxy)propyl-2-cyanocyclobutanone

    The title compound crystallizes in the monoclinic space group P21/a, witha+12.906(9).b+11.604(2).c+14.631(9) Å, β=108.70(3)° andZ+4. The structure was solved by direct methods from diffractometer data and refined...

    M. Sakhawat Hussain, Mazhar-Ul-Haque, M. Muqtar… in Journal of Chemical Crystallography (1994)

  13. No Access

    Article

    Cobalt(III) and chromium(III) complexes of thiosemicarbazide: the crystal structure of Λ-cis-tris(thiosemicarbazide)cobalt(III) chloride trihydrate

    Cobalt(III) and chromium(III) complexes of thiosemicarbazide (Htsc) were prepared and the structure of [Co(Htsc)3]Cl3·3H2O was determined by X-ray crystallography. The structure was solved by direct methods and r...

    Mazhar-ul-Haque, M. Sakhawat Hussain in Transition Metal Chemistry (1994)

  14. No Access

    Article

    The structure of 2-phenylperhydro-1,2-oxazolo[3,2-c] [1,4]oxazine

    The title compound crystallizes in the monoclinic space group P21/n, witha=9.590(6),b=11.574(2),c=9.609(2) Å, β=105.72(3)o andZ=4. The structure was solved by direct methods and refined by full matrix least squar...

    Mazhar-Ul-Haque, M. Sakhawat Hussain in Journal of Chemical Crystallography (1994)

  15. No Access

    Article

    Intramolecular short hydrogen bond: the structure of benzenesulphonylhydrazone derivative of salicylaldehyde

    The title compound crystallizes in the monoclinic space group P21/c, witha=10.449(2),b=11.555(1),c=10.854(2) Å, β=90.46(2)° andV=1310.3 Å3. ForZ=4 and F.W.=274.32 the calculated density is 1.39 g/cm3. The structu...

    M. Sakhawat Hussain, A. R. Al-Arfaj, Ahmed Mazzah in Journal of Chemical Crystallography (1995)

  16. No Access

    Article

    Synthesis of thionato(trimethylphosphine)gold(I) complexes

    New compounds of formula [AuL(PMe3)]Cl [L = imidazolidine-2-thione (Imt), 1,3-diazinane-2-thione (Diaz), 1,3-diazepine-2-thione (Diap) and their derivatives] have been synthesized and characterized by elemental a...

    M. Naseem Akhtar, Anvarhusein A. Isab, M. Sakhawat Hussain… in Transition Metal Chemistry (1996)

  17. No Access

    Article

    The crystal and molecular structure of trans-dimethyl 2α-methyl(3αH) perhydro [1,2]oxazolo-[2,3-a]azepine-2α,3α-dicarboxylate: A 7/5-fused ring system

    The title compound crystallizes in the monoclinic space group P21/n, with a = 6.225(1), b = 14.612 (1), c = 15.520 (1) Å, β = 96.6(3)°, Z = 4 and V = 1402.4Å3. The stereochemistry of the 7/5-fused ring system is

    M. Sakhawat Hussain, Mazhar-ul-Haque, Sk. A. Ali in Journal of Chemical Crystallography (1999)

  18. No Access

    Article

    Spectroscopic study of phosphine selenide complexes of Au(I) and X-ray structure of [(cyclohexyl)3PSeAuBr]

    The X-ray structure determination of the complex, [(cyclohexyl)3PSe-AuBr], revealed a triclinic space group P-1, with a = 9.7654(7), b = 10.9441(9), c = 11.2064(9) Å, α = 117.076(6)°, β = 99.076(6)° γ = 95.417(6)...

    M. Sakhawat Hussain, A. A. Isab in Journal of Chemical Crystallography (2000)

  19. No Access

    Article

    Gold(I) complexes with tertiary phosphine sulfide ligands

    Phosphine sulfides and their gold(I) complexes with general formula R3P=S—Au—X (X = Cl−, Br− or CN−) were prepared and characterized by elemental analyses, i.r. and 31P-n.m.r. spectroscopy. A decrease in the i.r....

    Saeed Ahmad, Anvarhusein A. Isab, Herman P. Perzanowski… in Transition Metal Chemistry (2002)