Now showing items 1-20 of 44

  • 1,2-Bis(2-bromobenzyl)diselane 

    Hua, Guoxiong; Fuller, Amy L.; Slawin, Alexandra M. Z.; Woollins, J. Derek (2010-10) - Journal article
    In the title compound, C14H12Br2Se2, the Se-Se bond length [2.3034 (9) angstrom] is similar to those in diphenyl diselenide [2.3066 (7) and 2.3073 (10) angstrom] and shorter than that in 1,8-diselenonaphthalene [2.0879 (8) ...
  • 1-(3-Phenylpropyl)urea 

    Li, Yang; Hua, Guoxiong; Slawin, Alexandra M. Z.; Woollins, J. Derek (2009-10) - Journal article
    In the crystal of the title compound, C10H14N2O, double supramolecular layers of PhCH2CH2CH2NHC(O)NH2 are formed parallel to the bc plane by intermolecular N-H center dot center dot center dot O hydrogen bonding, with ...
  • 2,2 '-o-Phenylenediacetonitrile 

    Li, Yang; Hua, Guoxiong; Slawin, Alexandra M. Z.; Woollins, J. Derek (2009-11) - Journal article
    In the title compound, NCCH2C6H4CH2CN, the bond lengths and angles are within normal ranges. The benzene ring makes dihedral angles of 4.94 (8) and 77.04 (8)degrees with the C-C-C-N mean planes. Weak non-conventional C-H ...
  • 2,4,5-Triphenyl-1,3,2-dioxaphospholan-2-one 

    Cordes, David B.; Hua, Guoxiong; Slawin, Alexandra M. Z.; Woollins, J. Derek (2011-07) - Journal article
    The dioxaphospholane ring in the title compound, C20H17O3P, adopts an envelope conformation about one of the ring carbons. The benzene rings of the compound do not form face-to-face pi-pi interactions, instead weak C-H ...
  • 2-(4-Fluorophenyl)-3-methyl-1H-indole 

    Cordes, David B.; Hua, Guoxiong; Slawin, Alexandra M. Z.; Woollins, J. Derek (2011-07) - Journal article
    The indole N-H hydrogen in the title compound, C15H12FN, does not display classical hydrogen bonding. Rather it forms an interaction with the pi system of an adjacent indole, resulting in weakly interacting chains along ...
  • 2-Phenyl-5-(p-tolyl)-1,3,4-oxadiazole 

    Cordes, David B.; Hua, Guoxiong; Slawin, Alexandra M. Z.; Woollins, J. Derek (2011-07) - Journal article
    The title compound, C15H12N2O, adopts the expected near-planar geometry, the phenyl and tolyl rings being inclined relative to the oxadiazole ring by 3.8 (3) and 8.3 (2)degrees, respectively. This allows adjacent molecules ...
  • Ammonium Phenylphosphonamidodiselenoates and Phenylphosphonamidodi-selenoic Diamides from the Selenation of Primary and Secondary Amines 

    Hua, Guoxiong; Randall, Rebecca A. M.; Slawin, Alexandra M. Z.; Woollins, J. Derek (2011-10) - Journal article
    By reacting two equivalents of primary or secondary amines with 2,4-bis(phenyl)-1,3-diselenadiphosphetane-2,4-diselenide (Woollins' reagent) at room temperature a series of new ammonium phenylphosphonamidodiselenoates 1-7 ...
  • Bis(phenylphosphonic) anhydride 

    Li, Yang; Hua, Guoxiong; Slawin, Alexandra M. Z.; Woollins, J. Derek (2009-11) - Journal article
    The asymmetric unit of the title compound, C12H12O5P2, contains four independent molecules, generating two dimers via pairs of intermolecular O-H center dot center dot center dot O hydrogen bonds, forming R-2(2) (8) rings. ...
  • Bridging the gap : attractive 3c-4e interactions in peri-substituted acenaphthylenes 

    Diamond, Louise M.; Knight, Fergus R.; Arachchige, Kasun S. Athukorala; Randall, Rebecca A. M.; Buehl, Michael; Slawin, Alexandra M. Z.; Woollins, J. Derek (2014-03) - Journal article
    A series of peri-substituted acenaphthylenes that contain mixed halogen-chalcogen functionalities at the 5,6-positions in 1-6 [Acenapyl[X](EPh) (Acenapyl = acenaphthylene-5,6-diyl; X = Br, I; E = S, Se, Te)] and ...
  • cis-Dichloridobis(dimethoxyphenylphosphine)palladium(II) 

    Slawin, Alexandra M. Z.; Waddell, Paul G.; Woollins, J. Derek (2010-03) - Journal article
    The title compound, [PdCl2(C8H11O2P)(2)], has a comparable structure to those of related palladium dichloride complexes containing trimethyl phosphinite and methyl diphenyl phosphinite. The Pd atom is located on a ...
  • cis-Dichloridobis(triisopropoxyphosphine)platinum(II) 

    Slawin, Alexandra M. Z.; Waddell, Paul G.; Woollins, J. Derek (2009-11) - Journal article
    The title compound, [PtCl2(C9H21O3P)(2)], was obtained from a solution of PtCl2(COD) ( COD = 1,5-cyclooctadiene) and triisopropylphosphite in dichloromethane. The complex features a Pt(II) atom coordinated by two Cl and ...
  • cis-Dichloridobis(trimethoxyphosphine)palladium(II) at 125 K 

    Slawin, Alexandra M. Z.; Waddell, Paul G.; Woollins, J. Derek (2009-11) - Journal article
    The title compound, [PdCl2(C3H9O3P)(2)], which is isotypic with its platinum analogue, adopts a slightly distorted cis square-planar geometry for the Pd centre.
  • Controlling Cu•••Cu distances using halides: (8-phenylthionaphth-1-yl)diphenylphosphine copper halide dimers 

    Knight, Fergus R.; Fuller, Amy L.; Slawin, Alexandra M. Z.; Woollins, J. Derek (2009) - Journal article
    In the isomorphous binuclear Cu2X2L2 systems (L = (8-phenylthionaphth-1-yl)diphenylphosphine the Cu center dot center dot center dot Cu separation is reduced as the halide size increases.
  • Correlating Pt-P bond lengths and Pt-P coupling constants 

    Waddell, Paul G.; Slawin, Alexandra M. Z.; Woollins, J. Derek (2010-08-16) - Journal article
    The X-ray structures of (5) cis-PtBr2(P(OMe)(3))(2), (6) cis-PtBr2(P(OMe)(2)Ph)(2), (7) cis-PtBr2(P(OMe)Ph-2)(2), (8) cis-PtBr2(PPh3)(2), (9) cis-PtI2(P(OMe)(3))(2), (10) cis-PtI2(P(OMe)(2)Ph)(2), (11) cis-PtI2(P(OMe)Ph-2)(2) ...
  • Di-mu-chlorido-bis[chlorido(dimethoxyphenylphosphine)palladium(II)] 

    Slawin, Alexandra M. Z.; Waddell, Paul G.; Woollins, J. Derek (2010-05) - Journal article
    The title compound, [Pd2Cl4(C8H11O2P)(2)], is binuclear and disposed about a crystallographic centre of symmetry with a Pd center dot center dot center dot Pd distance of 3.4662 (17) angstrom. It has a similar geometry to ...
  • (Disulfur dinitrido)triphenylantimony(V) 

    Slawin, Alexandra M. Z.; Waddell, Paul G.; Woollins, J. Derek (2010-04) - Journal article
    The title compound, [Sb(C6H5)(3)(N2S2)], contains a molecular entity that is very similar to that of the known polymorph of Sb(S2N2)Ph-3 [Kunkel et al. (1997). Z. Naturforsch. Teil B, 52, 193-198], differing only in the ...
  • An efficient route for the synthesis of phosphorus-selenium macro-heterocycles 

    Hua, Guoxiong; Slawin, Alexandra M. Z.; Randall, Rebecca A. M.; Cordes, David B.; Crawford, Luke; Buehl, Michael; Woollins, J. Derek (2013-04) - Journal article
    Four-membered ring [PhP(Se)(mu-Se)](2) (Woollins' reagent, WR) reacts with disodium alkenyl-diols followed by in situ ring-closure reaction with appropriate dibromoalkanes affording a series of unusual nine-to fifteen-membered ...
  • First charge-transfer complexes between tetrathiafulvalene and 1,2,5-chalcogenadiazole derivatives : design, synthesis, crystal structures, electronic and electrical properties 

    Pushkarevsky, Nikolay A.; Lonchakov, Anton V.; Semenov, Nikolay A.; Lork, Enno; Buravov, Lev I.; Konstantinova, Lidia S.; Silber, Georg T.; Robertson, Neil; Gritsan, Nina P.; Rakitin, Oleg A.; Woollins, J. Derek; Yagubskii, Eduard B.; Beckmann, Jens; Zibarev, Andrey V. (2012-12-31) - Journal article
    The first charge-transfer complexes of tetrathiafulvalene (1) with 1,2,5-chalcogenadiazole derivatives, i.e. with [1,2,5]thiadiazolo[3,4-c][1,2,5]thiadiazole (2) and 3,4-dicyano-1,2,5-telluradiazole (3), were designed, ...
  • Five-membered arsenic-sulfur-nitrogen heterocycles, RAs(S2N2) (R = Me, Et, iPr, tBu, Ph, Mes) 

    Matuska, Vit; Slawin, Alexandra M. Z.; Woollins, J. Derek (2010-03-15) - Journal article
    A series of 5-alkyl/aryl-1,3 lambda(4)delta(2),2,4,5-dithiadiazarsoles RAs(S2N2) (R = Me, Et, Pr-i, Bu-t, Ph, Mes) were prepared by a ligand exchange between [(Bu2Sn)-Bu-n(S2N2)](2) and the corresponding organodihalogenoarsines ...
  • Five-membered sulfur-nitrogen ring compounds 

    Matuska, Vit (University of St Andrews, 2009-11) - Thesis
    A series of 1,3,2,4,5-dithiadiazarsoles with the general formula RAs(S₂N₂) (R = Me, Et, i-Pr, t-Bu, Ph and Mes) have been prepared and characterised by multinuclear NMR, IR and Raman spectroscopies and mass spectrometry. ...