School of Chemical Sciences: Recent submissions

  • Synthesis, spectroscopy and crystal structures of chiral organic ammonium tetrathiometalates showing N-H.S and C-H.S interactions 
    Srinivasan, B.R.; Naik, A.R.; Naether, C.; Bensch, W. (Zeitschrift Fur Anorganische Und Allgemeine Chemie. 633(4); 2007; 582-588.)
    The reaction of ammonium tetrathiometalate (NH4)2[MS4] (M = W or Mo) with the R(+) or S(-) forms of the organic amine alpha-methylbenzylamine [PhCH(CH3)NH2] results in the formation of the corresponding non-centrosymmetric ...
  • Competing hydrogen-bond acceptors in ethylenediammonium oxotrithiotungstate(VI) 
    Srinivasan, B.R.; Naik, A.R.; Naether, C.; Bensch, W. (Acta Crystallographica Section C-Crystal Structure Communications. 63; 2007; M81-M84.)
    The structure of the title compound, (C2H10N2)[WOS3], consists of ethylenediammonium dications and tetrahedral [WOS3](2-), dianions, which are linked with the aid of four varieties of hydrogen bond, namely N-H...O, N-H...S, ...
  • Cs2[WS4] 
    Srinivasan, B.R.; Naether, C.; Bensch, W. (Acta Crystallographica Section E-Structure Reports Online. 63; 2007; i167.)
    The title compound, dicaesium tetrathiotungstate(VI), was obtained from a dilute aqueous solution containing equimolar quantities of Cs2CO3 and (NH4)2[WS4]. The compound crystallizes in the orthorhombic space group Pnma ...
  • Heptaaqua(4-nitrobenzoato-kappa O-2,O')strontium(II) 4-nitrobenzoate dihydrate 
    Srinivasan, B.R.; Raghavaiah, P.; Sawant, J.V. (Acta Crystallographica Section E-Structure Reports Online. 63; 2007; M2251-M2252.)
    The title compound, [Sr(C7H4NO4)(H2O)(7)](C7H4NO4).2H(2)O, was synthesized from the aqueous reaction of strontium carbonate with 4-nitrobenzoic acid. The structure consists of a nine-coordinate heptaaqua(4-nitrobenzoato-kappa ...
  • 3-Oxapentane-1,5-diyl bis(allylsulfonate) 
    Srinivasan, B.R.; Nadkarni, V.S.; Mandrekar, V.K.; Raghavaiah, P. (Acta Crystallographica Section E-Structure Reports Online. 63; 2007; O4166-U4106.)
    The title compound, C10H18O7S2, was synthesized by reacting diethylene glycol with allyl chlorosulfonate in the presence of pyridine. The asymmetric unit consists of half a molecule, which is located on a twofold rotation ...
  • Bis[benzyl(methyl)ammonium] tetrasulfidotungstate(VI) 
    Srinivasan, B.R.; Girkar, S.V.; Raghavaiah, P. (Acta Crystallographica Section E-Structure Reports Online. 63; 2007; M3100-M3101.)
    The title compound, (C8H12N)(2)[WS4], was synthesized by the aqueous reaction of ammonium tetrasulfidotungstate(VI) with benzyl( methyl) amine in a 1:2 molar ratio.The compound is isotypic with the corresponding Mo analogue, ...
  • A short synthesis of (S)-pyrrolam A via domino oxidation-Wittig reaction 
    Majik, M.S.; Shet, J.B.; Tilve, S.G.; Parameswaran, P.S. (Synthesis-Stuttgart. (5); 2007; 663-665.)
    A short synthesis of (S)-pyrrolam A starting from readily available N-(benzyloxycarboiiyl)-L-prolinol is described that makes use of a domino primary alcohol oxidation-Wittig reaction as the key step.
  • Bis[benzyl(methyl)ammonium] tetrathiomolybdate(VI) 
    Srinivasan, B.R.; Girkar, S.V.; Raghavaiah, P. (Acta Crystallographica Section E-Structure Reports Online. 63; 2007; M2737-M2738.)
    The title compound, (C8H12N)(2)[MoS4], was synthesized by the aqueous reaction of ammonium tetrathiomolybdate with benzyl(methyl) amine in a 1:2 molar ratio. The structure consists of a slightly distorted tetrahedral ...
  • A spiral-like chain from a hydrogen-bonded cyclic dichloride containing a water dimer in a quaternary diammonium dichloride trihydrate 
    Srinivasan, B.R.; Mhalsikar, R.G.; Rane, K.S.; Naether, C.; Bensch, W. (Journal of Chemical Sciences. 119(1); 2007; 21-27.)
    The reaction of benzyl chloride with tetramethylethylenediamine (tmen) results in the formation of the quaternary diammonium dichloride trihydrate (dbtmen)Cl2·3H2O 1 (dbtmen is N,N'-dibenzylN,N,N',N'-tetramethylethylenediammonium) ...
  • Synthesis and solid state characterization of two insoluble tetrathiometalates 
    Srinivasan, B.R.; Dhuri, S.N.; Naether, C.; Bensch, W. (Transition Metal Chemistry. 32(1); 2007; 64-69.)
    The aqueous reaction of ammonium tetrathiometalates (NH(4))(2)[MS(4)] (M = Mo or W) with (dbtmen)Br(2) center dot 2H(2)O (dbtmen = N,N'-dibenzyl-N,N,N ', N'-tetramethylethylenediammonium dication) results in the formation ...

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