Home Physical Sciences Crystal Structures of Piperazinium Tetrabromocadmate(II)-Monohydrate [C4H12N2]CdBr4 · H2O, PiperaziniumTetraiodocadmate(II) [C4H12N2]CdI4, and Bis(trimethylsulphonium) Tetrabromocadmate(II) [(CH3)3S]2CdBr4
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Crystal Structures of Piperazinium Tetrabromocadmate(II)-Monohydrate [C4H12N2]CdBr4 · H2O, PiperaziniumTetraiodocadmate(II) [C4H12N2]CdI4, and Bis(trimethylsulphonium) Tetrabromocadmate(II) [(CH3)3S]2CdBr4

  • Hideta Ishihara EMAIL logo , Keizo Horiuchi , Thorsten M. Gesing , Shi-qi Dou , J.-Christian Buhl and Peter Erk
Published/Copyright: June 2, 2014
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Piperazinium tetrabromocadmate(II)-monohydrate, [C4H12N2]CdBr4 · H2O (1) crystallizes with isolated [CdBr4]2- anions, piperazinium cations, and water molecules (monoclinic, P21/c, Z = 4, a = 698.7(1), b = 1348.6(3), and c = 1432.4(3) pm, β = 92.97(3)˚ at 293 K). The crystal structure of 1 is almost the same as that reported in Inorg. Chim. Acta 187, 141 (1991). The crystal of piperazinium tetraiodocadmate(II), [C4H14N2]CdI4 (2) consists of isolated [CdI4]2- anions and piperazinium cations (orthorhombic,P212121, Z=4, a = 903.2(5), b = 1226.3(6), and c = 1307.9(7) pm at 293 K). The room temperature phase of bis(trimethylsulphonium) tetrabromocadmate( II), [(CH3)3S]2CdBr4 (3) has isolated [CdBr4]2- anions and trimethylsulphonium cations (orthorhombic, P212121, Z = 4, a = 911.3(1), b = 1329.2(2), and c = 1454.7(2) pm at 293 K).

Received: 2001-11-2
Published Online: 2014-6-2
Published in Print: 2002-5-1

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