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Synthese und Kristallstrukturbestimmung von Dimethyldi-(N-Methylimidazolium)siliciumbromid
Authors:Harald Burger  Karl Hensen  Peter Pickel
Abstract:Synthesis and Crystal Structure Determination of Dimethyldi-(N-Methylimidazolium)silicon Bromide The reaction of dibromodimethylsilane with n-methylimidazole (NMI) leads to a 1:2 compound stable at room temperature. The reaction was carried out at room temperature and colorless, moisture sensitive crystals were obtained by sublimation. The addition compound crystallizes in the orthorhombic space group Pcam (No. 57) with lattice constants a = 1 110 96(8) pm, b = 1 142.3(2) pm and c = 1 238.9(3) pm. For 1 317 independent reflections, measured at 21°C, the structure could be refined to R = 0.040 and Rw = 0.041.
Keywords:Dimethyldi(N-Methylimidazolium)silicon bromide  crystal structure
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