Disulfur_dibromide

Disulfur dibromide

Disulfur dibromide

Chemical compound

Disulfur dibromide is the inorganic compound with the formula S2Br2. It is a yellow-brown liquid that fumes in air. It is prepared by direct combination of the elements and purified by vacuum distillation.[1] The compound has no particular application, unlike the related sulfur compound disulfur dichloride.

Quick Facts Names, Identifiers ...

The molecular structure is Br−S−S−Br, akin to that of disulfur dichloride (S2Cl2). According to electron diffraction measurements, the angle between the Bra−S−S and S−S−Brb planes is 84° and the Br−S−S angle is 107°. The S−S distance is 198.0 pm, circa 5.0 pm shorter than for S2Cl2.[2]

References

  1. [1]
    F. Fehér (1963). "Dibromodisulfane". In G. Brauer (ed.). Handbook of Preparative Inorganic Chemistry, 2nd Ed. Vol. 1. NY, NY: Academic Press. pp. 377–378.
  2. [2]
    Zysman-Colman, Eli; Harpp, David (2004). "Comparison of the Structural Properties of Compounds Containing the XSSX Moiety (X = H, Me, R, Cl, Br, F, OR)". Journal of Sulfur Chemistry. 25: 291-316. doi:10.1080/17415990410001710163. S2CID 95468251.
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