Ruthenium(II) chloride explained

Ruthenium(II) chloride is an inorganic compound, a metal salt of ruthenium and hydrochloric acid with the formula .^{[1] [2]}

Synthesis

• Reaction of chlorine and ruthenium at 250 °C:^[3]

• Reaction of ruthenium trichloride with hydrogen in ethanol in presence of platinum black and hydrogen chloride:

Physical properties

Ruthenium(II) chloride forms brown crystals.

Ruthenium(II) chloride is poorly soluble in cold water, but is soluble in ethanol.

Chemical properties

Ruthenium(II) chloride can form complexes with aromatic hydrocarbons.^[4]

The compound can be reduced to elemental ruthenium by hydrogen.

Notes and References

1. Web site: Ruthenium(ii) chloride . . 31 March 2023 . en.
2. Rose . D. . Wilkinson . G. . The blue solutions of ruthenium(II) chloride: a cluster anion . . 1 January 1970 . 1791–1795 . 10.1039/J19700001791 . 31 March 2023 . en . 0022-4944.
3. Howe . Jas. Lewis . Howe . James L. . Ogburn . S. C. . Ruthenium Dichloride . . February 1924 . 46 . 2 . 335–342 . 10.1021/ja01667a008 . 31 March 2023 . en . 0002-7863.
4. Arthur . T. . Stephenson . T. A. . Synthesis of triple halide-bridged arene complexes of ruthenium(II) and osmium(II) . . 31 March 1981 . 208 . 3 . 369–387 . 10.1016/S0022-328X(00)86722-4 . 31 March 2023 . en . 0022-328X.