Iridium compounds: diiridium octacarbonyl

iridium symbol icon

The iridium in diiridium octacarbonyl formally is in the oxidation state 0.

Diiridium octacarbonyl

  • Formula as often written: Ir2(CO)8
  • Hill system formula: C8Ir2O8
  • CAS registry number: [30806-36-1]
  • Formula weight: 608.515
  • Class: carbonyl complex organometallic

Synonyms

  • diiridium octacarbonyl
  • iridium(O) carbonyl
  • iridium carbonyl
  • iridium octacarbonyl

Physical properties

  • Colour:
  • Appearance:
  • Melting point:
  • Boiling point:
  • Density:

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Element analysis

Element percentages for the elements in diiridium octacarbonyl
Element %
C 15.79
Ir 63.18
O 21.03

Synthesis

Not available

Isotope pattern

What follows is the calculated isotope pattern for the Ir2(CO)8 unit with the most intense ion set to 100%.

Formula: Ir2C8O8

mass  %
606  29.6 _______________
607 2.7 _
608 100.0 __________________________________________________
609 9.2 _____
610 85.5 ___________________________________________
611 7.9 ____
612 1.7 _
613 0.1
614 0.0

References

The data on these compounds pages are assembled and adapted from the primary literature and several other sources including the following.

  • R.T. Sanderson in Chemical Periodicity, Reinhold, New York, USA, 1960.
  • N.N. Greenwood and A. Earnshaw in Chemistry of the Elements, 2nd edition, Butterworth, UK, 1997.
  • F.A. Cotton, G. Wilkinson, C.A. Murillo, and M. Bochmann, in Advanced Inorganic Chemistry, John Wiley & Sons, 1999.
  • A.F. Trotman-Dickenson, (ed.) in Comprehensive Inorganic Chemistry, Pergamon, Oxford, UK, 1973.
  • R.W.G. Wyckoff, in Crystal Structures, volume 1, Interscience, John Wiley & Sons, 1963.
  • A.R.West in Basic solid state chemistry Chemistry, John Wiley & Sons, 1999.
  • A.F. Wells in Structural inorganic chemistry, 4th edition, Oxford, UK, 1975.
  • J.D.H. Donnay, (ed.) in Crystal data determinative tables, ACA monograph number 5, American Crystallographic Association, USA, 1963.
  • D.R. Lide, (ed.) in Chemical Rubber Company handbook of chemistry and physics, CRC Press, Boca Raton, Florida, USA, 77th edition, 1996.
  • J.W. Mellor in A comprehensive treatise on inorganic and theoretical chemistry, volumes 1-16, Longmans, London, UK, 1922-1937.
  • J.E. Macintyre (ed.) in Dictionary of inorganic compounds, volumes 1-3, Chapman & Hall, London, UK, 1992.

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iridium atomic number