Diosmium nonacarbonyl

Osmium compounds: diosmium nonacarbonyl

The osmium in diosmium nonacarbonyl formally is in the oxidation state 0.

Diosmium nonacarbonyl

• Formula as often written: Os₂(CO)₉
• Hill system formula: C₉O₉Os₂
• CAS registry number: [28411-13-4]
• Formula weight: 632.551
• Class: carbonyl complex organometallic

Synonyms

• diosmium nonacarbonyl
• osmium(O) carbonyl
• osmium carbonyl
• osmium nonacarbonyl

Physical properties

• Colour: orange-yellow
• Appearance: solid
• Melting point: 67°C (decomposes)
• Boiling point:
• Density:

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Element analysis

Synthesis

Not available

Isotope pattern

What follows is the calculated isotope pattern for the Os₂(CO)₉ unit with the most intense ion set to 100%.

Formula: Os₂C₉O₉

mass  %
624   0.1 
625   0.3 
626   2.0 _
627   4.2 __
628  13.9 _______
629  23.4 ____________
630  49.1 _________________________
631  47.2 ________________________
632  81.7 _________________________________________
633  65.3 _________________________________
634 100.0 __________________________________________________
635  11.0 ______
636  74.0 _____________________________________
637   7.6 ____
638   1.7 _
639   0.1 
640   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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