Platinum compounds: platinum tetracarbonyl

platinum symbol icon

The platinum in platinum tetracarbonyl formally is in the oxidation state 0.

Platinum tetracarbonyl

  • Formula as often written: Pt(CO)4
  • Hill system formula: C4O4Pt1
  • CAS registry number: [36344-81-7]
  • Formula weight: 307.118
  • Class: carbonyl complex organometallic


  • platinum tetracarbonyl
  • platinum(O) carbonyl
  • platinum carbonyl

Physical properties

  • Colour:
  • Appearance: obtained only in matrix
  • Melting point: <25°C (decomposes)
  • Boiling point:
  • Density:


Coming soon...

Element analysis

Element percentages for the elements in platinum tetracarbonyl
Element %
C 15.64
O 20.84
Pt 63.52


Obtained only in matrix

Isotope pattern

What follows is the calculated isotope pattern for the Pt(CO)4 unit with the most intense ion set to 100%.

Formula: Pt1C4O4

mass  %
302   0.0 
303 0.0
304 2.2 _
305 0.1
306 93.2 _______________________________________________
307 100.0 __________________________________________________
308 76.9 ______________________________________
309 4.2 __
310 21.1 ___________
311 1.0
312 0.2
313 0.0


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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platinum atomic number