WebElements Periodic Table of the Elements | Phosphorus

Phosphorus compounds: tetraphosphorus hexasulphide

The phosphorus in tetraphosphorus hexasulphide formally is in the oxidation state .

Tetraphosphorus hexasulphide

Formula as often written: P₄S₆
Hill system formula: P₄S₆
CAS registry number: [131105-01-6]
Formula weight: 316.291
Class: sulphide

Synonyms

tetraphosphorus hexasulphide
phosphorus hexasulphide
phosphorus hexasulfide
phosphorus sulfide
phosphorus sulphide
tetraphosphorus hexasulfide

Physical properties

Colour: yellow
Appearance: crystalline solid
Melting point: 290°C
Boiling point: 490°C
Density:

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Element analysis

Element percentages for the elements in tetraphosphorus hexasulphide
Element	%
P	39.17
S	60.83

Synthesis

Not available

Solid state structure

Geometry of phosphorus: mixed 3-, 4-coordinate: pyramidal and tetrahedral
Prototypical structure:

Crystal structure of tetraphosphorus hexasulphide

Isotope pattern

What follows is the calculated isotope pattern for the P₄S₆ unit with the most intense ion set to 100%.

Formula: P₄S₆

mass  %
316 100.0 __________________________________________________
317   4.7 __
318  26.7 _____________
319   1.0 
320   3.1 __
321   0.1 
322   0.2 
323   0.0 
324   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.