Stannane /ˈstænn/ or tin hydride is an inorganic compound with the chemical formula SnH4. It is a colourless gas and the tin analogue of methane. Stannane can be prepared by the reaction of SnCl4 and Li[AlH4].[1]

Stannane
Structure and dimensions of the stannane molecule
Ball-and-stick model of the stannane molecule
Ball-and-stick model of the stannane molecule
Space-filling model of the stannane molecule
Space-filling model of the stannane molecule
  Tin, Sn
  Hydrogen, H
Names
IUPAC name
Stannane
Other names
tin tetrahydride
tin hydride
Identifiers
3D model (JSmol)
ChEBI
ChemSpider
  • InChI=1S/Sn.4H checkY
    Key: KXCAEQNNTZANTK-UHFFFAOYSA-N checkY
  • InChI=1/Sn.4H/rH4Sn/h1H4
    Key: KXCAEQNNTZANTK-GVMKXMNPAM
  • [Sn]
Properties
SnH4
Molar mass 122.71 g/mol
Appearance colourless gas
Density 5.4 g/L, gas
Melting point −146 °C (−231 °F; 127 K)
Boiling point −52 °C (−62 °F; 221 K)
Structure
Tetrahedral
0 D
Thermochemistry
1.262 kJ/(kg·K)
162.8 kJ/mol
19.049 kJ/mol
Related compounds
Related organotins
tributylstannane (Bu3SnH)
Related compounds
Methane
Silane
Germane
Plumbane
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
☒N verify (what is checkY☒N ?)
SnCl4 + Li[AlH4] → SnH4 + LiCl + AlCl3

Stannane decomposes slowly at room temperature to give metallic tin and hydrogen and ignites on contact with air.[1]

Variants of stannane can be found as a highly toxic, gaseous, inorganic metal hydrides and group 14 hydrides.

See also

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References

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  1. ^ a b Greenwood, Norman N.; Earnshaw, Alan (1997). Chemistry of the Elements (2nd ed.). Butterworth-Heinemann. ISBN 978-0-08-037941-8.