Sodium hydride

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Sodium hydride
Identifiers
CAS number [7646-69-7]
EC number 231-587-3
Properties[1]
Chemical formula NaH
Molar mass 23.998 g mol–1
Appearance white to grey solid
Density 0.92 g cm–1
Melting point

800 °C decomp.

Solubility in water reacts
Refractive index (nD) 1.470
Structure[2]
Crystal structure Halite (NaCl), cF8
Space group Fm3m, No. 225
Coordination geometry Octahedral (Na+)
Octahedral (Cl)
Hazards[3]
EU index number 001-003-00-X
GHS pictograms Water-react. 1
GHS signal word DANGER
GHS hazard statements H260
Related compounds
Other cations Lithium hydride
Potassium hydride
Other compounds Sodium borohydride
Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa)

Sodium hydride, NaH, is an ionic (or "saline") hydride. It is used as a strong reducing agent in organic synthesis.

References

  1. CRC Handbook of Chemistry and Physics, 62nd ed.; Weast, Robert C., Ed.; CRC Press: Boca Raton, FL, 1981; p B-148. ISBN 0-8493-0462-8.
  2. Template:Wells4th.
  3. Index no. 001-002-00-4 of Annex VI, Part 3, to Regulation (EC) No 1272/2008 of the European Parliament and of the Council of 16 December 2008 on classification, labelling and packaging of substances and mixtures, amending and repealing Directives 67/548/EEC and 1999/45/EC, and amending Regulation (EC) No 1907/2006. OJEU L353, 31.12.2008, pp 1–1355 at p 340.

External links

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