Tribromosilane
| Tribromosilane | |
|---|---|
| Identifiers | |
| InChI | InChI=1/Br3HSi/c1-4(2)3/h4H |
| InChIKey | IBOKZQNMFSHYNQ-UHFFFAOYAZ |
| Standard InChI | InChI=1S/Br3HSi/c1-4(2)3/h4H |
| Standard InChIKey | IBOKZQNMFSHYNQ-UHFFFAOYSA-N |
| CAS number | [] |
| EC number | |
| ChemSpider | |
| Properties[1][2] | |
| Chemical formula | SiHBr3 |
| Molar mass | 347.70 g mol−1 |
| Appearance | colourless liquid |
| Density | 2.7 g cm−3 |
| Melting point |
−73.5 °C |
| Boiling point |
112 °C |
| Solubility in water | reacts violently |
| Thermochemistry[3] | |
| Std enthalpy of formation ΔfH |
−302.92 kJ mol−1 (gas) |
| Standard molar entropy S |
348.04 J K−1 mol−1 (gas) |
| Related compounds | |
| Other anions | Trifluorosilane Trichlorosilane Triiodosilane |
| Other cations | Tribromomethane Tribromogermane |
| Other compounds | Bromosilane Dibromosilane Tetrabromosilane |
| Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa) | |
Tribromosilane, SiHBr3, is a colourless liquid that fumes in moist air. It is produced from the reaction of silicon tetrabromide with silicon at 600–800 °C in an atmosphere of hydrogen,[1] and is used in the production of high-purity silicon.[4]
Notes and references
Notes
References
- ↑ 1.0 1.1 Ukeles, S. D.; Freiberg, M. Bromine, Inorganic Compounds. In Kirk-Othmer Encyclopedia of Chemical Technology; John Wiley: New York, 2002. DOI: 10.1002/0471238961.021815131001031.
- ↑ CRC Handbook of Chemistry and Physics, 62nd ed.; Weast, Robert C., Ed.; CRC Press: Boca Raton, FL, 1981; p B-142. ISBN 0-8493-0462-8.
- ↑ Silane, tribromo-. In NIST Chemistry WebBook; National Institute for Standards and Technology, <http://webbook.nist.gov/cgi/inchi/InChI%3D1S/Br3HSi/c1-4(2)3/h4H>. (accessed 8 January 2011).
- ↑ Ihara, Yoshinao; Ogawa, Nobuhiro (Tosoh Corp.) 高純度シリコンの製造方法 (Production of high-purity silicon). JP Patent 63129011, published 1 June 1988.
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