Boron tribromide
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| Boron tribromide | |
|---|---|
| Other names | Tribromoborane |
| Identifiers | |
| InChI | InChI=1/BBr3/c2-1(3)4 |
| InChIKey | ILAHWRKJUDSMFH-UHFFFAOYAA |
| Standard InChI | InChI=1S/BBr3/c2-1(3)4 |
| Standard InChIKey | ILAHWRKJUDSMFH-UHFFFAOYSA-N |
| CAS number | [] |
| EC number | |
| UN number | 2692 |
| RTECS | ED7400000 |
| ChemSpider | |
| Properties[1][2] | |
| Chemical formula | BBr3 |
| Molar mass | 250.52 g mol−1 |
| Appearance | colorless to amber liquid |
| Density | 2.643 g cm−3 |
| Melting point |
−47 °C |
| Boiling point |
91.3 °C |
| Critical point | 300 °C |
| Solubility in water | reacts violently |
| Vapor pressure | 7.2 kPa (20 °C) |
| Refractive index (nD) | 1.5312 |
| Thermochemistry[2] | |
| Std enthalpy of formation ΔfH |
−238.49 kJ mol−1 |
| Standard molar entropy S |
228.87 J K–1 mol–1 |
| Hazards[3] | |
| Material safety data sheet (MSDS) | ICSC |
| EU index number | 005-003-00-0 |
| GHS pictograms |  
|
| GHS signal word | DANGER |
| GHS hazard statements | H330, H300, H314 [note 1] |
| Related compounds | |
| Other anions | Boron trifluoride Boron trichloride Boron triiodide |
| Other cations | Aluminium bromide Gallium bromide Indium bromide Thallium(III) bromide |
| Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa) | |
Boron tribromide, BBr3, is a colourless liquid which fumes in moist air. It is used as a reagent in organic synthesis, where it is a strong Lewis acid.
Notes and references
Notes
- ↑ Within the European Union, the following additional hazard statement (EUH014) must also be displayed on labelling: Reacts violently with water.
References
- ↑ CRC Handbook of Chemistry and Physics, 62nd ed.; Weast, Robert C., Ed.; CRC Press: Boca Raton, FL, 1981; p B-84. ISBN 0-8493-0462-8.
- ↑ 2.0 2.1 Boron tribromide. In NIST Chemistry WebBook; National Institute for Standards and Technology, <http://webbook.nist.gov/cgi/inchi/InChI%3D1S/BBr3/c2-1(3)4>. (accessed 22 June 2010).
- ↑ Index no. 005-003-00-0 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 341.
External links
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See also the corresponding article on Wikipedia. |
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