Pentabromobenzene
Structural formula | ||||||||||||||||
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General | ||||||||||||||||
Surname | Pentabromobenzene | |||||||||||||||
other names |
1,2,3,4,5-pentabromobenzene |
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Molecular formula | C 6 HBr 5 | |||||||||||||||
Brief description |
white solid |
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properties | ||||||||||||||||
Molar mass | 472.595 g mol −1 | |||||||||||||||
Physical state |
firmly |
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density |
3.25 g cm −3 |
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Melting point |
160 ° C |
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boiling point |
345 ° C |
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solubility |
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Refractive index |
1.704 |
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safety instructions | ||||||||||||||||
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As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions . Refractive index: Na-D line , 20 ° C |
Pentabromobenzene is a chemical compound consisting of a benzene ring with five bromine atoms (–Br) as substituents .
Extraction and presentation
Pentabromobenzene can be obtained by thermal decomposition of pentabromobenzenesulfonic acid. It can also be prepared together with tetrabromobenzenes by reacting nitrobenzene or dinitrobenzene with bromine at 250 ° C.
properties
Pentabromobenzene is a white solid that crystallizes out of ethanol in the form of needles .
See also
Individual evidence
- ^ A b David R. Lide, GWA Milne: Handbook of Data on Common Organic Compounds . CRC Press, 1995, ISBN 978-0-8493-0404-0 , p. 428.
- ↑ a b c data sheet 1,2,3,4,5-PENTABROMO-BENZENE, Aldrich bei Sigma-Aldrich , accessed on July 30, 2017 ( PDF ).
- ^ A b c d Carl L. Yaws: The Yaws Handbook of Physical Properties for Hydrocarbons and Chemicals Physical Properties for More Than 54,000 Organic and Inorganic Chemical Compounds, Coverage for C1 to C100 Organics and Ac to Zr Inorganics . Gulf Professional Publishing, 2015, ISBN 978-0-12-801146-1 , p. 88.
- ^ A b c Henry Watts: A dictionary of chemistry. (Second, Third suppl.). . Longman, Green, Roberts & Green, 1872, p. 263.
- ^ Journal of the Chemical Society . The Society, 1876, p. 305.