1-bromonaphthalene
Structural formula | ||||||||||||||||
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General | ||||||||||||||||
Surname | 1-bromonaphthalene | |||||||||||||||
other names |
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Molecular formula | C 10 H 7 Br | |||||||||||||||
Brief description |
colorless, oily liquid with a pungent odor |
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External identifiers / databases | ||||||||||||||||
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properties | ||||||||||||||||
Molar mass | 207.07 g mol −1 | |||||||||||||||
Physical state |
liquid |
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density |
1.48 g cm −3 (20 ° C) |
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Melting point |
−2 to −1 ° C |
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boiling point |
133-134 ° C (10 mmHg) |
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Vapor pressure |
0.013 hPa (20 ° C) |
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solubility |
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Refractive index |
1.6576 (20 ° C, 589 nm) |
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safety instructions | ||||||||||||||||
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Toxicological data | ||||||||||||||||
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 |
1-bromonaphthalene is a chemical compound from the group of naphthalene derivatives and is isomeric to 2-bromonaphthalene .
Extraction and presentation
1-Bromonaphthalene can be obtained by brominating naphthalene at 40 ° C in the presence of carbon tetrachloride .
properties
1-Bromonaphthalene is a colorless, oily liquid with a pungent odor.
use
1-Bromonaphthalene is used in microscopy for embedding samples because of its high refractive index . It is also used to measure the refractive index to determine crystals.
Individual evidence
- ↑ a b c d e data sheet 1-bromonaphthalene (PDF) from Merck , accessed on August 9, 2015.
- ↑ a b c d e f Entry on 1-bromonaphthalene. In: Römpp Online . Georg Thieme Verlag, accessed on August 9, 2015.
- ↑ a b c d e f data sheet 1-bromonaphthalene, 97% from Sigma-Aldrich , accessed on August 9, 2015 ( PDF ).
- ↑ a b Werner Franke: Testing of paper, cardboard, cellulose and wood pulp Volume 2: Microscopic and photometric methods . Springer-Verlag, 2013, ISBN 978-3-642-51105-9 , pp. 142 ( limited preview in Google Book search).