Iridium (IV) iodide
General | ||||||||||||||||
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Surname | Iridium (IV) iodide | |||||||||||||||
other names |
Iridium tetraiodide |
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Molecular formula | IrI 4 | |||||||||||||||
Brief description |
black solid |
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properties | ||||||||||||||||
Molar mass | 699.82 g mol −1 | |||||||||||||||
Physical state |
firmly |
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Melting point |
100 ° C (decomposition) |
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solubility |
practically insoluble in water and ethanol |
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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 . |
Iridium (IV) iodide is an inorganic chemical compound of iridium from the group of iodides .
Extraction and presentation
Iridium (IV) iodide can be obtained by reacting dipotassium hexachloroiridate or hexachloroiridic acid with an aqueous solution of potassium iodide .
properties
Iridium (IV) iodide is a black solid that is practically insoluble in water and ethanol. In alkali iodide solutions, the compound easily dissolves to a ruby red solution with the formation of complex salts.
use
Iridium (IV) iodide can be used as a catalyst in organic chemistry.
Individual evidence
- ↑ a b c d e f g h data sheet Iridium (IV) iodide, Premion®, 99.95% (metals basis), Ir 27.0% min from AlfaAesar, accessed on February 15, 2018 ( PDF )(JavaScript required) .
- ↑ a b H. J. Kandiner: Iridium . Springer-Verlag, 2013, ISBN 978-3-662-12128-3 ( limited preview in Google book search).
- ↑ Lamberto MALATESTA: STUDIES ON IRIDIUM COMPOUNDS , 1961
- ↑ Google Patents: WO1996023730A1 - Method for preparing iridium iodides and use thereof as catalysts - Google Patents , accessed February 15, 2018