Ammonium hexachlororhodate(III)
| Names | |
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| IUPAC name
Ammonium hexachlororhodate(III)
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| Other names
Ammonium chlororhodate(III), triammonium hexachlororhodate
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| Identifiers | |
3D model (JSmol)
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| ChemSpider | |
| ECHA InfoCard | 100.035.770 |
| EC Number |
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PubChem CID
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CompTox Dashboard (EPA)
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| Properties | |
| Cl6H12N3Rh | |
| Molar mass | 369.72 g·mol−1 |
| Appearance | red crystals |
| Density | 2.2 g/cm3 |
| slightly soluble | |
| Hazards | |
| GHS labelling: | |
 [1]
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Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Ammonium hexachlororhodate(III) is an inorganic chemical compound with the chemical formula (NH4)3RhCl6.[2][3][4]
Synthesis
[edit]Evaporation of solutions of rhodium trichloride and excess ammonium chloride:
- RhCl3 + 3NH4Cl → (NH4)3RhCl6
Physical properties
[edit]The compound forms red crystals. Slightly soluble in water.
Chemical properties
[edit]The compound undergoes partial hydrolysis in dilute aqueous solutions:
- (NH4)3[RhCl6] + H2O → (NH4)2[RhCl5(H2O)] + NH4Cl
Uses
[edit]Ammonium hexachlororhodate(III) hydrate is a raw material and intermediate used in organic synthesis, pharmaceuticals, and agrochemicals.[5]
References
[edit]- ^ "Ammonium hexachlororhodate(III) ROTI®METIC 99,995 % (4N5)" (PDF). carlroth.com. Retrieved 16 October 2024.
- ^ "Ammonium hexachlororhodate(III)". Sigma Aldrich. Retrieved 16 October 2024.
- ^ Emergency Planning and Community RightToKnow Act section 313 reporting guidance for the textile processing industry. DIANE Publishing. p. C-14. ISBN 978-1-4289-0164-3. Retrieved 16 October 2024.
- ^ "Ammonium Hexachlororhodate(III)". American Elements. Retrieved 16 October 2024.
- ^ "Ammonium hexachlororhodate(III) hydrate, Premion , 99.99% (metals basis), Thermo Scientific Chemicals | Fisher Scientific". Fisher Scientific. Retrieved 16 October 2024.