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| | Ammonium ferric sulfate dodecahydrate Basic information |
| Product Name: | Ammonium ferric sulfate dodecahydrate | | Synonyms: | Ironammoniumsulfate;ironammoniumsulfatedodecahydrate;Sulfuricacid,ammoniumiron(3+)salt(2:1:1),dodecahydrate;ALUM IRON;AMMONIUM IRON(+3)SULFATE 12-WATER;AMMONIUM IRON(III) SULFATE-12-HYDRATE;AMMONIUM IRON(III) SULFATE 12-WATER;AMMONIUM IRON(III)SULFATE-12- HYDRATE R. G., REAG. ACS, | | CAS: | 7783-83-7 | | MF: | FeH7NO5S | | MW: | 188.96 | | EINECS: | 616-517-5 | | Product Categories: | | | Mol File: | 7783-83-7.mol |  |
| | Ammonium ferric sulfate dodecahydrate Chemical Properties |
| Melting point | 39-41 °C(lit.) | | Boiling point | 230 °C | | density | 1.71 | | storage temp. | Store below +15°C. | | solubility | H2O: 1 m at 20 °C, complete, yellow-brown to red brown | | form | Solid | | Specific Gravity | 1.71 | | color | slightly violet | | Odor | Odorless | | PH | 1.8 (100g/l, H2O, 20℃) | | PH Range | 1 | | Water Solubility | 1240 g/L (25 ºC) | | Merck | 14,521 | | Exposure limits | ACGIH: TWA 1 mg/m3
NIOSH: TWA 1 mg/m3 | | LogP | -1.031 (est) | | CAS DataBase Reference | 7783-83-7(CAS DataBase Reference) |
| | Ammonium ferric sulfate dodecahydrate Usage And Synthesis |
| Chemical Properties | slightly grey-purple adhering crystals or powder | | Uses | Medicine, analytical chemistry, textile dyeing
(mordant). | | Uses | Ammonium ferric sulfate dodecahydrate may be used as a catalyst to synthesize:
- Isoamyl acetate from acetic acid and isoamyl alcohol.
- 2-Amino-5-(5-nitro-2-thienyl)-1,3,4-thiadiazole from 5-nitrothiophene-2-carboxaldehyde thiosemicarbazone via oxidative cyclization.
| | Definition | Ferric alum: One of the alums,K2SO4.Fe2(SO4)3.24H2O, in which thealuminium ion Al3+ is replaced bythe iron(III) (ferric) ion Fe3+. | | Purification Methods | Crystallise it from aqueous ethanol. |
| | Ammonium ferric sulfate dodecahydrate Preparation Products And Raw materials |
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