Ammonium dichromate CAS#: 7789-09-5; ChemWhat Code: 21926
Names & Identifiers |
| Product Name | Ammonium dichromate |
| Synonyms | ammoniumdichromat;Ammoniumdichromate(VI);bichromated’ammonium;bichromated’ammonium(french);chromicacid(h2cr2o7),diammoniumsalt;Chromicacid(H2Cr2O7)diammoniumsalt;chromicacid[h2cr2o7],diammoniumsalt;diammoniumdichromate |
| CAS Registry Number | 7789-09-5 |
| Molecular Formula | Cr2H8N2O7 |
| Molecular Weight | 252.06 |
| EINECS | 232-143-1 |
| Other Registry Numbers | |
| IUPA Names, InChI, InChI Key, Canonical SMILES, etc.: | IUPA Names, InChI, InChI Key, Canonical SMILES, etc. |
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Chemical & Physical Properties |
| Melting point | 170 °C (dec.)(lit.) |
| Density | 2.150 |
| vapor Density | 8.7 (vs air) |
| Solubulity | H2O: 1 M at 20 °C, clear, Colorless |
| form | Solid |
| Color | Orange to red |
| Water Solubility | 360 g/L (20 ºC) |
| Merck | 14,515 |
| Stability: | Stability Strong oxidizer – contact with flammable materials may cause fire. Reactions carried out in closed vessels may lead to explosion. Incompatible with organic materials, strong reducing agents. |
| More Properties From PubChem | Topological Polar Surface Area, Monoisotopic Mass, etc. |
| EPA Substance Registry System | Chromic acid (H2Cr2O7), diammonium salt(7789-09-5) |
Safety & Hazards(Codes & Phrases) |
| Hazard Codes | E,T+,N |
| R Phrase | 45-46-60-61-2-8-21-25-26-34-42/43-48/23-50/53 |
| S Phrase | 53-45-60-61 |
| RIDADR | UN 1439 5.1/PG 2 |
| WGK Germany | 3 |
| RTECS | HX7650000 |
| TSCA | Yes |
| Storage Class | 5.1 |
| Packing Group | II |
| Hazardous Substances Data | 7789-09-5(Hazardous Substances Data) |
| More Safety & Hazards From PubChem | Signal, GHS Hazard Statements, Precautionary Statement Codes, etc. |
Literature |
| Literature on PubChem | Synthesis References, Metabolite References, etc. |
Patents |
| Patents on PubChem | Related Patents Of This Product |
Transportation, Storage & Usage |
| Transportation | No Information |
| Storage | No Information |
| Usage | No Information |
Spectral Properties |
| No Information |
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