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CAS No.: | 1303-58-8 |
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Name: | Digold trioxide |
Molecular Structure: | |
Formula: | Au2O3 |
Molecular Weight: | 441.93 |
Synonyms: | Gold oxide (Au2O3);gold(+3) cation; oxygen(-2) anion; |
EINECS: | 215-122-1 |
Melting Point: | 150 °C |
Solubility: | Insoluble in water. Soluble in HCl, HNO3 and in NaCN solution. |
Appearance: | Odorless, brown powder. |
Hazard Symbols: | Xi |
Risk Codes: | 36/38 |
Safety: | 26-36 |
Transport Information: | UN 3263 8/PG 3 |
PSA: | 43.37000 |
LogP: | -0.31100 |
This chemical is called Gold trioxide, and its CAS registry number is 1303-58-8. With the molecular formula of Au2O3, its product categories are Industrial / Fine Chemicals; Gold; Metal and Ceramic Science; Oxides. This chemical could be obtained when the gold hydroxide Au (OH)3 is heated to constant weight at 140 ~ 150 °C. Besides, it's used for the porcelain glaze.
Other characteristics of the Gold trioxide can be summarised as followings: (1)H-Bond Donor: 0; (2)H-Bond Acceptor: 3; (3)Rotatable Bond Count: 0; (4)Exact Mass: 441.917848; (5)MonoIsotopic Mass: 441.917848; (6)Topological Polar Surface Area: 3; (7)Heavy Atom Count: 5; (8)Formal Charge: 0; (9)Covalently-Bonded Unit Count: 5.
When you are using this chemical, please be cautious about it as the following: This chemical is irritating to eyes and skin. Please wear suitable protective clothing if you use it. In case of contacting with eyes, rinse immediately with plenty of water and seek medical advice.
You can still convert the following datas into molecular structure:
1.InChI: InChI=1/2Au.3O/q2*+3;3*-2
2.Smiles: [Au+3].[Au+3].[OH2-2].[OH2-2].[OH2-2]