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| CAS No.: | 1308-06-1 |
|---|---|
| Name: | Cobalt(II,III) oxide |
| Molecular Structure: | |
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|
|
| Formula: | Co3O4 |
| Molecular Weight: | 240.79 |
| Synonyms: | Co(3)O(4);cobalt tetraoxide;Cobalt(II,III) oxide;Tricobalt tetraoxide |
| EINECS: | 215-157-2 |
| Density: | 6.11 g/mL at 25 °C(lit.) |
| Melting Point: | 895 °C (dec.)(lit.) |
| Boiling Point: | 3800 °C |
| Appearance: | Black fine powder |
| Hazard Symbols: |
 Xn, T
|
| Risk Codes: | 36/37/38-40-43-49 |
| Safety: | 26-36/37/39-45-36/37-53 |
| PSA: | 60.44000 |
| LogP: | -0.42480 |
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Consensus Reports
Cobalt(II,III) oxide is reported in EPA TSCA Inventory.
Specification
The Cobalt(II,III) oxide, with the cas registry number 1308-06-1, has its IUPAC name of oxocobalt; oxo(oxocobaltiooxy)cobalt. This is a kind of black fine powder, and its product categories are various, including inorganics; cobalt; 27: co; cobaltmaterials science; metal and ceramic science; nanomaterials; nanoparticles: oxides, nitrides, and other ceramicsnanomaterials; nanopowders and nanoparticle dispersions; oxides. When store it, you should keep it in a dry, cool, and well-ventilated storeroom.
The characteristics of this chemical are as follows: (1)#H bond acceptors: 3 ; (2)#Freely Rotating Bonds: 2 ; (3)Polar Surface Area: 43.37 ; (4)Exact Mass: 240.779259 ; (5)MonoIsotopic Mass: 240.779259 ; (6)Topological Polar Surface Area: 60.4 ; (7)Heavy Atom Count: 7 ; (8)Complexity: 36.2.
As to its usage, it is widely applied in many ways. It could be used in many industries, such as piezoresistor, thermistor, zinc oxide arrester, kinescope and lithium ion battery; And it could be used in the preparing for the lithium electron positive pole material, cobalt oxide and cobalt salt.
When you deal with this chemical, you should be very cautious. Being a kind of irritant chemical to eyes, respiratory system and skin, it may cause sensitisation by skin contact; And it is also toxic and may at low levels cause damage to health, and it even has limited evidence of a carcinogenic effect, and may cause cancer by inhalation. You could take the following instructions while using. Wear suitable protective clothing, gloves and eye/face protection, and if in case of contacting with eyes, rinse immediately with plenty of water and seek medical advice; And if in case of accident or if you feel unwell seek medical advice immediately (show the label where possible). Then avoid exposure - obtain special instructions before use.
Additionally, the following datas information could be converted into the molecular structure:
(1)SMILES:[Co]=O.O=[Co]O[Co]=O
(2)InChI:InChI=1/3Co.4O/rCo2O3.CoO/c3-1-5-2-4;1-2
(3)InChIKey:LBFUKZWYPLNNJC-PMPQCLQHAA
The followings are the toxcity information which have been tested:
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| mouse | LD50 | intraperitoneal | 1890mg/kg (1890mg/kg) | Current Toxicology. Vol. 1, Pg. 39, 1993. | |
| rat | LD50 | oral | > 5gm/kg (5000mg/kg) | Acute Toxicity Data. Journal of the American College of Toxicology, Part B. Vol. 1, Pg. 696, 1992. |