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Substance Name: Cobalt
RN: 7440-48-4
UNII: 3G0H8C9362
InChIKey: GUTLYIVDDKVIGB-UHFFFAOYSA-N
Note
- A trace element that is a component of vitamin B12. It has the atomic symbol Co, atomic number 27, and atomic weight 58.93. It is used in nuclear weapons, alloys, and pigments. Deficiency in animals leads to anemia; its excess in humans can lead to erythrocytosis.
Molecular Formula
- Co
Molecular Weight
- 58.933
- All
- Classifications
- Links to Resources
- Names & Synonyms
- Registry Numbers
- Structure Descriptors
- Toxicity
- Physical Properties
Classification Codes
Classification Codes
- Growth Substances
- Micronutrients
- Mutation Data
- Trace Elements
- Tumor Data
Superlist Classification Codes
- 2007 CERCLA Priority List, Rank: 49
- 2011 CERCLA Priority List, Rank: 52
- TWA 0.02 mg/m3; Confirmed animal carcinogen with unknown relevance to humans; BEI
- TWA 0.1 mg/m3 as Co
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Names and Synonyms
Name of Substance
- Cobalt
MeSH Heading
- Cobalt
Synonyms
- Aquacat
- C.I. 77320
- CCRIS 1575
- CI 77320
- Cobalt
- Cobalt-59
- EC 231-158-0
- EINECS 231-158-0
- HSDB 519
- Kobalt
- Kobalt [German, Polish]
- NCI-C60311
- Super cobalt
- UNII-3G0H8C9362
Systematic Name
- Cobalt
Superlist Names
- Cobalt
- Cobalt and inorganic compounds
- Cobalt fume
- Cobalt metal powder
- Cobalt metal, dust and fume
- Cobalt, elemental
Registry Numbers
CAS Registry Number
- 7440-48-4
FDA UNII
- 3G0H8C9362
Other Registry Numbers
- 1245817-40-6
- 1262528-32-4
- 132965-60-7
- 177256-35-8
- 184637-91-0
- 195161-79-6
- 335349-43-4
System Generated Number
- 0007440484
Structure Descriptors
InChI
InChI=1S/CoInChIKey
GUTLYIVDDKVIGB-UHFFFAOYSA-NSmiles
[Co]Toxicity
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| mouse | LDLo | intraperitoneal | 100mg/kg (100mg/kg) | Environmental Quality and Safety, Supplement. Vol. 1, Pg. 1, 1975. | |
| rabbit | LDLo | intravenous | 100mg/kg (100mg/kg) | Environmental Quality and Safety, Supplement. Vol. 1, Pg. 1, 1975. | |
| rabbit | LDLo | oral | 750mg/kg (750mg/kg) | BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) | Archives Internationales de Pharmacodynamie et de Therapie. Vol. 62, Pg. 347, 1939. |
| rat | LD50 | intraperitoneal | 100mg/kg (100mg/kg) | LIVER: OTHER CHANGES VASCULAR: REGIONAL OR GENERAL ARTERIOLAR OR VENOUS DILATION BLOOD: OTHER CHANGES | Industrial Medicine. Vol. 15, Pg. 482, 1946. |
| rat | LD50 | oral | 6171mg/kg (6171mg/kg) | BEHAVIORAL: ATAXIA BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) GASTROINTESTINAL: "HYPERMOTILITY, DIARRHEA" | Acute Toxicity Data. Journal of the American College of Toxicology, Part B. Vol. 1, Pg. 686, 1992. |
| rat | LDLo | intratracheal | 25mg/kg (25mg/kg) | National Technical Information Service. Vol. AEC-TR-6710, | |
| rat | LDLo | intravenous | 100mg/kg (100mg/kg) | Environmental Quality and Safety, Supplement. Vol. 1, Pg. 1, 1975. |
Physical Properties
| Physical Property | Value | Units | Temp (deg C) | Source |
|---|---|---|---|---|
| Melting Point | 1493 | deg C | EXP | |
| Boiling Point | 3100 | deg C | EXP | |
| log P (octanol-water) | 0.230 | (none) | EST | |
| Water Solubility | 8.75E+04 | mg/L | 25 | EST |
| Vapor Pressure | 4.24E-09 | mm Hg | 25 | EST |
| Atmospheric OH Rate Constant | 0.0 | cm3/molecule-sec | 25 | EST |
Physical property data is provided to ChemIDplus by SRC, Inc.