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| CAS No.: | 593-79-3 |
|---|---|
| Name: | DIMETHYLSELENIDE |
| Molecular Structure: | |
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|
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| Formula: | C2H6 Se |
| Molecular Weight: | 109.03 |
| Synonyms: | Methylselenide (6CI,7CI,8CI); Dimethyl selenide; Dimethylselenium; Methyl selenium |
| EINECS: | 209-807-4 |
| Density: | 1.408 g/mL at 20 °C(lit.) |
| Melting Point: | -88.01°C |
| Boiling Point: | 57-58°C |
| Flash Point: | 56-58°C |
| Appearance: | colourless liquid with an unpleasant odour. |
| Hazard Symbols: |
 T N
|
| Risk Codes: | 23/25-33-50/53 |
| Safety: | Moderately toxic by intraperitoneal and subcutaneous routes. When heated to decomposition it emits toxic fumes of Se. See also SELENIUM COMPOUNDS. |
| Transport Information: | UN 3282 6 |
| PSA: | 0.00000 |
| LogP: | 0.78680 |
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Chemistry
Chemical Name: Dimethylselenide
IUPAC NAME: Methylselanylmethane
CAS No.: 593-79-3
EINECS: 209-807-4
RTECS: VS6880000
Molecular Formula: C2H6Se
Molecular Weight: 109.03 g/mol
Boiling Point: 49.8 °C at 760 mmHg
Following is the structure of Dimethyl selenide (593-79-3):
Product Categories about Dimethyl selenide (593-79-3) are Classes of Metal Compounds ; Se (Selenium) Compounds ; Semimetal Compounds
The chemical synonymous of Dimethyl selenide (593-79-3) are Selenium dimethyl ; (Methylselanyl)methane ; Dimethyl-selenid ; Methane, selenobis- ; Methane,selenobis- ; Methyl selenium ; Methylselanylmethane
Toxicity Data With Reference
| 1. | ipr-rat LD50:2200 mg/kg | PSEBAA Proceedings of the Society for Experimental Biology and Medicine. 79 (1952),230. | ||
| 2. | scu-rat LDLo:2180 mg/kg | ARTODN Archives of Toxicology. 45 (1980),207. | ||
| 3. | ipr-mus LD50:1800 mg/kg | PSEBAA Proceedings of the Society for Experimental Biology and Medicine. 79 (1952),230. |
Consensus Reports
Selenium and its compounds are on the Community Right-To-Know List.
Safety Profile
Moderately toxic by intraperitoneal and subcutaneous routes. When heated to decomposition it emits toxic fumes of Se. See also SELENIUM COMPOUNDS.
Hazard Codes:
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Risk Statements about Dimethyl selenide (593-79-3):
R33 Danger of cumulative effects.
R23/25: Toxic by inhalation and if swallowed.
R50/53: Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
Safety Statements about Dimethyl selenide (593-79-3):
S28 After contact with skin, wash immediately with plenty of soap-suds.
S45 In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
S60 This material and its container must be disposed of as hazardous waste.
S61 Avoid release to the environment. Refer to special instructions / safety data sheets.
Standards and Recommendations
OSHA PEL: TWA 0.2 mg(Se)/m3
ACGIH TLV: TWA 0.2 mg(Se)/m3
DFG MAK: 0.1 mg(Se)/m3