DIMETHYLSELENIDE
Synonym(s):Methyl selenide
- CAS NO.：593-79-3
- Empirical Formula: C2H6Se
- Molecular Weight: 109.03
- MDL number: MFCD00014848
- EINECS: 209-807-4
- SAFETY DATA SHEET (SDS)
- Update Date: 2025-09-16 17:17:29
What is DIMETHYLSELENIDE?
Chemical properties
colourless liquid with an unpleasant odour.
The Uses of DIMETHYLSELENIDE
Used as primary and secondary intermediate and also used in chemical research.
Definition
ChEBI: An organoselenium compound of two methyl groups covalently bound to a selenium.
General Description
Atomic number of base material: 34 Selenium
Properties of DIMETHYLSELENIDE
| Melting point: | -88.01°C |
| Boiling point: | 57-58°C |
| Density | 1.408 g/mL at 20 °C (lit.) |
| refractive index | 1.4860-1.4890 |
| Flash point: | 56-58°C |
| storage temp. | 2-8°C |
| solubility | Very soluble in ethyl ether and ethyl alcohol. |
| form | liquid |
| color | colorless to yellow |
| Specific Gravity | 1.41 |
| Sensitive | Air & Light Sensitive |
| BRN | 1696848 |
| Exposure limits | ACGIH: TWA 0.2 mg/m3 NIOSH: IDLH 1 mg/m3; TWA 0.2 mg/m3 |
| Stability: | Stable. Hydrolyzes in water. Reactions with acid or strong oxidizing agents are dangerous. |
| CAS DataBase Reference | 593-79-3(CAS DataBase Reference) |
| EPA Substance Registry System | Methane, selenobis- (593-79-3) |
Safety information for DIMETHYLSELENIDE
| Signal word | Danger |
| Pictogram(s) |
 Skull and Crossbones Acute Toxicity GHS06  Health Hazard GHS08  Environment GHS09 |
| GHS Hazard Statements |
H373:Specific target organ toxicity, repeated exposure H410:Hazardous to the aquatic environment, long-term hazard |
| Precautionary Statement Codes |
P260:Do not breathe dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P273:Avoid release to the environment. P314:Get medical advice/attention if you feel unwell. P301+P310:IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. |
Computed Descriptors for DIMETHYLSELENIDE
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