CYCLOPROPYL(TRIMETHYLSILYL)ACETYLENE
- CAS NO.：81166-84-9
- Empirical Formula: C8H14Si
- Molecular Weight: 138.28
- MDL number: MFCD00671355
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-27 23:11:35
What is CYCLOPROPYL(TRIMETHYLSILYL)ACETYLENE?
Chemical properties
Clear colorless to yellow liquid
The Uses of CYCLOPROPYL(TRIMETHYLSILYL)ACETYLENE
Cyclopropyl(trimethylsilyl)acetylene is used in several addition reactions.
Properties of CYCLOPROPYL(TRIMETHYLSILYL)ACETYLENE
| Boiling point: | 82°C 80mm |
| Density | 0.85±0.1 g/cm3 (20 ºC 760 Torr) |
| refractive index | 1.4547 |
| Flash point: | 24.6±10.7℃ |
| storage temp. | Flammables area |
| solubility | Sparingly Soluble (0.069 g/L) (25°C). |
| form | Liquid |
| color | Clear colorless to yellow |
| CAS DataBase Reference | 81166-84-9 |
Safety information for CYCLOPROPYL(TRIMETHYLSILYL)ACETYLENE
| Signal word | Danger |
| Pictogram(s) |
 Flame Flammables GHS02  Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H226:Flammable liquids H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P303+P361+P353:IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P405:Store locked up. |
Computed Descriptors for CYCLOPROPYL(TRIMETHYLSILYL)ACETYLENE
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