| melting point | >0°C |
| boiling point | 53 °C(lit.) |
| density | 0.695 g/mL at 25 °C(lit.) |
| Vapor pressure | 4.18 psi ( 20 °C) |
| Refractive index | n20/D 1.388(lit.) |
| flash point | <−30 °F |
| Storage conditions | Store below +30°C. |
| solubility | Miscible with organic solvents. |
| form | liquid |
| colour | colorless |
| proportion | 0.695 |
| Water solubility | reacts |
| Hydrolysis sensitivity | 4: no reaction with water under neutral conditions |
| BRN | 906752 |
| InChIKey | CWMFRHBXRUITQE-UHFFFAOYSA-N |
| CAS | 1066-54-2 |
| EPA Chemical Information | Trimethylsilylacetylene(1066-54-2) |
| NIST Chemical information | (Trimethylsilyl)acetylene(1066-54-2) |
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