| Boiling Point | 55°C to 56°C |
| Density | 0.718 |
| Odor | Recognizable |
| Flash Point | −28°C (−18°F) |
| Linear Formula | CH3CH2OC≡CH |
| Formula Weight | 70.09 |
| Chemical Name or Material | Ethoxyacetylene |
| UN Number | UN1993 |
| Solubility Information | Slightly miscible with water. |
| Beilstein | 741882 |
| Refractive Index | 1.38 |
| Concentration or Composition (by Analyte or Components) | ≈50% w/w in hexanes |
| 61239 |
Synonym : ethoxyacetylene, ethoxyethyne, ethyl ethynyl ether, ethyne, ethoxy, ether, ethyl ethynyl, ethoxy-ethyne, ethyne, ethoxy-9ci, 1-ethoxyacetylene, ethoxyacetylene w/w solution in hexanes, ethoxy acetylene
