| Identification | |
| Name: | but-3-ynal |
| Synonyms: | 3-Butyn-1-al;But-3-ynal |
| CAS: | 52844-23-2 |
| Molecular Formula: | C4H4O |
| Molecular Weight: | 68.074 |
| InChI: | InChI=1/C4H4O/c1-2-3-4-5/h1,4H,3H2 |
| Molecular Structure: |  |
| Properties | |
| Flash Point: | °C |
| Boiling Point: | 81.6°C at 760 mmHg |
| Density: | 0.899g/cm3 |
| Refractive index: | 1.406 |
| Flash Point: | °C |
| Safety Data | |
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