| Identification | |
| Name: | 1-Buten-1-one (9CI) |
| Synonyms: | Ketene,ethyl- (6CI,8CI); Ethylketene |
| CAS: | 20334-52-5 |
| Molecular Formula: | C4H6 O |
| Molecular Weight: | 0 |
| InChI: | InChI=1/C4H6O/c1-2-3-4-5/h3H,2H2,1H3 |
| Molecular Structure: |  |
| Properties | |
| Boiling Point: | 28°C at 760 mmHg |
| Density: | 0.774g/cm3 |
| Refractive index: | 1.375 |
| Safety Data | |
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