| Identification | ||
| Name | 3-Butyn-2-one | |
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| Molecular Structure |
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| Molecular Formula | C4H4O | |
| Molecular Weight | 68.07 | |
| CAS Registry Number | 1423-60-5 | |
| EINECS | 215-834-2 | |
| Properties | ||
| Density | 0.87 | |
| Boiling point | 85 ºC | |
| Refractive index | 1.4045-1.4095 | |
| Flash point | -1 ºC | |