| Product Name | 4-methylidenecyclobut-2-en-1-one |
| CAS No. | 42827-31-6 |
| InChI | InChI=1/C5H4O/c1-4-2-3-5(4)6/h2-3H,1H2 |
| Molecular Formula | C5H4O |
| Molecular Weight | 80.0847 |
| Density | 1.03g/cm3 |
| Boiling point | 151°C at 760 mmHg |
| Flash point | 45.7°C |
| Refractive index | 1.497 |
42827-31-6 4-methylidenecyclobut-2-en-1-one
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