| Identification | ||
| Name | 3-Methyl-2-butenal | |
| Synonyms | 3,3-Dimethylacrolein; 3-Methylcrotonaldehyde; Prenal | |
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| Molecular Structure |
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| Molecular Formula | C5H8O | |
| Molecular Weight | 84.12 | |
| CAS Registry Number | 107-86-8 | |
| EINECS | 203-527-6 | |
| FEMA | 3646 | |
| Properties | ||
| Density | 0.88 | |
| Boiling point | 132-133 ºC | |
| Refractive index | 1.461-1.463 | |
| Flash point | 33 ºC | |
| Water solubility | soluble | |