| Melting point | 65-70 °C (lit.) |
| Boiling point | 194-195 °C (lit.) |
| density | 0,969 g/cm3 |
| FEMA | 3187 | 3-METHYLCROTONIC ACID |
| refractive index | 1.4226 (estimate) |
| Fp | 93°C |
| storage temp. | Keep in dark place,Sealed in dry,Room Temperature |
| solubility | Chloroform (Slightly), Methanol (Slightly) |
| form | Solid |
| pka | pK1:5.12 (25°C) |
| color | Off-White to Pale Orange |
| Water Solubility | Soluble in water, and methanol. |
| JECFA Number | 1204 |
| BRN | 1720305 |
| InChIKey | YYPNJNDODFVZLE-UHFFFAOYSA-N |
| CAS DataBase Reference | 541-47-9(CAS DataBase Reference) |
| NIST Chemistry Reference | 2-Butenoic acid, 3-methyl-(541-47-9) |
| EPA Substance Registry System | 2-Butenoic acid, 3-methyl- (541-47-9) |
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