PRODUCT Properties
| Melting point: | 17.3°C (estimate) |
| Boiling point: | 195 °C(lit.) |
| Density | 0.949 g/mL at 25 °C(lit.) |
| refractive index | n |
| FEMA | 3511 | 2-METHYL-4-PENTENOIC ACID |
| Flash point: | 210 °F |
| storage temp. | Inert atmosphere,Room Temperature |
| solubility | Chloroform (Slightly), Methanol (Slightly) |
| form | clear liquid |
| pka | 4.67±0.10(Predicted) |
| color | Colorless to Red to Green |
| Odor | at 10.00 % in propylene glycol. fruity cheese |
| Odor Type | cheesy |
| Water Solubility | Slightly soluble in water |
| JECFA Number | 355 |
| BRN | 1720987 |
| InChIKey | HVRZYSHVZOELOH-UHFFFAOYSA-N |
| LogP | 1.34 |
| CAS DataBase Reference | 1575-74-2(CAS DataBase Reference) |
| EPA Substance Registry System | 4-Pentenoic acid, 2-methyl- (1575-74-2) |
Description and Uses
2-Methyl-4-pentenoic acid is used as raw material for fruit flavor or it is an enhancer of fruity fragrances.
Safety
| Symbol(GHS) |   GHS07,GHS05 |
| Signal word | Danger |
| Hazard statements | H290-H302-H314-H318 |
| Precautionary statements | P234-P260-P264-P301+P330+P331+P310-P303+P361+P353+P310+P363-P304+P340+P310-P305+P351+P338+P310-P390-P405-P406-P501-P280-P305+P351+P338-P310-P260h-P301+P330+P331-P303+P361+P353-P501a |
| Hazard Codes | C |
| Risk Statements | 22-34 |
| Safety Statements | 26-36/37/39-45 |
| RIDADR | UN 3265 8/PG 2 |
| WGK Germany | 3 |
| TSCA | Yes |
| HazardClass | 8 |
| PackingGroup | III |
| HS Code | 29161995 |
