Name | trans-2-Methyl-2-pentenoic acid |
Synonyms | FEMA 3195 STRAWBERRIFF FEMA NUMBER 3195 RARECHEM AL BE 0127 (E)-2-Methylpent-2-en-1-sure trans-2-Methyl-2-pentenoic acid (e)-2-methylpent-2-en-1-oic acid 2-Pentenoic acid, 2-methyl-, (2E)- |
CAS | 16957-70-3 |
EINECS | 241-026-4 |
InChIKey | JJYWRQLLQAKNAD-SNAWJCMRSA-N |
Molecular Formula | C6H10O2 |
Molar Mass | 114.14 |
Density | 0.979g/mLat 25°C |
Melting Point | 26-28 °C (lit.) |
Boling Point | 123-125 °C/30 mmHg (lit.) |
Flash Point | 226°F |
Water Solubility | insoluble |
Vapor Presure | 1.63Pa at 24℃ |
Vapor Density | >1 (vs air) |
Appearance | clear liquid |
Color | Colorless to Light orange to Yellow |
pKa | 5.00±0.19(Predicted) |
Storage Condition | Sealed in dry,Room Temperature |
Refractive Index | n20/D 1.46(lit.) |
Hazard Symbols | C - Corrosive |
Risk Codes | 34 - Causes burns |
Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) |
UN IDs | UN 3261 8/PG 3 |
WGK Germany | 2 |
TSCA | Yes |
Hazard Class | 8 |
Packing Group | III |
FEMA | 3195 | 2-METHYL-2-PENTENOIC ACID |
LogP | 1.9 at 25℃ |
NIST chemical information | information provided by: webbook.nist.gov (external link) |
EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
biological activity | trans-2-Methyl-2-pentenoic Acid ((E)-2-methyll-2-pentenoic Acid, strawberry acid) with a sweet berry aroma, it is widely used in food flavoring agents. |
Use | for the preparation of strawberry, Hawthorn and other food flavors |