764-40-9
2,4-Pentadienal
CAS: 764-40-9
Molecular Formula: C5H6O
764-40-9 - Names and Identifiers
764-40-9 - Physico-chemical Properties
| Molecular Formula | C5H6O |
| Molar Mass | 82.1 |
| Density | 0.845±0.06 g/cm3(Predicted) |
| Boling Point | 36-37 °C(Press: 20 Torr) |
| JECFA Number | 1173 |
| Physical and Chemical Properties | There are two isomers, cis and trans. Boiling point 29~30 ℃. Relative density, cis (d419)1.5115, trans (d419)1.5185~1.5190. |
764-40-9 - References
| FEMA | 3217 | 2,4-PENTADIENAL |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| use | GB 2760-1996 specifies food spices that are allowed to be used. |
| Production method | cis or trans isomer, corresponding to cis or trans 2, 4-pentadiene alcohol in dichloromethane, Prepared in the presence of manganese dioxide. |
Last Update：2024-04-09 21:11:58
