TRANS-2-UNDECENAL
Synonym(s):(E)-2-Undecenal
- CAS NO.：53448-07-0
- Empirical Formula: C11H20O
- Molecular Weight: 168.28
- MDL number: MFCD00014680
- EINECS: 258-559-3
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-04-03 14:17:14
What is TRANS-2-UNDECENAL?
Definition
ChEBI: A 2-undecenal in which the C2C bond has E configuration.
Synthesis Reference(s)
The Journal of Organic Chemistry, 52, p. 3558, 1987 DOI: 10.1021/jo00392a011
Tetrahedron Letters, 16, p. 1007, 1975 DOI: 10.1016/S0040-4039(00)72629-3
General Description
trans-2-undecenal is mainly formed due to the oxidation of triolein while heating. It occurs naturally in coriander, fresh red pepper and watermelon.
Properties of TRANS-2-UNDECENAL
| Boiling point: | 115 °C10 mm Hg(lit.) |
| Density | 0.849 g/mL at 25 °C(lit.) |
| refractive index | n |
| FEMA | 3423 | 2-UNDECENAL |
| Flash point: | >230 °F |
| form | clear liquid |
| color | Colorless to Light yellow |
| Odor | at 1.00 % in dipropylene glycol. fresh fruity citrus orange peel |
| BRN | 1762239 |
| CAS DataBase Reference | 53448-07-0(CAS DataBase Reference) |
| NIST Chemistry Reference | 2-Undecenal, e-(53448-07-0) |
Safety information for TRANS-2-UNDECENAL
| Signal word | Warning |
| Pictogram(s) |
 Environment GHS09 |
| GHS Hazard Statements |
H400:Hazardous to the aquatic environment, acute hazard |
| Precautionary Statement Codes |
P273:Avoid release to the environment. |
Computed Descriptors for TRANS-2-UNDECENAL
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