2-OCTEN-4-ONE
- CAS NO.：4643-27-0
- Empirical Formula: C8H14O
- Molecular Weight: 126.2
- MDL number: MFCD00061023
- EINECS: 225-071-7
- SAFETY DATA SHEET (SDS)
- Update Date: 2025-09-12 18:45:48
What is 2-OCTEN-4-ONE?
Occurrence
Reported found in roasted hazel nuts, wheaten bread and white bread.
The Uses of 2-OCTEN-4-ONE
Reactant in the rhodium-catalyzed asymmetric ring opening of oxabicyclic alkenes with organoboronic acids.
Definition
ChEBI: 2-Octen-4-one is an enone.
Taste threshold values
Taste characteristics at 30 ppm: sweet, fruity, pineapple, strawberry with a ripe tropical nuance.
Synthesis Reference(s)
Journal of the American Chemical Society, 107, p. 7179, 1985 DOI: 10.1021/ja00310a073
The Journal of Organic Chemistry, 52, p. 1885, 1987 DOI: 10.1021/jo00386a001
Synthesis, p. 49, 1988
Properties of 2-OCTEN-4-ONE
| Boiling point: | 65°C/15mm |
| Density | 0.850 |
| FEMA | 3603 | 2-OCTEN-4-ONE |
| Flash point: | 65°C/15mm |
| refractive index | 1.4450 |
| storage temp. | Refrigerator |
| form | clear liquid |
| color | Colorless to Light orange to Yellow |
| Odor | at 1.00 % in dipropylene glycol. yeast jam preserves tropical fruit mushroom metallic |
| Water Solubility | Insoluble in water. |
| JECFA Number | 1129 |
| CAS DataBase Reference | 4643-27-0(CAS DataBase Reference) |
| EPA Substance Registry System | 2-Octen-4-one (4643-27-0) |
Safety information for 2-OCTEN-4-ONE
| Signal word | Warning |
| Pictogram(s) |
 Flame Flammables GHS02 |
| GHS Hazard Statements |
H226:Flammable liquids |
| Precautionary Statement Codes |
P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P240:Ground/bond container and receiving equipment. P241:Use explosion-proof electrical/ventilating/lighting/…/equipment. P303+P361+P353:IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. |
Computed Descriptors for 2-OCTEN-4-ONE
New Products
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