5-Methyl-3-hexen-2-one
- CAS NO.：5166-53-0
- Empirical Formula: C7H12O
- Molecular Weight: 112.17
- MDL number: MFCD00012166
- EINECS: 225-950-5
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-09-12 18:53:31
What is 5-Methyl-3-hexen-2-one?
Occurrence
Reported found in roasted filberts, green tea, cooked and roasted shrimp.
The Uses of 5-Methyl-3-hexen-2-one
5-Methyl-3-hexen-2-one was used in combinatorial synthesis of mercaptoketones and mercaptoalcohols.
What are the applications of Application
5-Methyl-3-hexen-2-one is a product for proteomics research
General Description
5-methyl-3-hexen-2-one reacts with indole in the presence of pyrrolidine and p-TsOH in CH2Cl2 to yield the 3-substituted indole adduct.
Properties of 5-Methyl-3-hexen-2-one
| Boiling point: | 157°C |
| Density | 0.85 g/mL at 25 °C (lit.) |
| refractive index | n |
| FEMA | 3409 | 5-METHYL-3-HEXEN-2-ONE |
| Flash point: | 118 °F |
| form | clear liquid |
| color | Colorless to Light yellow to Light orange |
| Odor | at 100.00 %. sweet berry cheese |
| JECFA Number | 1132 |
| CAS DataBase Reference | 5166-53-0(CAS DataBase Reference) |
| EPA Substance Registry System | 3-Hexen-2-one, 5-methyl- (5166-53-0) |
Safety information for 5-Methyl-3-hexen-2-one
| Signal word | Danger |
| Pictogram(s) |
 Flame Flammables GHS02  Skull and Crossbones Acute Toxicity GHS06 |
| GHS Hazard Statements |
H226:Flammable liquids H311:Acute toxicity,dermal |
| Precautionary Statement Codes |
P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P280:Wear protective gloves/protective clothing/eye protection/face protection. |
Computed Descriptors for 5-Methyl-3-hexen-2-one
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