5-METHYL-5-HEXEN-2-ONE
- CAS NO.：3240-09-3
- Empirical Formula: C7H12O
- Molecular Weight: 112.17
- MDL number: MFCD00014995
- EINECS: 221-807-6
- SAFETY DATA SHEET (SDS)
- Update Date: 2025-07-16 09:55:38
What is 5-METHYL-5-HEXEN-2-ONE?
Description
Synthesized from methallyl alcohol, the corresponding methallyl alcohol, acetoacetone is prepared, dissolved in diphenyl ether, and finally heated to 200 - 215°C.
Preparation
From methallyl alcohol, the corresponding methallyl alcohol, acetoacetone is prepared, dissolved in diphenyl ether, and finally heated to between 200 and 215°C
Properties of 5-METHYL-5-HEXEN-2-ONE
| Boiling point: | 148-149 °C (lit.) |
| Density | 0.865 g/mL at 25 °C (lit.) |
| refractive index | n |
| FEMA | 3365 | 5-METHYL-5-HEXEN-2-ONE |
| Flash point: | 108 °F |
| Odor | at 10.00 % in dipropylene glycol. green weedy foliage vegetable |
| JECFA Number | 1119 |
| EPA Substance Registry System | 5-Hexen-2-one, 5-methyl- (3240-09-3) |
Safety information for 5-METHYL-5-HEXEN-2-ONE
| Signal word | Danger |
| Pictogram(s) |
 Flame Flammables GHS02  Corrosion Corrosives GHS05  Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H226:Flammable liquids H302:Acute toxicity,oral H318:Serious eye damage/eye irritation |
| Precautionary Statement Codes |
P280:Wear protective gloves/protective clothing/eye protection/face protection. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for 5-METHYL-5-HEXEN-2-ONE
New Products
Indole Methyl Resin tert-butyl 9-methoxy-3-azaspiro[5.5]undecane-3-carboxylate Boc-His(Boc)-OH 2-CTC Resin 4-Chloro-7-tosy1-7Hpyrrolo[2,3-d]pyrimidine 5,7-Dibromo-1H-indole 2,5-dichloro-N-hydroxy-4,6-dimethylpyridine-3-carboximidamide 2,2-Dimethoxy-7-azaspiro[3.5]nonane hydrochloride 4-chloromethyl-5-methyl-1,3-dioxol-2-one (DMDO-Cl) R-2-BENZYLOXY PROPIONIC ACID 1,1’-CARBONYLDIIMIDAZOLE 1,1’-CARBONYLDI (1,2-4 TRIAZOLE) N-METHYL INDAZOLE-3-CARBOXYLIC ACID 4-((2-hydroxyethyl)thio)benzoic acid 1-(TERT-BUTOXYCARBONYL)-2-PYRROLIDINONE Methyl 6-methylnicotinate 3-Pyridineacrylic acid tert-Butyl carbazate TETRAHYDRO-2H-PYRAN-3-OL 2-((4-morpholinophenylamino) (methylthio) methylene) malononitrile 3-(4-morpholinophenylamino)-5-amino-1H-pyrazole-4-carbonitrile 2,4-dihydroxybenzaldehyde 1,3-Diethyl-1,3-Diphenylurea Methyl 2-methylquinoline-6-carboxylateRelated products of tetrahydrofuran
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