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| IUPAC name : | 5-methylhex-5-en-2-one |
| InChI : | InChI=1/C7H12O/c1-6(2)4-5-7(3)8/h1,4-5H2,2-3H3 |
| InChIKey : | VBCIOOKAKHGVMI-UHFFFAOYAL |
| SMILES : | CC(=C)CCC(=O)C |
| (EINECS) number : | 221-807-6 |
| cas number : | 3240-09-3 |
| fema number : | 3365 |
| coe number : | 11150 |
| jecfa number : | 1119 |
| fl. number : | 07.100 |
| molar refractivity : | 34.07 ± 0.3 cm3 |
| parachor : | 300.8 ± 4.0 cm3 |
| index of refraction : | 1.414 ± 0.02 |
| surface tension : | 23.8 ± 3.0 dyne/cm |
| density : | 0.824 ± 0.06 g/cm3 |
| polarizability : | 13.50 ± 0.5 10-24cm3 |
| xlogp : | 1.30 |
| molecular weight : | 112.1695800 |
| formula : | C7 H12 O |
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| export tariff code : | unspecified |
| fda reg : | unspecified |
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Suppliers :
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| Sigma-Aldrich-SAFC : | 5-Methyl-5-hexen-2-one
99% |
organoleptics :
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| odor type : | fatty |
| odor strength : | medium , recommend smelling in a 10.00 % solution or less |
odor description :¹ : at 10.00 % in dipropylene glycol. | green weedy foliage vegetable |
| substantivity : | 1 hour(s) at 100.00 % |
properties :
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| appearence : | colorless to pale yellow clear liquid |
| assay : | 99.00 to 100.00 %
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| Food Chemicals Codex Listed : | No |
| specific gravity : | 0.84750 @ 25.00 °C.
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| refractive index : | 1.42790 @ 25.00 °C.
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| boiling point : | 149.00 to 150.00 °C. @ 760.00 mm Hg
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| logp : | 1.65 |
safety :
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| most important hazard(s) : |
Xn - Harmful. |
| Oral Toxicity(LD50) : |
Not determined
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| Dermal Toxicity(LD50) : |
Not determined
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| Maximised Survey-derived Daily Intakes (MSDI-EU) : | ND (μg/capita/day) |
| flash point ( Deg. F. ) : | 108.00 °F. TCC ( 42.22 °C. )
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| recommendation for 5-methyl-5-hexen-2-one usage levels up to : |
| | 1.0000 % in the fragrance concentrate.
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| recommendation for 5-methyl-5-hexen-2-one usage levels up to : |
| | 2.0000 ppm in the flavor.
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safety references :
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| European Food Safety Athority(efsa) : | Flavor usage levels; Subacute, Subchronic, Chronic and Carcinogenicity Studies; Developmental / Reproductive Toxicity Studies; Genotoxicity Studies... |
| EPI System : | view |
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| | 5-methylhex-5-en-2-one
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| (EINECS) number : | 221-807-6 |
| chemidplus : | 003240093 |
| EPA Substance Registry Services : | 3240-09-3 |
| NLM Chemical Carcinogenesis Research Information System : | 3240-09-3 |
| NLM Developmental and Reproductive Toxicity : | 3240-09-3 |
| NLM Env. Mutagen Info. Center : | 3240-09-3 |
| NLM GENetic TOXicology : | 3240-09-3 |
| dtp/nci : | 21640 |
references :
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| | 5-methylhex-5-en-2-one
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| jecfa number : | 1119 |
| fl. number : | 07.100 |
| pubchem : | 203922 |
| NIST Chemistry WebBook : | 3743265675 |
| reference : | Luebke, William tgsc, (2007)¹ |
other :
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