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| IUPAC name : | 3-methylcyclohex-2-en-1-one |
| InChI : | InChI=1/C7H10O/c1-6-3-2-4-7(8)5-6/h5H,2-4H2,1H3 |
| InChIKey : | IITQJMYAYSNIMI-UHFFFAOYAM |
| SMILES : | CC1=CC(=O)CCC1 |
| cas number : | 1193-18-6 |
| (EINECS) number : | 214-769-7 |
| beilstein number : | 1560601 |
| fema number : | 3360 |
| coe number : | 11134 |
| jecfa number : | 1107 |
| fl. number : | 07.098 |
| molar refractivity : | 32.10 ± 0.3 cm3 |
| parachor : | 269.7 ± 6.0 cm3 |
| index of refraction : | 1.474 ± 0.02 |
| surface tension : | 31.1 ± 3.0 dyne/cm |
| density : | 0.964 ± 0.06 g/cm3 |
| polarizability : | 12.72 ± 0.5 10-24cm3 |
| XlogP : | 0.80 |
| molecular weight : | 110.1537000 |
| formula : | C7 H10 O |
| NMR Predictor : | Predict |
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| export tariff code : | 2914.29.0000 |
| fda reg : | unspecified |
Suppliers :
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| Bedoukian Research : | 3-METHYL-2-CYCLOHEXENONE
≥98.0% Odor: powerful, nutty, caramel-like |
| Gainworld : | 3-methyl-2-cyclohexen-1-one
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| Penta : | 3-methyl-2-cyclohexen-1-one
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| Sigma-Aldrich-SAFC : | 3-Methyl-2-cyclohexen-1-one
≥98%, Kosher Odor: caramel; cherry; medicinal; nutty |
organoleptics :
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| odor type : | nutty |
| odor strength : | high , recommend smelling in a 1.00 % solution or less |
odor description : at 1.00 % in dipropylene glycol. | nut caramel phenolic cherry |
properties :
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| appearence : | colorless to yellow clear liquid |
| assay : | 98.00 to 100.00 %
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| Food Chemicals Codex Listed : | No |
| specific gravity : | 0.96700 to 0.97200 @ 25.00 °C.
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| pounds per gallon - calc. : | 8.046 to 8.088
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| refractive index : | 1.49000 to 1.49800 @ 20.00 °C.
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| boiling point : | 199.00 to 200.00 °C. @ 760.00 mm Hg
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| boiling point : | 78.00 to 79.00 °C. @ 12.00 mm Hg
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| vapor pressure : | 4.20000 mm/Hg @ 25.00 °C. |
| vapor density : | >1 ( Air = 1 ) |
| flash point : | 165.00 °F. TCC ( 73.89 °C. )
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| logP (o/w) : | 1.04 |
safety :
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| most important hazard(s) : | Xn - Harmful. |
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R 22 - Harmful if swallowed. R 36/38 - Irritating to skin and eyes. S 02 - Keep out of the reach of children. S 20/21 - When using do not eat, drink or smoke. S 24/25 - Avoid contact with skin and eyes. S 26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S 37/39 - Wear suitable gloves and eye/face protection.
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| Oral Toxicity(LD50) : |
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Oral-Mouse 1600.00 mg/kg Journal of Agricultural and Food Chemistry. Vol. 35, Pg. 273, 1987.
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| Dermal Toxicity(LD50) : |
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Not determined
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| Inhalation Toxicity(LC50) : |
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Not determined
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safety in use :
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| Maximised Survey-derived Daily Intakes (MSDI-EU) : | 0.012 (μg/capita/day) |
| Maximised Survey-derived Daily Intakes (MSDI-USA) : | 0.10 (μg/capita/day) |
| Structure Class : | II |
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| recommendation for nutty cyclohexenone usage levels up to : |
| | 0.5000 % in the fragrance concentrate.
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| recommendation for nutty cyclohexenone usage levels up to : |
| | 0.2000 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 |
| Canada Domestic Sub. List : | Yes |
| EPA Chem. Sub. Inventory : | Yes |
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| WGK Germany : | 3 |
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| | 3-methylcyclohex-2-en-1-one
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| (EINECS) number : | 214-769-7 |
| RTECS : | GW7340000 for 1193-18-6 |
| chemidplus : | 001193186 |
| EPA Substance Registry Services : | 1193-18-6 |
| dtp/nci : | 43632 |
references :
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| | 3-methylcyclohex-2-en-1-one
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| fl. number : | 07.098 |
| jecfa number : | 1107 |
| NIST Chemistry WebBook : | 3748107743 |
| pubchem : | 157786 |
other :
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| VCF-Online: | VCF Volatile Compounds in Food |