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| IUPAC name : | 3,4,4a,5,6,7,8,8a-octahydrochromen-2-one |
| InChI : | InChI=1/C9H14O2/c10-9-6-5-7-3-1-2-4-8(7)11-9/h7-8H,1-6H2 |
| InChIKey : | MSFLYJIWLHSQLG-UHFFFAOYAH |
| SMILES : | C1CCC2C(C1)CCC(=O)O2 |
| cas number : | 4430-31-3 |
| (EINECS) number : | 224-623-4 |
| fema number : | 3791 |
| coe number : | 13161 |
| jecfa number : | 1166 |
| fl. number : | 13.161 |
| molar refractivity : | 41.29 ± 0.3 cm3 |
| parachor : | 352.8 ± 6.0 cm3 |
| index of refraction : | 1.477 ± 0.02 |
| surface tension : | 34.1 ± 3.0 dyne/cm |
| density : | 1.056 ± 0.06 g/cm3 |
| polarizability : | 16.37 ± 0.5 10-24cm3 |
| XlogP : | 1.90 |
| molecular weight : | 154.2062600 (IUPAC) |
| formula : | C9 H14 O2 |
| NMR Predictor : | Predict |
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| export tariff code : | 2932.29.6000 |
| fda reg : | unspecified |
Suppliers :
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| IFF : | Bicyclononalactone
≥98% (sum of isomers) Odor: More stable than coumarin. It also has a very good Tonka characteristic. Almond, vanilla, coumarin, hay coconut note. |
| Penta : | cyclohexyl lactone
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| Takasago : | Cyclohexyl Lactone
≥98% as Cyclohexyl lactone Odor: Sweet harbaceous or coumarin-like |
| Vigon : | OCTAHYDROCOUMARIN
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organoleptics :
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| odor type : | tonka |
| odor strength : | medium , recommend smelling in a 10.00 % solution or less |
odor description :¹ at 10.00 % in dipropylene glycol. | sweet herbal coumarin tonka woody |
| odor sample from : | Takasago International Corp |
| substantivity : | 400 Hour(s) |
properties :
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| appearence : | colorless clear liquid |
| assay : | 99.00 to 100.00 % sum of isomers
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| Food Chemicals Codex Listed : | No |
| specific gravity : | 1.09000 to 1.09600 @ 25.00 °C.
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| pounds per gallon - calc. : | 9.070 to 9.120
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| refractive index : | 1.48900 to 1.49300 @ 20.00 °C.
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| boiling point : | 144.00 to 146.00 °C. @ 16.00 mm Hg
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| boiling point : | 293.00 to 294.00 °C. @ 760.00 mm Hg
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| flash point : | 305.00 °F. TCC ( 151.67 °C. )
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| logP (o/w) : | 1.55 |
safety :
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| most important hazard(s) : | Xi - Irritant |
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R 36/38 - Irritating to skin and eyes. S 02 - Keep out of the reach of children. 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 36 - Wear suitable protective clothing.
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| Oral Toxicity(LD50) : |
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Oral-Rat 3900.00 mg/kg Food and Chemical Toxicology. Vol. 20, Pg. 781, 1982.
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| Dermal Toxicity(LD50) : |
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Skin-Rabbit 3500.00 mg/kg Food and Chemical Toxicology. Vol. 20, Pg. 781, 1982.
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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) : | ND (μg/capita/day) |
| Maximised Survey-derived Daily Intakes (MSDI-USA) : | 0.07 (μg/capita/day) |
| Structure Class : | III |
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| recommendation for octahydrocoumarin usage levels up to : |
| | 6.0000 % in the fragrance concentrate.
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| recommendation for octahydrocoumarin usage levels up to : |
| | 10.0000 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 |
| Canada Domestic Sub. List : | Yes |
| EPA Chem. Sub. Inventory : | Yes |
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| WGK Germany : | 3 |
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| | 3,4,4a,5,6,7,8,8a-octahydrochromen-2-one
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| (EINECS) number : | 224-623-4 |
| RTECS : | GN8261500 for 4430-31-3 |
| chemidplus : | 004430313 |
| EPA Substance Registry Services : | 4430-31-3 |
references :
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| | 3,4,4a,5,6,7,8,8a-octahydrochromen-2-one
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| fl. number : | 13.161 |
| jecfa number : | 1166 |
| pubchem : | 163308 |
Cosmetics :
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| Cosmetic uses : |
perfuming agents
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other :
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| reference : | Luebke, William tgsc, (1987)¹ |
| CosIng : | cosmetic data |