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| IUPAC name : | 4-methyl-2-(2-methylprop-1-enyl)-3,6-dihydro-2H-pyran |
| InChI : | InChI=1/C10H16O/c1-8(2)6-10-7-9(3)4-5-11-10/h4,6,10H,5,7H2,1-3H3 |
| InChIKey : | FRISMOQHTLZZRP-UHFFFAOYAI |
| SMILES : | CC1=CCOC(C1)C=C(C)C |
| cas number : | 1786-08-9 |
| (EINECS) number : | 217-241-4 |
| beilstein number : | 1562957 |
| fema number : | 3661 |
| jecfa number : | 1235 |
| fl. number : | 13.088 |
| molar refractivity : | 49.19 ± 0.3 cm3 |
| parachor : | 387.0 ± 6.0 cm3 |
| index of refraction : | 1.523 ± 0.02 |
| surface tension : | 33.4 ± 3.0 dyne/cm |
| density : | 0.945 ± 0.06 g/cm3 |
| polarizability : | 19.50 ± 0.5 10-24cm3 |
| XlogP : | 1.90 |
| molecular weight : | 152.2334400 |
| formula : | C10 H16 O |
| NMR Predictor : | Predict |
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| export tariff code : | 2909.20.0000 |
| fda reg : | unspecified |
Suppliers :
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| Bedoukian Research : | NEROL OXIDE
≥95.0%, Kosher Odor: floral, orangeblossom, green, sweet |
| Penta : | nerol oxide
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organoleptics :
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| odor type : | green |
| odor strength : | medium |
odor description :¹ at 100.00 %. | green weedy cortex herbal diphenyl oxide narcissus celery |
| odor sample from : | Dragoco Inc. |
| substantivity : | 4 hour(s) at 100.00 % |
properties :
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| appearence : | colorless clear liquid |
| assay : | 96.00 to 100.00 %
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| Food Chemicals Codex Listed : | No |
| specific gravity : | 0.90000 to 0.90800 @ 25.00 °C.
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| pounds per gallon - calc. : | 7.489 to 7.555
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| refractive index : | 1.47200 to 1.47800 @ 20.00 °C.
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| boiling point : | 201.00 to 202.00 °C. @ 760.00 mm Hg
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| flash point : | 159.00 °F. TCC ( 70.56 °C. )
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| logP (o/w) : | 2.85 |
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 37/39 - Wear suitable gloves and eye/face protection.
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| Oral Toxicity(LD50) : |
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Oral-Rat ~5000.00 mg/kg (Moreno, 1980l)
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| Dermal Toxicity(LD50) : |
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Skin-Rabbit >5000.00 mg/kg
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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) : | 0.85 (μg/capita/day) |
| Maximised Survey-derived Daily Intakes (MSDI-USA) : | 0.70 (μg/capita/day) |
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| recommendation for nerol oxide usage levels up to : |
| | 2.0000 % in the fragrance concentrate.
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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 : | 2 |
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| | 4-methyl-2-(2-methylprop-1-enyl)-3,6-dihydro-2H-pyran
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| (EINECS) number : | 217-241-4 |
| chemidplus : | 001786089 |
| EPA Substance Registry Services : | 1786-08-9 |
references :
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| | 4-methyl-2-(2-methylprop-1-enyl)-3,6-dihydro-2H-pyran
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| fl. number : | 13.088 |
| jecfa number : | 1235 |
| NIST Chemistry WebBook : | 3998970906 |
| pubchem : | 197540 |
Cosmetics :
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| Cosmetic uses : |
perfuming agents
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other :
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| reference : | Luebke, William tgsc, (1991)¹ |
| CosIng : | cosmetic data |
| VCF-Online: | VCF Volatile Compounds in Food |