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| IUPAC name : | undecan-2-one |
| InChI : | InChI=1/C11H22O/c1-3-4-5-6-7-8-9-10-11(2)12/h3-10H2,1-2H3 |
| InChIKey : | KYWIYKKSMDLRDC-UHFFFAOYAV |
| SMILES : | CCCCCCCCCC(=O)C |
| cas number : | 112-12-9 |
| (EINECS) number : | 203-937-5 |
| beilstein number : | 1749573 |
| fema number : | 3093 |
| coe number : | 150 |
| jecfa number : | 296 |
| fl. number : | 07.016 |
| molar refractivity : | 53.04 ± 0.3 cm3 |
| parachor : | 474.8 ± 4.0 cm3 |
| index of refraction : | 1.425 ± 0.02 |
| surface tension : | 27.5 ± 3.0 dyne/cm |
| density : | 0.821 ± 0.06 g/cm3 |
| polarizability : | 21.02 ± 0.5 10-24cm3 |
| XlogP : | 4.40 |
| molecular weight : | 170.2917800 (IUPAC) |
| formula : | C11 H22 O |
| BioActivity Analysis : | 70425 |
| NMR Predictor : | Predict |
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| export tariff code : | 2914.19.0000 |
| fda reg : | 172.515 |
Suppliers :
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| Advanced Biotech : | 2-undecanone
98% min. natural Odor: Floral |
| Apple : | 2-Undecanone
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| Bedoukian Research : | METHYL NONYL KETONE
≥98.0%, FCC, Kosher Odor: A rose, citrus, orris-like character |
| Berje : | Methyl Nonyl Ketone
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| Cargill - Alfrebro : | METHYL NONYL KETONE (2-UNDECANONE) (EU NAT)
natural, Kosher |
| Fleurchem : | methyl nonyl ketone
natural |
| Gainworld : | 2-undecanone
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| IFF : | Undecan-2-One
natural, Kosher Odor: Fatty, Cheesy, Fruity |
| Moellhausen : | methyl nonyl ketone
95% min. nature identical kosher Odor: oily, waxy, fruity, floral (rose, orris), citrusy |
| Mooreganics : | 2-Undecanone (Methyl Nonyl Ketone)
Natural (Organic Compliant) |
| Penta : | 2-undecanone
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| Penta : | 2-undecanone
natural |
| Robertet : | Methyl nonyl ketone (2-undecanone)
naturel |
| Sigma-Aldrich-SAFC : | 2-Undecanone
≥98%, FCC, Kosher, FG Odor: iris; citrus |
| Sigma-Aldrich-SAFC : | 2-Undecanone
Odor: iris; citrus |
| Vigon : | Methyl Nonyl Ketone Undecanone-2
Redistilled |
organoleptics :
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| odor type : | fruity |
| odor strength : | medium |
odor description :¹ at 100.00 %. | waxy fruity creamy fatty orris floral |
| odor sample from : | Harrmann & Reimer Corporation |
| substantivity : | 128 Hour(s) |
properties :
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| appearence : | colorless to pale yellow clear liquid |
| assay : | 98.00 to 100.00 %
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| Food Chemicals Codex Listed : | Yes |
| specific gravity : | 0.82200 to 0.82600 @ 25.00 °C.
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| pounds per gallon - calc. : | 6.840 to 6.873
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| refractive index : | 1.42800 to 1.43300 @ 20.00 °C.
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| melting point : | 11.00 to 14.00 °C. @ 760.00 mm Hg
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| boiling point : | 231.00 to 232.00 °C. @ 760.00 mm Hg
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| boiling point : | 140.00 to 141.00 °C. @ 50.00 mm Hg
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| acid value : | 5.00 max. KOH/g
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| vapor pressure : | 0.90000 mm/Hg @ 20.00 °C. |
| vapor density : | 5.9 ( Air = 1 ) |
| flash point : | 192.00 °F. TCC ( 88.89 °C. )
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| logP (o/w) : | 4.09 |
| shelf life : | 12.00 month(s) or longer if stored properly. |
| storage : | store in cool, dry place in tightly sealed containers, protected from heat and light. |
safety :
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| most important hazard(s) : | None - None found. |
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S 02 - Keep out of the reach of children. S 24/25 - Avoid contact with skin and eyes. S 36 - Wear suitable protective clothing.
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| Human experience : | 5% in petrolatum produced no irritation or sensitization in humans. |
| Oral Toxicity(LD50) : |
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Oral-Mouse 950.00 mg/kg (Schafer & Bowles, 1985)
Oral-Mouse [sex: M] 5460.00 mg/kg (Tanii et al., 1986)
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| Dermal Toxicity(LD50) : |
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Skin-Rabbit >5000.00 mg/kg Food and Cosmetics Toxicology. Vol. 13, Pg. 869, 1975.
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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) : | 330.00 (μg/capita/day) |
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| recommendation for 2-undecanone usage levels up to : |
| | 5.0000 % in the fragrance concentrate.
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| recommendation for 2-undecanone usage levels up to : |
| | 30.0000 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 |
| NLM Hazardous Substances Data Bank : | search |
| Toxicology Citations : | Search |
| Env. Mutagen Info. Center : | Search |
| Canada Domestic Sub. List : | Yes |
| EPA Chem. Sub. Inventory : | Yes |
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| WGK Germany : | 2 |
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| | undecan-2-one
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| (EINECS) number : | 203-937-5 |
| RTECS : | YQ2820000 for 112-12-9 |
| chemidplus : | 000112129 |
| EPA Substance Registry Services : | 112-12-9 |
| dtp/nci : | 4028 |
references :
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| | undecan-2-one
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| fl. number : | 07.016 |
| jecfa number : | 296 |
| NIST Chemistry WebBook : | 4025940407 |
| pubchem : | 151291 |
Cosmetics :
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| Cosmetic uses : |
perfuming agents
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other :
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| reference : | Luebke, William tgsc, (1983)¹ |
| CosIng : | cosmetic data |
| VCF-Online: | VCF Volatile Compounds in Food |
| Household Products : | Search |