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| IUPAC name : | 1-naphthalen-2-ylethanone |
| InChI : | InChI=1/C12H10O/c1-9(13)11-7-6-10-4-2-3-5-12(10)8-11/h2-8H,1H3 |
| InChIKey : | XSAYZAUNJMRRIR-UHFFFAOYAQ |
| SMILES : | CC(=O)C1=CC2=CC=CC=C2C=C1 |
| cas number : | 93-08-3 |
| (EINECS) number : | 202-216-2 |
| beilstein number : | 0774965 |
| fema number : | 2723 |
| coe number : | 147 |
| jecfa number : | 811 |
| fl. number : | 07.013 |
| molar refractivity : | 54.12 ± 0.3 cm3 |
| parachor : | 396.2 ± 4.0 cm3 |
| index of refraction : | 1.615 ± 0.02 |
| surface tension : | 42.6 ± 3.0 dyne/cm |
| density : | 1.097 ± 0.06 g/cm3 |
| polarizability : | 21.45 ± 0.5 10-24cm3 |
| XlogP : | 3.10 |
| XlogP3 : | 3.20 |
| molecular weight : | 170.2072000 (IUPAC) |
| formula : | C12 H10 O |
| BioActivity Analysis : | 73490 |
| NMR Predictor : | Predict |
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| export tariff code : | 2914.30.1000 |
| fda reg : | 172.515 |
Suppliers :
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| Givaudan : | Oranger Crystals
Odor: Orange flower, Honey, Sweet |
| Inoue : | METHYL BETA-NAPHTHYL KETONE
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| John D. Walsh : | Oranger Crystals
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| Moellhausen : | methyl 2-naphthyl ketone
99% min. artifical kosher Odor: aromatic, sweet, citrus, in dilution of Neroli Flavor: sweet, citrus, orange, vanilla, fruity |
| Penta : | 2-acetonaphthone
crystals |
| Sigma-Aldrich-SAFC : | Methyl beta-naphthyl ketone
≥99%, FCC, Kosher Odor: berry; blossom; coconut; grape; orange; floral; fruity; strawberry; sweet; vanilla |
| Symrise : | Methyl naphthyl ketone beta cryst.
Odor: sweet, citric, like orange and orange blossom Flavor: sweet, citrus, tangerine, berry flavors, vanilla flavors, orange blossom |
| Vigon : | Methyl Naphthyl Ketone
FCC Odor: ORANGE, FLORAL, HONEY |
| Vigon : | Oranger Crystals Methyl Naphthyl Ketone
FCC Odor: ORANGE, FLORAL, HONEY |
organoleptics :
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| odor type : | floral |
| odor strength : | medium , recommend smelling in a 10.00 % solution or less |
odor description :¹ at 10.00 % in dipropylene glycol. | sweet neroli orange blossom neroli powdery |
| odor sample from : | Givaudan Corporation |
| substantivity : | 400 Hour(s) |
properties :
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| appearence : | white crystalline powder |
| assay : | 97.00 to 100.00 %
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| Food Chemicals Codex Listed : | Yes |
| melting point : | 53.00 to 55.00 °C. @ 760.00 mm Hg
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| boiling point : | 300.00 to 301.00 °C. @ 760.00 mm Hg
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| congealing point : | 53.00 °C.
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| flash point : | > 230.00 °F. TCC ( > 110.00 °C. )
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| logP (o/w) : | 2.85 |
safety :
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| most important hazard(s) : | Xn N - Harmful, Dangerous for the environment. |
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R 22 - Harmful if swallowed. R 36/38 - Irritating to skin and eyes. R 51/53 - Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. 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. S 61 - Avoid release to the environment. Refer to special instructions/safety data sheet.
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| Human experience : | 2 % solution: no irritation or sensitization. |
| Oral Toxicity(LD50) : |
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Oral-Mouse 3100.00 mg/kg (Moreno, 1982k)
Oral-Mouse 599.00 mg/kg Medizin und Ernaehrung. Vol. 8, Pg. 244, 1967.
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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) : | 6.30 (μg/capita/day) |
| Maximised Survey-derived Daily Intakes (MSDI-USA) : | 48.00 (μg/capita/day) |
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| IFRA critical Effect : | Phototoxicity |
| limits in the finished product for - "leave on the skin contact" : |
| | 0.2000 % Restriction.
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| limits in the finished product for - "wash off the skin contact" : |
| | 2.0000 % Recommendation.
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| limits in the finished product for - "no skin contact" : |
| | 4.0000 % Recommendation.
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| recommendation for beta-naphthyl methyl ketone usage levels up to : |
| | 4.0000 % in the fragrance concentrate.
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| recommendation for beta-naphthyl methyl ketone usage levels up to : |
| | 700.0000 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 |
| IFRA : | IFRA - ( Found under : Methyl beta-naphthyl ketone ) |
| Chemical Carcinogenesis Research Information System : | Search |
| Env. Mutagen Info. Center : | Search |
| Canada Domestic Sub. List : | Yes |
| EPA Chem. Sub. Inventory : | Yes |
| WISER : | UN 3077 |
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| WGK Germany : | 3 |
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| | 1-naphthalen-2-ylethanone
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| (EINECS) number : | 202-216-2 |
| RTECS : | AL2988000 for 93-08-3 |
| chemidplus : | 000093083 |
| EPA Substance Registry Services : | 93-08-3 |
| dtp/nci : | 7658 |
references :
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| | 1-naphthalen-2-ylethanone
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| fl. number : | 07.013 |
| jecfa number : | 811 |
| NIST Chemistry WebBook : | 4044168687 |
| pubchem : | 150158 |
Cosmetics :
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| Cosmetic uses : |
masking agents
perfuming agents
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other :
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| reference : | Luebke, William tgsc, (1985)¹ |
| CosIng : | cosmetic data |
| FDA Everything Added to Food in the United States (EAFUS) | View |