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| IUPAC name : | 2-methylthiolan-3-one |
| InChI : | InChI=1/C5H8OS/c1-4-5(6)2-3-7-4/h4H,2-3H2,1H3 |
| InChIKey : | YMZZPMVKABUEBL-UHFFFAOYAA |
| SMILES : | CC1C(=O)CCS1 |
| cas number : | 13679-85-1 |
| (EINECS) number : | 237-183-3 |
| fema number : | 3512 |
| coe number : | 11601 |
| jecfa number : | 499 |
| fl. number : | 15.023 |
| molar refractivity : | 31.44 ± 0.3 cm3 |
| parachor : | 256.1 ± 6.0 cm3 |
| index of refraction : | 1.512 ± 0.02 |
| surface tension : | 35.8 ± 3.0 dyne/cm |
| density : | 1.109 ± 0.06 g/cm3 |
| polarizability : | 12.46 ± 0.5 10-24cm3 |
| XlogP : | 0.50 |
| XlogP3-AA : | 0.80 |
| molecular weight : | 116.1814200 (IUPAC) |
| formula : | C5 H8 O S |
| NMR Predictor : | Predict |
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| export tariff code : | unspecified |
| fda reg : | unspecified |
Suppliers :
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| Givaudan : | 2-methyltetrahydrothiophen-3-one
≥98%, NI, Kosher Odor: Sulphur,Fruity,Berry |
| Nanjing : | 2-Methyltetrahydrothiophen-3-one
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| Penta : | 2-methyltetrahydrothiophen-3-one
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| Sigma-Aldrich-SAFC : | 2-Methyltetrahydrothiophen-3-one
≥97% |
| TCI AMERICA : | 2-Methyl-3-tetrahydrothiophenone
>97.0%(GC) |
| Vigon : | Methyl-2 Tetrahydrothiophen-3-one
10% in Vegetable Oil |
organoleptics :
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| odor type : | sulfurous |
| odor strength : | high , recommend smelling in a 0.10 % solution or less |
odor description : at 0.10 % in dipropylene glycol. | sulfur fruity berry |
properties :
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| appearence : | colorless to dark yellow clear liquid |
| assay : | 98.00 to 100.00 %
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| Food Chemicals Codex Listed : | No |
| specific gravity : | 0.95800 to 0.97000 @ 25.00 °C.
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| pounds per gallon - calc. : | 7.972 to 8.071
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| refractive index : | 1.51000 to 1.52000 @ 20.00 °C.
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| boiling point : | 82.00 °C. @ 28.00 mm Hg
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| boiling point : | 64.00 to 65.00 °C. @ 11.00 mm Hg
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| flash point : | 160.00 °F. TCC ( 71.11 °C. )
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| logP (o/w) : | 0.20 |
safety :
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| most important hazard(s) : | Xi - Irritant |
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R 36/37/38 - Irritating to eyes, respiratory system, and skin. S 02 - Keep out of the reach of children. S 26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S 36/37/39 - Wear suitable clothing, gloves and eye/face protection.
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| Oral Toxicity(LD50) : |
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Not determined
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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) : | 12.00 (μg/capita/day) |
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| recommendation for blackberry thiophenone usage levels up to : |
| | 0.1000 % in the fragrance concentrate.
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| recommendation for blackberry thiophenone 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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| | 2-methylthiolan-3-one
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| (EINECS) number : | 237-183-3 |
| chemidplus : | 013679851 |
| EPA Substance Registry Services : | 13679-85-1 |
references :
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| | 2-methylthiolan-3-one
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| fl. number : | 15.023 |
| jecfa number : | 499 |
| NIST Chemistry WebBook : | 3083872964 |
| pubchem : | 198053 |
other :
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| VCF-Online: | VCF Volatile Compounds in Food |
| FDA Everything Added to Food in the United States (EAFUS) | View |