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| IUPAC name : | 1-(1-methylpyrrol-2-yl)ethanone |
| InChI : | InChI=1/C7H9NO/c1-6(9)7-4-3-5-8(7)2/h3-5H,1-2H3 |
| InChIKey : | NZFLWVDXYUGFAV-UHFFFAOYAK |
| SMILES : | CC(=O)C1=CC=CN1C |
| cas number : | 932-16-1 |
| (EINECS) number : | 213-247-6 |
| fema number : | 3184 |
| coe number : | 11373 |
| jecfa number : | 1306 |
| fl. number : | 14.046 |
| molar refractivity : | 36.68 ± 0.5 cm3 |
| parachor : | 294.5 ± 8.0 cm3 |
| index of refraction : | 1.509 ± 0.05 |
| surface tension : | 33.1 ± 7.0 dyne/cm |
| density : | 1.00 ± 0.1 g/cm3 |
| polarizability : | 14.54 ± 0.5 10-24cm3 |
| XlogP : | 1.00 |
| XlogP3-AA : | 0.70 |
| molecular weight : | 123.1524600 (IUPAC) |
| formula : | C7 H9 N O |
| BioActivity Analysis : | 48415331 |
| NMR Predictor : | Predict |
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| export tariff code : | unspecified |
| fda reg : | unspecified |
Suppliers :
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| Nanjing : | 2-acetyl-1-methylpyrrole
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| Penta : | 1-methyl-2-acetylpyrrole
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| Sigma-Aldrich-SAFC : | 1-Methyl-2-acetylpyrrole
≥98%, Kosher |
| TCI AMERICA : | 2-Acetyl-1-methylpyrrole
>98.0%(GC) |
organoleptics :
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| odor type : | earthy |
| odor strength : | medium |
odor description : at 100.00 %. | earthy |
properties :
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| appearence : | colorless to yellow orange clear liquid |
| assay : | 98.00 to 100.00 %
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| Food Chemicals Codex Listed : | No |
| specific gravity : | 1.03700 to 1.04300 @ 25.00 °C.
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| pounds per gallon - calc. : | 8.629 to 8.679
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| refractive index : | 1.53900 to 1.54500 @ 20.00 °C.
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| boiling point : | 200.00 to 202.00 °C. @ 760.00 mm Hg
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| acid value : | 1.00 max. KOH/g
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| flash point : | 155.00 °F. TCC ( 68.33 °C. )
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| logP (o/w) : | 0.66 |
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 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 36/37/39 - 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) : | 0.85 (μg/capita/day) |
| Maximised Survey-derived Daily Intakes (MSDI-USA) : | 0.02 (μg/capita/day) |
| Structure Class : | II |
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| recommendation for 2-acetyl-1-methyl pyrrole usage levels up to : |
| | not for fragrance use.
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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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| | 1-(1-methylpyrrol-2-yl)ethanone
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| (EINECS) number : | 213-247-6 |
| chemidplus : | 000932161 |
| EPA Substance Registry Services : | 932-16-1 |
| dtp/nci : | 87239 |
references :
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| | 1-(1-methylpyrrol-2-yl)ethanone
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| fl. number : | 14.046 |
| jecfa number : | 1306 |
| NIST Chemistry WebBook : | 729550224 |
| pubchem : | 197504 |
other :
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| VCF-Online: | VCF Volatile Compounds in Food |
| FDA Everything Added to Food in the United States (EAFUS) | View |