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| IUPAC name : | 2-(2-methylpropoxy)pyrazine |
| InChI : | InChI=1/C8H12N2O/c1-7(2)6-11-8-5-9-3-4-10-8/h3-5,7H,6H2,1-2H3 |
| InChIKey : | QTGLHXAZBOTUIJ-UHFFFAOYAL |
| SMILES : | CC(C)COc1cnccn1 |
| cas number : | 93905-03-4 |
| (EINECS) number : | 299-837-4 |
| fema number : | 3358 |
| coe number : | 11344 |
| jecfa number : | 790 |
| fl. number : | 14.121 |
| molar refractivity : | 42.97 ± 0.3 cm3 |
| parachor : | 368.9 ± 4.0 cm3 |
| index of refraction : | 1.485 ± 0.02 |
| surface tension : | 36.8 ± 3.0 dyne/cm |
| density : | 1.016 ± 0.06 g/cm3 |
| polarizability : | 17.03 ± 0.5 10-24cm3 |
| molecular weight : | 152.1936800 (IUPAC) |
| formula : | C8 H12 N2 O |
| NMR Predictor : | Predict |
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| export tariff code : | 2933.90.0000 |
| fda reg : | unspecified |
Suppliers :
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| Jiangyin Healthway : | 2-Methoxy-3,5(6)-isopropyl pyrazine
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| Penta : | 2-methoxy-3,5(6)-isopropyl pyrazine
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| SAFC Global® : | 2-Methoxy-3(5 or 6)-isopropylpyrazine
≥98%, Kosher
Odor: horseradish; green; earthy; peanut; pepper |
organoleptics :
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| odor type : | earthy |
| odor strength : | high ,
recommend smelling in a 0.10 % solution or less |
odor description:
at 0.10 % in dipropylene glycol. | earthy bell pepper raw potato galbanum |
properties :
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| appearence : | colorless clear liquid |
| assay : | 98.00 to 100.00 %
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| Food Chemicals Codex Listed : | No |
| specific gravity : | 1.01000 to 1.02200 @ 25.00 °C.
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| pounds per gallon - calc. : | 8.404 to 8.504
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| refractive index : | 1.49200 to 1.49900 @ 20.00 °C.
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| boiling point : | 205.00 to 207.00 °C. @ 760.00 mm Hg
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| flash point : | 152.00 °F. TCC ( 66.67 °C. )
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| logP (o/w) : | 2.16 |
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 36 - Wear suitable protective clothing.
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| Oral Toxicity(LD50) : | |
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Gavage-Rat 880.00 mg/kg
(Moran et al., 1980)
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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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| Category : | flavoring agents |
| Maximised Survey-derived Daily Intakes (MSDI-EU) : | ND (μg/capita/day) |
| Maximised Survey-derived Daily Intakes (MSDI-USA) : | 0.10 (μg/capita/day) |
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| recommendation for green pea pyrazine fragrance usage levels up to : |
| | not for fragrance use.
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| recommendation for green pea pyrazine flavor usage levels up to : |
| | 0.1000 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 |
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| WGK Germany : | 3 |
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2-(2-methylpropoxy)pyrazine |
| (EINECS) number : | 299-837-4 |
| chemidplus : | 093905034 |
| EPA Substance Registry Services : | 93905-03-4 |
references :
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| |
2-(2-methylpropoxy)pyrazine |
| fl. number : | 14.121 |
| jecfa number : | 790 |
| pubchem : | 3794403 |
other :
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| VCF-Online: | VCF Volatile Compounds in Food |
| FDA Everything Added to Food in the United States (EAFUS) | View |