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| IUPAC name : | 5-ethyl-2,3-dimethylpyrazine |
| InChI : | InChI=1/C8H12N2/c1-4-8-5-9-6(2)7(3)10-8/h5H,4H2,1-3H3 |
| InChIKey : | CIBKSMZEVHTQLG-UHFFFAOYAD |
| SMILES : | CCC1=CN=C(C(=N1)C)C |
| cas number : | 15707-34-3 |
| fema number : | 4434 |
| molar refractivity : | 41.63 ± 0.3 cm3 |
| parachor : | 347.4 ± 4.0 cm3 |
| index of refraction : | 1.501 ± 0.02 |
| surface tension : | 36.6 ± 3.0 dyne/cm |
| density : | 0.964 ± 0.06 g/cm3 |
| polarizability : | 16.50 ± 0.5 10-24cm3 |
| XlogP : | 1.20 |
| molecular weight : | 136.1942800 (IUPAC) |
| formula : | C8 H12 N2 |
| pherobase floral: | view |
| NMR Predictor : | Predict |
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| export tariff code : | unspecified |
| fda reg : | unspecified |
Suppliers :
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| Hofmen : | 2,3-Dimethyl-5-ethylpyrazine
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| Penta : | 2,3-dimethyl-5-ethyl pyrazine
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organoleptics :
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| odor type : | burnt |
odor description:
| burnt popcorn |
properties :
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| assay : | 95.00 to 100.00 %
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| Food Chemicals Codex Listed : | No |
| boiling point : | 188.00 to 190.00 °C. @ 760.00 mm Hg
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| flash point : | 159.00 °F. TCC ( 70.56 °C. )
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| logP (o/w) : | 1.63 |
safety :
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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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| Category : | flavoring agents |
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| recommendation for ethyl dimethyl pyrazine fragrance usage levels up to : |
| | not for fragrance use.
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| Use levels for FEMA GRAS flavoring substances on which the FEMA Expert Panel based its judgments that the substances are generally recognized as safe (GRAS). |
| The Expert Panel also publishes separate extensive reviews of scientific information on all FEMA GRAS flavoring substances and can be found at FEMA on the "LIBRARY" link. |
| publication number : 24 |
| | average usual ppm | average maximum ppm |
| baked goods : | 3.10000 | 6.00000 |
| beverages(nonalcoholic) : | 1.90000 | 2.50000 |
| beverages(alcoholic) : | 0.30000 | 1.00000 |
| breakfast cereal : | - | - |
| cheese : | - | - |
| chewing gum : | - | - |
| condiments / relishes : | - | - |
| confectionery froastings : | - | - |
| egg products : | - | - |
| fats / oils : | - | - |
| fish products : | - | - |
| frozen dairy : | 1.70000 | 3.60000 |
| fruit ices : | - | - |
| gelatins / puddings : | 1.10000 | 2.30000 |
| granulated sugar : | - | - |
| gravies : | - | - |
| hard candy : | - | - |
| imitation dairy : | - | - |
| instant coffee / tea : | - | - |
| jams / jellies : | - | - |
| meat products : | 2.00000 | 4.00000 |
| milk products : | - | - |
| nut products : | - | - |
| other grains : | - | - |
| poultry : | - | - |
| processed fruits : | - | - |
| processed vegetables : | - | - |
| reconstituted vegetables : | - | - |
| seasonings / flavors : | - | - |
| snack foods : | - | - |
| soft candy : | 2.90000 | 6.00000 |
| soups : | - | - |
| sugar substitutes : | - | - |
| sweet sauces : | - | - |
safety references :
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| EPI System : | view |
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| | 5-ethyl-2,3-dimethylpyrazine |
| chemidplus : | 015707343 |
| EPA Substance Registry Services : | 15707-34-3 |
references :
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| | 5-ethyl-2,3-dimethylpyrazine |
| NIST Chemistry WebBook : | 4273123828 |
| pubchem : | 170054 |
| Flavornet : | 15707-34-3 |
other :
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| VCF-Online: | VCF Volatile Compounds in Food |