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| IUPAC name : | 1-(3-methylpyrazin-2-yl)ethanone |
| InChI : | InChI=1/C7H8N2O/c1-5-7(6(2)10)9-4-3-8-5/h3-4H,1-2H3 |
| InChIKey : | QUNOTZOHYZZWKQ-UHFFFAOYAV |
| SMILES : | CC1=NC=CN=C1C(=O)C |
| (EINECS) number : | 245-889-8 |
| cas number : | 23787-80-6 |
| fema number : | 3964 |
| coe number : | 11296 |
| jecfa number : | 950 |
| fl. number : | 14.082 |
| molar refractivity : | 37.28 ± 0.3 cm3 |
| parachor : | 318.3 ± 4.0 cm3 |
| index of refraction : | 1.514 ± 0.02 |
| surface tension : | 43.9 ± 3.0 dyne/cm |
| density : | 1.100 ± 0.06 g/cm3 |
| polarizability : | 14.78 ± 0.5 10-24cm3 |
| xlogp : | 0.20 |
| molecular weight : | 136.1512200 |
| formula : | C7 H8 N2 O |
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| fda reg : | unspecified |
h. number : | 2933.90 |
| organoleptics : | |
| odor type : | nutty |
| odor strength : | high ,
recommend smelling in a 0.10 % solution or less |
odor description :
at 0.10 % in dipropylene glycol. | roasted nutty vegetable toasted grain |
| properties : | |
| appearence : | colorless to yellow clear liquid |
| assay : | 98.00 - 100.00 %
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| Food Chemicals Codex Listed : | No |
| specific gravity : | 1.10510 - 1.11700 @ 20.00 °C.
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| pounds per gallon - calc. : | 9.206 to 9.305
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| refractive index : | 1.51600 - 1.52300 @ 20.00 °C.
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| boiling point : | 265.00 - 266.00 °C. @ 760.00 mm Hg
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| boiling point : | 90.00 °C. @ 20.00 mm Hg
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| logp : | 0.62 |
| safety : | |
| most important hazard(s) : |
Xi - Irritant |
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| Oral Toxicity(LD50) : |
Not determined
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| Dermal Toxicity(LD50) : |
Not determined
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| flash point ( Deg. F. ) : | 176.00 °F. TCC ( 80.00 °C. )
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| recommendation for 2-acetyl-3-methyl pyrazine usage levels up to : |
| | 0.1000 % in the fragrance concentrate.
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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). |
| publication number : 20. |
| 3964 | average usual ppm | average maximum ppm |
| baked goods : | 1.30000 | 4.30000 |
| beverages(nonalcoholic) : | 0.30000 | 0.60000 |
| beverages(alcoholic) : | 0.30000 | 3.00000 |
| breakfast cereal : | 0.10000 | 2.00000 |
| cheese : | - | - |
| chewing gum : | 0.80000 | 8.00000 |
| condiments / relishes : | - | - |
| confectionery froastings : | 0.30000 | 3.00000 |
| egg products : | 0.30000 | 3.00000 |
| fats / oils : | 0.30000 | 3.00000 |
| fish products : | 0.10000 | 3.00000 |
| frozen dairy : | 1.00000 | 5.00000 |
| fruit ices : | 0.20000 | 2.00000 |
| gelatins / puddings : | 0.20000 | 2.00000 |
| granulated sugar : | - | - |
| gravies : | 0.30000 | 3.00000 |
| hard candy : | 0.50000 | 5.00000 |
| imitation dairy : | - | - |
| instant coffee / tea : | 0.10000 | 1.00000 |
| jams / jellies : | 0.50000 | 5.00000 |
| meat products : | 1.30000 | 5.00000 |
| milk products : | 0.30000 | 3.00000 |
| nut products : | - | - |
| other grains : | - | - |
| poultry : | - | - |
| processed fruits : | - | - |
| processed vegetables : | - | - |
| reconstituted vegetables : | - | - |
| seasonings / flavors : | 0.50000 | 5.00000 |
| snack foods : | 0.50000 | 5.00000 |
| soft candy : | 1.00000 | 4.00000 |
| soups : | 1.00000 | 2.50000 |
| sugar substitutes : | - | - |
| sweet sauces : | - | - |
| safety links : | |
| (EINECS) number : | 245-889-8 |
| toxnet : | 23787-80-6 |
| epa-srs : | 23787-80-6 |
| pubchem : | 23787-80-6 |
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| other : | |
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| references : | |