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| IUPAC name : | 2,3,5-trimethylpyrazine |
| InChI : | InChI=1/C7H10N2/c1-5-4-8-6(2)7(3)9-5/h4H,1-3H3 |
| InChIKey : | IAEGWXHKWJGQAZ-UHFFFAOYAD |
| SMILES : | CC1=CN=C(C(=N1)C)C |
| (EINECS) number : | 238-712-0 |
| cas number : | 14667-55-1 |
| beilstein number : | 0002423 |
| fema number : | 3244 |
| coe number : | 735 |
| jecfa number : | 774 |
| fl. number : | 14.019 |
| molar refractivity : | 36.91 ± 0.3 cm3 |
| parachor : | 308.5 ± 4.0 cm3 |
| index of refraction : | 1.503 ± 0.02 |
| surface tension : | 37.4 ± 3.0 dyne/cm |
| density : | 0.979 ± 0.06 g/cm3 |
| polarizability : | 14.63 ± 0.5 10-24cm3 |
| xlogp : | 0.90 |
| molecular weight : | 122.1677000 |
| formula : | C7 H10 N2 |
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| export tariff code : | 2933.90 |
| fda reg : | unspecified |
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Suppliers :
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| Cargill - Alfrebro : | 2,3,5-TRIMETHYL PYRAZINE
Kosher |
| Cargill - Alfrebro : | 2,3,5-TRIMETHYL PYRAZINE (EU NAT)
natural, Kosher |
| Fleurchem : | trimethyl pyrazine
natural |
| Fleurchem : | 2,3,5-trimethyl pyrazine
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| Fontarome Chemical : | 2, 3, 5-TRIMETHYL PYRAZINE |
| Oxford Chemicals Ltd : | 2,3,5-TRIMETHYLPYRAZINE
≥99.50%, NI, Kosher |
| Oxford Chemicals Ltd : | COCOA PYRAZINE BASE
10% IN PG, NI, Kosher |
| Oxford Chemicals Ltd : | NATURAL TRIMETHYLPYRAZINE
≥80.00%, natural, Kosher |
| Sigma-Aldrich-SAFC : | 2,3,5-Trimethylpyrazine
≥99%, FCC, Kosher, FG |
| Treatt : | 2,3,5-Trimethylpyrazine
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organoleptics :
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| odor type : | nutty |
| odor strength : | high , recommend smelling in a 0.10 % solution or less |
odor description : at 0.10 % in dipropylene glycol. | nutty musty earthy powdery cocoa roasted peanut |
properties :
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| appearence : | colorless to pale yellow clear liquid |
| assay : | 98.00 to 100.00 %
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| Food Chemicals Codex Listed : | Yes |
| specific gravity : | 0.96000 to 0.99000 @ 25.00 °C.
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| pounds per gallon - calc. : | 7.988 to 8.238
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| refractive index : | 1.50300 to 1.50700 @ 20.00 °C.
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| boiling point : | 171.00 to 172.00 °C. @ 760.00 mm Hg
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| logp : | 0.95 |
safety :
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| most important hazard(s) : |
Xn - Harmful. |
| Oral Toxicity(LD50) : |
Gavage-Rat 806.00 mg/kg (Moran et al., 1980)
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| Dermal Toxicity(LD50) : |
Not determined
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| Maximised Survey-derived Daily Intakes (MSDI-EU) : | 100.00 (μg/capita/day) |
| Maximised Survey-derived Daily Intakes (MSDI-USA) : | 46.00 (μg/capita/day) |
| flash point ( Deg. F. ) : | 130.00 °F. TCC ( 54.44 °C. )
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| recommendation for 2,3,5-trimethyl pyrazine usage levels up to : |
| | not for fragrance use.
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| recommendation for 2,3,5-trimethyl pyrazine usage levels up to : |
| | 80.0000 ppm in the flavor.
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safety links :
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| (EINECS) number : | 238-712-0 |
| RTECS : | UQ3907000 for 14667-55-1 |
| chemidplus : | 014667551 |
| EPA Substance Registry Services : | 14667-55-1 |
| NLM Chemical Carcinogenesis Research Information System : | 14667-55-1 |
| NLM Developmental and Reproductive Toxicity : | 14667-55-1 |
| NLM Env. Mutagen Info. Center : | 14667-55-1 |
| NLM GENetic TOXicology : | 14667-55-1 |
| EPI System : | view |
other :
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references :
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| jecfa number : | 774 |
| fl. number : | 14.019 |
| pubchem : | 169486 |
| NIST Chemistry WebBook : | 3543767213 |