| |
| Right Click Picture For More Options. (Safari 1.2 (v125) Compatible). |
| |
|
|
| IUPAC name : | 2,3-diethyl-5-methylpyrazine |
| InChI : | InChI=1/C9H14N2/c1-4-8-9(5-2)11-7(3)6-10-8/h6H,4-5H2,1-3H3 |
| InChIKey : | PSINWXIDJYEXLO-UHFFFAOYAW |
| SMILES : | CCC1=NC=C(N=C1CC)C |
| cas number : | 18138-04-0 |
| (EINECS) number : | 242-024-6 |
| fema number : | 3336 |
| coe number : | 11303 |
| jecfa number : | 777 |
| fl. number : | 14.056 |
| molar refractivity : | 46.35 ± 0.3 cm3 |
| parachor : | 386.4 ± 4.0 cm3 |
| index of refraction : | 1.499 ± 0.02 |
| surface tension : | 35.9 ± 3.0 dyne/cm |
| density : | 0.952 ± 0.06 g/cm3 |
| polarizability : | 18.37 ± 0.5 10-24cm3 |
| xlogp : | 1.50 |
| molecular weight : | 150.2208600 |
| formula : | C9 H14 N2 |
| BioActivity Analysis : | 14719305 |
|
|
| |
| |
| export tariff code : | 2933.90 |
| fda reg : | unspecified |
Suppliers :
|
| Endeavour : | 2,3-Diethyl-5-methylpyrazine
99% |
| Oxford : | 2,3-DIETHYL-5-METHYLPYRAZINE
≥98.00%, NI, Kosher |
| Penta : | 2,3-diethyl-5-methyl pyrazine
|
| Sigma-Aldrich-SAFC : | 2,3-Diethyl-5-methylpyrazine
≥97%, Kosher |
| Treatt : | 2,3-Diethyl-5-methylpyrazine
|
organoleptics :
|
| odor type : | musty |
| odor strength : | high , recommend smelling in a 0.10 % solution or less |
odor description : at 0.10 % in dipropylene glycol. | musty nutty meaty vegetable roasted hazelnut |
properties :
|
| appearence : | colorless to pale yellow clear liquid |
| assay : | 98.00 to 100.00 %
|
| Food Chemicals Codex Listed : | No |
| specific gravity : | 0.94500 to 0.95500 @ 20.00 °C.
|
| pounds per gallon - calc. : | 7.873 to 7.956
|
| specific gravity : | 0.93800 to 0.95700 @ 25.00 °C.
|
| pounds per gallon - calc. : | 7.805 to 7.963
|
| refractive index : | 1.49800 to 1.50500 @ 20.00 °C.
|
| boiling point : | 191.00 to 193.00 °C. @ 760.00 mm Hg
|
| vapor pressure : | 0.05500 mm/Hg @ 25.00 °C. |
| vapor density : | 5.2 ( Air = 1 ) |
| flash point : | 176.00 °F. TCC ( 80.00 °C. )
|
| logp : | 2.16 |
safety :
|
| most important hazard(s) : | Xi - Irritant |
| |
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.
|
| Oral Toxicity(LD50) : |
| |
Not determined
|
| Dermal Toxicity(LD50) : |
| |
Not determined
|
| Inhalation Toxicity(LC50) : |
| |
Not determined
|
| |
safety in use :
|
| Maximised Survey-derived Daily Intakes (MSDI-EU) : | 0.11 (μg/capita/day) |
| Maximised Survey-derived Daily Intakes (MSDI-USA) : | 1.00 (μg/capita/day) |
| |
| recommendation for hazelnut pyrazine usage levels up to : |
| | 0.0800 % in the fragrance concentrate.
|
| recommendation for hazelnut pyrazine usage levels up to : |
| | 2.5000 ppm in the flavor.
|
safety references :
|
| 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 |
| |
| WGK Germany : | 3 |
| |
| |
| |
| | 2,3-diethyl-5-methylpyrazine
|
| (EINECS) number : | 242-024-6 |
| chemidplus : | 018138040 |
| EPA Substance Registry Services : | 18138-04-0 |
references :
|
| | 2,3-diethyl-5-methylpyrazine
|
| fl. number : | 14.056 |
| jecfa number : | 777 |
| NIST Chemistry WebBook : | 1058244187 |
| pubchem : | 171313 |
other :
|
| VCF-Online: | VCF Volatile Compounds in Food |