| Name | 2-Ethyl-3,5-Dimethylpyrazine |
| Synonyms | FEMA 3150 2-Ethyl-3,5-dimethylpyrazine 3-Ethyl-2,6-dimethylpyrazine 2,6-dimethyl-3-ethyl-pyrazin 3,5-Dimethyl-2-ethylpyrazine 3,5-Dimethyl-2-Ethylpyrazine 2-Ethyl-3,5-Dimethylpyrazine 3,5-DIMETHYL-2-ETHYLPYRAZINE 3,5-dimethyl-2-ethyl-pyrazin 2-ethyl-3,5-dimethyl-pyrazin 2-Ethyl-3,5-dimethyl pyrazine |
| CAS | 13925-07-0 55031-15-7 27043-05-6 |
| EINECS | 237-694-1 |
| InChI | InChI=1/C8H12N2/c1-4-8-7(3)10-6(2)5-9-8/h5H,4H2,1-3H3 |
| Molecular Formula | C8H12N2 |
| Molar Mass | 136.19 |
| Density | 0.96 |
| Melting Point | 64-66 °C |
| Boling Point | 182°C |
| Flash Point | 182°C |
| JECFA Number | 776 |
| Water Solubility | Not miscible or difficult to mix in water. Soluble in alcohol, chloroform and dichloromethane. |
| Vapor Presure | 0.814mmHg at 25°C |
| Appearance | Transparent liquid |
| pKa | 2.73±0.10(Predicted) |
| Storage Condition | Sealed in dry,Room Temperature |
| Refractive Index | 1.5015 |
| Physical and Chemical Properties | Colorless liquid, with whisky and fried peanut-like aroma. Natural products exist in the main fractions of whisky and rum, as well as in fried peanuts, fried barley, coffee, hazelnuts, potato products and soybean products. |
| TSCA | Yes |
| Toxicity | GRAS(FEMA)。 |
| Reference Show more | 1. [IF=5.279] Shuang Bi et al."Characterization of Key Aroma Compounds in Raw and Roasted Peas (Pisum sativum L.) by Application of Instrumental and Sensory Techniques."J Agr Food Chem. 2020;68(9):2718–2727 |
| toxicity | GRAS(FEMA). |
| usage limit | FEMA(mg/kg): soft drinks, cold drinks, candy, jelly, pudding, all 5.0. |
| food additive maximum allowable usage maximum allowable residue standard | ▼ ▲ additive Chinese name food Chinese name additive function maximum allowable usage (g/kg) maximum allowable residue (g/kg)3-ethyl -2, 6-Dimethylpyrazine food and food spices shall not exceed the maximum allowable amount and maximum allowable residue in GB 2760 |
| chemical properties | colorless liquid with whisky and fried peanut-like aroma. Natural products exist in the main fractions of whisky and rum, as well as in fried peanuts, fried barley, coffee, hazelnuts, potato products and soybean products. |
| use | GB/T14156-93 list is allowed to use food spices. |
| production method | obtained by alkylation of 2,6-dimethylpyrazine with ethyl lithium. |
| EPA chemical information | information provided by: ofmpub.epa.gov (external link) |