Ethanone, 1-(3-ethyl-2-pyrazinyl)-
2-Acetyl-3-ethylpyrazine
CAS: 32974-92-8
Molecular Formula: C8H10N2O
Ethanone, 1-(3-ethyl-2-pyrazinyl)- - Names and Identifiers
| Name | 2-Acetyl-3-ethylpyrazine |
| Synonyms | 2-Acetyl-3-Ethyl 2-Acetyl-3-thylpyrazine 2-Acetyl-3-ethylpyrazine 2-Acetyi-3-ethyl pyrazine 1-(3-ETHYLPYRAZINYL)ETHANONE 2-Acetyl-3-ethyl-1,4-diazine ACETYL-3-ETHYLPYRAZINE, 2-(SG) 1-(3-Ethylpyrazin-2-yl)ethanone Ethanone, 1-(3-ethyl-2-pyrazinyl)- 1-(3-ethylpyrazin-2-yl)ethan-1-one 2-ACETYL-3-ETHYL PYRAZINE FEMA NO.-------- |
| CAS | 32974-92-8 |
| EINECS | 251-316-2 |
| InChI | InChI=1/C8H10N2O/c1-3-7-8(6(2)11)10-5-4-9-7/h4-5H,3H2,1-2H3 |
Ethanone, 1-(3-ethyl-2-pyrazinyl)- - Physico-chemical Properties
| Molecular Formula | C8H10N2O |
| Molar Mass | 150.18 |
| Density | 1.075g/mLat 25°C(lit.) |
| Melting Point | EU Regulation 1223/2009 |
| Boling Point | 54-56°C1mm Hg(lit.) |
| Flash Point | 188°F |
| JECFA Number | 785 |
| Vapor Presure | 0.0258mmHg at 25°C |
| Appearance | clear liquid |
| Color | Light orange to Yellow to Green |
| BRN | 742901 |
| pKa | 0.56±0.10(Predicted) |
| Storage Condition | Sealed in dry,Room Temperature |
| Refractive Index | n20/D 1.515(lit.) |
| MDL | MFCD00038028 |
| Physical and Chemical Properties | Colorless to light yellow crystals, nuts, popcorn, bread skin aroma, mildew and potato aroma. Boiling point 188 °c or 55 °c (147Pa). Slightly soluble in water, soluble in organic solvents and ethanol (ethanol may appear turbid). Natural products are found in pig liver, cocoa, etc. |
Ethanone, 1-(3-ethyl-2-pyrazinyl)- - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | 36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. |
| WGK Germany | 3 |
| TSCA | Yes |
| HS Code | 29339900 |
Ethanone, 1-(3-ethyl-2-pyrazinyl)- - Upstream Downstream Industry
| Raw Materials | Iodoethane |
Ethanone, 1-(3-ethyl-2-pyrazinyl)- - Reference Information
| FEMA | 3250 | 2-ACETYL-3-ETHYLPYRAZINE |
| NIST chemical information | Information provided by: webbook.nist.gov (external link) |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| toxicity | GRAS(FEMA). |
| usage limit | FEMA: soft drinks, cold drinks, candy, baked goods, jelly, pudding, meat products, meat soup, milk and dairy products, cereal products, all 10.0 mg/kg. |
| use | GB 2760-1996 stipulates that it is allowed to use food spices. Used for potatoes, peanuts, cocoa flavors. |
| Production method | It is formed by bromination of 2-ethyl-3-methylpyrazine and then oxidation. |
Last Update：2024-04-09 20:52:54
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Raw Materials for Ethanone, 1-(3-ethyl-2-pyrazinyl)-