2-Acetyl-3-ethylpyrazine
- CAS NO.：32974-92-8
- Empirical Formula: C8H10N2O
- Molecular Weight: 150.18
- MDL number: MFCD00038028
- EINECS: 251-316-2
- SAFETY DATA SHEET (SDS)
- Update Date: 2024-11-20 11:41:24
What is 2-Acetyl-3-ethylpyrazine?
Chemical properties
Yellow liquid
Chemical properties
2-Acetyl-3-ethylpyrazine has a nutty, popcorn, potato chip, meaty odor
Occurrence
Reported found in pork liver and cocoa
Preparation
From 2-ethyl-3-methylpyrazine by bromination, followed by oxidation to the ketone
Definition
ChEBI: 2-Acetyl-3-ethylpyrazine is an aromatic ketone.
Properties of 2-Acetyl-3-ethylpyrazine
| Boiling point: | 54-56 °C1 mm Hg(lit.) |
| Density | 1.075 g/mL at 25 °C(lit.) |
| refractive index | n |
| FEMA | 3250 | 2-ACETYL-3-ETHYLPYRAZINE |
| Flash point: | 188 °F |
| storage temp. | Sealed in dry,Room Temperature |
| form | clear liquid |
| pka | 0.56±0.10(Predicted) |
| color | Light orange to Yellow to Green |
| Odor | at 1.00 % in propylene glycol. earthy potato chip nutty popcorn corn |
| JECFA Number | 785 |
| BRN | 742901 |
| CAS DataBase Reference | 32974-92-8(CAS DataBase Reference) |
| NIST Chemistry Reference | 2-Acetyl-3-ethylpyrazine(32974-92-8) |
| EPA Substance Registry System | Ethanone, 1-(3-ethylpyrazinyl)- (32974-92-8) |
Safety information for 2-Acetyl-3-ethylpyrazine
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P271:Use only outdoors or in a well-ventilated area. P280:Wear protective gloves/protective clothing/eye protection/face protection. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for 2-Acetyl-3-ethylpyrazine
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