2-Acetyl-3-ethylpyrazine

What is 2-Acetyl-3-ethylpyrazine?

Yellow liquid

2-Acetyl-3-ethylpyrazine has a nutty, popcorn, potato chip, meaty odor

Reported found in pork liver and cocoa

From 2-ethyl-3-methylpyrazine by bromination, followed by oxidation to the ketone

ChEBI: 2-Acetyl-3-ethylpyrazine is an aromatic ketone.

Boiling point:	54-56 °C1 mm Hg(lit.)
Density	1.075 g/mL at 25 °C(lit.)
refractive index	n20/D 1.515(lit.)
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)

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.