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32974-92-8

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CasNo： 32974-92-8

Molecular Formula： C8H10N2O

Appearance： powder

Delivery Time： In stock

Throughput： 10000|Gram|Day

Purity： 99%

2-Acetyl-3-ethylpyrazine Basic information

Product Name:	2-Acetyl-3-ethylpyrazine
Synonyms:	2-Acetyi-3-ethyl pyrazine;1-(3-Ethylpyrazin-2-yl)ethanone;1-(3-ethylpyrazin-2-yl)ethan-1-one;2-Acetyl-3-ethylpyra;ACETYL-3-ETHYLPYRAZINE, 2-;2-ACETYL-3-ETHYLPYRAZINE;2-ACETYL ETHYLPYRAZINE;2-ETHYL-3-PYRAZINYL METHYL KETONE
CAS:	32974-92-8
MF:	C8H10N2O
MW:	150.18
EINECS:	251-316-2
Product Categories:	Alphabetical Listings;Flavors and Fragrances;Pyrazine;Mono- & Polyalkylpyrazines;Pyrazines;pyrazine Flavor;A-B;-
Mol File:	32974-92-8.mol

2-Acetyl-3-ethylpyrazine Chemical Properties

Boiling point	54-56 °C1 mm Hg(lit.)
density	1.075 g/mL at 25 °C(lit.)
FEMA	3250 \| 2-ACETYL-3-ETHYLPYRAZINE
refractive index	n20/D 1.515(lit.)
Fp	188 °F
pka	0.56±0.10(Predicted)
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

MSDS Information

Provider	Language
SigmaAldrich	English
ALFA	English

2-Acetyl-3-ethylpyrazine Usage And Synthesis

Identification	CAS.No.: 32974-92-8 FL.No.: 14.049 FEMA.No.: 3250 NAS.No.: 3250 CoE.No.: 11293 EINECS.No.: 251-316-2 JECFA.No.: 785
Description	2-Acetyl-3-ethylpyrazine has a nutty, popcorn, potato chip, meaty odor.
Regulatory Status	CoE: n/a FDA: n/a FDA (other): n/a JECFA: ADI: Acceptable. No safety concern at current levels of intake when used as a flavoring agent (2001).
Usage	Reported uses (ppm): (FEMA, 1994) Food Category Usual Max. Baked goods 1 2 Gelatins, puddings 0.1 0.1 Gravies 10 20 Meat products 1 2 Milk products 0.1 0.1 Snack foods 0.14 0.25 Soft.candy 1.5 5 Soups 10 20
Natural occurrence	Reported found in pork liver and cocoa.
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