2-ethyl-5(or6)-methyl pyrazine

General Material Information

Preferred name	2-ethyl-5(or6)-methyl pyrazine
Trivial Name	2-Ethyl-5(or 6)-methylpyrazine
Short Description	2-ethyl-5(or6)-methylpyrazine
Formula	C7 H10 N2
CAS Number	36731-41-6
FEMA Number	3154
ECHA Number	253-175-2
FDA UNII	Search
MDL	MFCD09039261
NMR Predictor	External link
FDA Patent	No longer provide for the use of these seven synthetic flavoring substances
Synonyms	2-ethyl-5(6)-methyl pyrazine 2-ethyl-5(6)-methylpyrazine 2-ethyl-5(or6)-methylpyrazine 2-ethyl-5(6)-methylpyrazine Pyrazine, 2-ethyl-5(or 6)-methyl- 2-Ethyl-5(or 6)-methylpyrazine 2-Methyl-5(or 6)-ethylpyrazine

Publications by PubMed
Determination of the alkylpyrazine composition of coffee using stable isotope dilution-gas chromatography-mass spectrometry (SIDA-GC-MS).
Identification of tartary buckwheat tea aroma compounds with gas chromatography-mass spectrometry.
Comparison of fermented soybean paste (Doenjang) prepared by different methods based on profiling of volatile compounds.
Application of supercritical CO(2) extraction for the elimination of odorant volatile compounds from winemaking inactive dry yeast preparation.
Characterization of aroma compounds of chinese "Wuliangye" and "Jiannanchun" liquors by aroma extract dilution analysis.
Determination of the 2H/1H and 15N/14N ratios of Alkylpyrazines from coffee beans (Coffea arabica L. and Coffea canephoravar. robusta) by isotope ratio mass spectrometry.
Pyrazine formation from serine and threonine.
Effects of roasting on pyrazine contents and oxidative stability of red pepper seed oil prior to its extraction.
Quantitative analysis of alkylpyrazines in regular- and low-fat commercial peanut butter preparations.

(IUPAC):	Atomic Weights of the Elements 2011 (pdf)
Videos:	The Periodic Table of Videos
tgsc:	Atomic Weights use for this web site
(IUPAC):	Periodic Table of the Elements
HMDB (The Human Metabolome Database):	Search

Ernesto Ventós	Jinan Enlighten Chemical Technology(Wutong Aroma )
Parchem	Ernesto Ventós S.A.

Material listed in food chemical codex	No
Molecular weight	122.17070007324
Specific gravity	@ 25 °C
Pounds per Gallon
Flash Point TCC Value	58.89 °C TCC
logP (o/w)	2.34
Solubility
water, 4903 mg/L @ 25 °C (est)	Yes

Odor Type: Nutty
nutty, coffee roasted coffee, hazelnut, cocoa, barley roasted barley
General comment	At 0.10 % in dipropylene glycol. nutty roasted coffee hazelnut cocoa roasted barley

European information :
Most important hazard(s):
Xn - Harmful.
R 22 - Harmful if swallowed. R 36/37/38 - Irritating to eyes, respiratory system, and skin. S 02 - Keep out of the reach of children. S 20/21 - When using do not eat, drink or smoke. S 24/25 - Avoid contact with skin and eyes. S 26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S 36/37/39 - Wear suitable clothing, gloves and eye/face protection.

Hazards identification

Classification of the substance or mixture
GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)
None found.
GHS Label elements, including precautionary statements

Pictogram

Hazard statement(s)
None found.
Precautionary statement(s)
None found.
Oral/Parenteral Toxicity:
Not determined
Dermal Toxicity:
Not determined
Inhalation Toxicity:
Not determined

Category:
flavoring agents
Recommendation for 2-ethyl-5(or6)-methyl pyrazine usage levels up to:
	not for fragrance use.

AIDS Citations:Search

Cancer Citations:Search

Toxicology Citations:Search

EPA Substance Registry Services (SRS):Registry

National Institute of Allergy and Infectious Diseases:Data

WISER:UN 1993

2-ethyl-5(6)-methylpyrazine

Chemidplus:0036731416