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2-methoxy-3-methyl pyrazine

Chemical Structure

General Material Information

Preferred name 2-methoxy-3-methyl pyrazine
Trivial Name 2-Methoxy-3-methylpyrazine
Short Description 2-methyl-3-methoxypyrazine
Formula C6 H8 N2 O
CAS Number 2847-30-5
FEMA Number 3183
Flavis Number 14.126
ECHA Number 220-651-6
FDA UNII 04O7CN9Q85
Nikkaji Number J100.520K
MDL MFCD00006127
COE Number 2266
NMR Predictor External link
JECFA Food Flavoring 788 2-methyl-3-methoxypyrazine
FDA Patent No longer provide for the use of these seven synthetic flavoring substances
Synonyms
  • almond pyrazine
  • methoxy-2 3-methyl pyrazine
  • 2-methoxy-3-methyl-pyrazine
  • 2-methoxy-3-methylpyrazine
  • 2-methoxyl-3-methylpyrazine
  • 2-methyl-3-methoxypyrazine
  • pyrazine, 2-methoxy-3-methyl
  • pyrazine, 2-methoxy-3-methyl-
  • 2-Methoxy-3-methylpyrazine
  • 2-Methyl-3-methoxypyrazine
  • 3-Methoxy-2-methylpyrazine

US / EU / FDA / JECFA / FEMA / Scholar / Patents

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NCBI Start search

Other Information

(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
CHEMBL:View
HMDB (The Human Metabolome Database):Search
FooDB:FDB008536
Export Tariff Code:2933.90.8000
VCF-Online:VCF Volatile Compounds in Food
ChemSpider:View

PhysChem Properties

Material listed in food chemical codex Yes
Molecular weight 124.14295959473
Specific gravity @ 25 °C
Pounds per Gallon 8.995 to 9.028
Refractive Index 1.504 to 1.508 @ 20 °C
Boiling Point 158 to 159°C @ 760 mm Hg
Vapor Pressure 3.271 mmHg @ 25 °C
Flash Point TCC Value 55.56 °C TCC
logP (o/w) 1.24
Solubility
alcohol Yes
water, 8457 mg/L @ 25 °C (est) Yes
water No

Organoleptic Properties

Odor Type: Chocolate
almond roasted almond, hazelnut, peanut
General comment At 0.10 % in dipropylene glycol. roasted almond hazelnut peanut
Flavor Type: Nutty
nutty, green
General comment Nutty green

Occurrences

Potential Uses

Applications
Odor purposes Coffee, Hazelnut, Peanut
Flavoring purposes Almond toasted almond
Other purposes Krill
Cosmetic purposes Perfuming agents

Safety Information

Safety information

Preferred SDS: View
European information :
Most important hazard(s):
Xn - Harmful.
R 22 - Harmful if swallowed.
R 37/38 - Irritating to respiratory system and skin.
R 41 - Risk of serious damage to eyes.
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 37/39 - Wear suitable 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

Safety in use information

Category:
flavor and fragrance agents
RIFM Fragrance Material Safety Assessment: Search
IFRA Code of Practice Notification of the 49th Amendment to the IFRA Code of Practice
Recommendation for 2-methoxy-3-methyl pyrazine usage levels up to:
0.1000 % in the fragrance concentrate.
Maximised Survey-derived Daily Intakes (MSDI-EU): 12.00 (μg/capita/day)
Threshold of Concern:90 (μg/person/day)
Structure Class: III
Use levels for FEMA GRAS flavoring substances on which the FEMA Expert Panel based its judgments that the substances are generally recognized as safe (GRAS).
The Expert Panel also publishes separate extensive reviews of scientific information on all FEMA GRAS flavoring substances and can be found at FEMA Flavor Ingredient Library
publication number: 4
Click here to view publication 4
average usual ppmaverage maximum ppm
baked goods: -4.00000
beverages(nonalcoholic): --
beverages(alcoholic): --
breakfast cereal: --
cheese: --
chewing gum: --
condiments / relishes: --
confectionery froastings: --
egg products: --
fats / oils: --
fish products: --
frozen dairy: -2.00000
fruit ices: -2.00000
gelatins / puddings: -2.00000
granulated sugar: --
gravies: --
hard candy: -4.00000
imitation dairy: --
instant coffee / tea: --
jams / jellies: --
meat products: --
milk products: --
nut products: --
other grains: --
poultry: --
processed fruits: --
processed vegetables: --
reconstituted vegetables: --
seasonings / flavors: --
snack foods: --
soft candy: --
soups: --
sugar substitutes: --
sweet sauces: --

Safety references

European Food Safety Athority(EFSA):Flavor usage levels; Subacute, Subchronic, Chronic and Carcinogenicity Studies; Developmental / Reproductive Toxicity Studies; Genotoxicity Studies...

European Food Safety Authority (EFSA) reference(s):

Scientific Opinion on Flavouring Group Evaluation 17, Revision 3 (FGE.17Rev3): Pyrazine derivatives from chemical group 24
View page or View pdf

Safety and efficacy of pyrazine derivatives including saturated ones belonging to chemical group 24 when used as flavourings for all animal species
View page or View pdf

EPI System: View
AIDS Citations:Search
Cancer Citations:Search
Toxicology Citations:Search
EPA Substance Registry Services (TSCA):2847-30-5
EPA ACToR:Toxicology Data
EPA Substance Registry Services (SRS):Registry
Laboratory Chemical Safety Summary :17898
National Institute of Allergy and Infectious Diseases:Data
WISER:UN 1993
WGK Germany:3
2-methoxy-3-methylpyrazine
Chemidplus:0002847305