Category: flavoring agents
US / EU / FDA / JECFA / FEMA / FLAVIS / Scholar / Patent Information:
Physical Properties:
Appearance: | colorless to pale yellow clear liquid (est) |
Assay: | 95.00 to 100.00 %
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Food Chemicals Codex Listed: | No |
Melting Point: | 15.00 °C. @ 760.00 mm Hg
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Boiling Point: | 155.00 °C. @ 760.00 mm Hg
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Vapor Pressure: | 1.500000 mmHg @ 27.00 °C. (est) |
Flash Point: | 147.00 °F. TCC ( 63.90 °C. ) (est)
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logP (o/w): | 0.630 |
Soluble in: |
| alcohol |
Insoluble in: |
| water |
Organoleptic Properties:
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Odor Type: chocolate |
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| nutty roasted potato baked potato |
Odor Description: at 0.10 % in dipropylene glycol. | nutty roasted baked potato |
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Odor and/or flavor descriptions from others (if found). |
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Cosmetic Information:
Suppliers:
Advanced Biotech |
2 (5,6) DIMETHYL PYRAZINE
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Advanced Biotech |
PYRAZINE MIXTURE IIII NATURAL
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Advanced Biotech |
PYRAZINE MIXTURE NATURAL
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Anhui Suzhou Jinli Aromatic Chemicals |
2,5 or 6, 1-Dimethyl pyrazine
Odor: baked potato |
Jinan Enlighten Chemical Technology(Wutong Aroma ) |
2,5(or6)-Dimethyl pyrazine, Kosherk
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M&U International |
2,5(OR6)-DIMETHYL PYRAZINE, Kosher
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Myrazine |
2,5-Dimethyl Pyrazine
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Penta International |
2,5 + 2,6-DIMETHYL PYRAZINE MIXTURE NATURAL
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Penta International |
2,5 + 2,6-DIMETHYL PYRAZINE MIXTURE
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Reincke & Fichtner |
Dimethyl Pyrazine natural
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Synerzine |
2,5 & 2,6-DIMETHYL PYRAZINE MIXTURE, NATURAL
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Synerzine |
Mixture of 2,5-Dimeythlpyrazine and 2,6-Dimethylpyrazine
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Synerzine |
NATURAL DIMETHYL PYRAZINE MIXTURE (R&D PRODUCT)
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Synerzine |
Natural mixture of 2,5-dimeythlpyrazine and 2,6-dimethylpyrazine
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United International |
2,5(6)-Dimethyl Pyrazine Nat.
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United International |
2,5(6)-Dimethyl Pyrazine
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WholeChem |
2,5 & 2,6-Dimethylpyrazines Mixture
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Safety Information:
Preferred SDS: View |
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Hazards identification |
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Classification of the substance or mixture |
GHS Classification in accordance with 29 CFR 1910 (OSHA HCS) |
None found. |
GHS Label elements, including precautionary statements |
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Pictogram | |
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Hazard statement(s) |
None found. |
Precautionary statement(s) |
None found. |
Oral/Parenteral Toxicity: |
intraperitoneal-mouse LD50 1350 mg/kg Toxicology and Applied Pharmacology. Vol. 17, Pg. 244, 1970.
oral-rat LD50 1020 mg/kg Drug and Chemical Toxicology. Vol. 3, Pg. 249, 1980.
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Dermal Toxicity: |
Not determined
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Inhalation Toxicity: |
Not determined
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Safety in Use Information:
Category: | flavoring agents |
Recommendation for 2,5-dimethyl pyrazine and 2,6-dimethyl pyrazine mixture usage levels up to: | | not for fragrance use.
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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: 5 |
Click here to view publication 5 |
| average usual ppm | average maximum ppm |
baked goods: | - | 10.00000 |
beverages(nonalcoholic): | - | 10.00000 |
beverages(alcoholic): | - | - |
breakfast cereal: | - | 10.00000 |
cheese: | - | - |
chewing gum: | - | - |
condiments / relishes: | - | - |
confectionery froastings: | - | - |
egg products: | - | - |
fats / oils: | - | - |
fish products: | - | - |
frozen dairy: | - | 10.00000 |
fruit ices: | - | 10.00000 |
gelatins / puddings: | - | 10.00000 |
granulated sugar: | - | - |
gravies: | - | 10.00000 |
hard candy: | - | 10.00000 |
imitation dairy: | - | - |
instant coffee / tea: | - | - |
jams / jellies: | - | - |
meat products: | - | 10.00000 |
milk products: | - | 10.00000 |
nut products: | - | - |
other grains: | - | - |
poultry: | - | - |
processed fruits: | - | - |
processed vegetables: | - | - |
reconstituted vegetables: | - | - |
seasonings / flavors: | - | - |
snack foods: | - | - |
soft candy: | - | - |
soups: | - | 10.00000 |
sugar substitutes: | - | - |
sweet sauces: | - | - |
Safety References:
Flavor & Extract Manufacturers Association (FEMA) reference(s): |
The FEMA GRAS assessment of pyrazine derivatives used as flavor ingredients. View pdf |
Chemical Carcinogenesis Research Information System: | Search |
AIDS Citations: | Search |
Cancer Citations: | Search |
Toxicology Citations: | Search |
EPA Substance Registry Services (TSCA): | 123-32-0 |
EPA ACToR: | Toxicology Data |
EPA Substance Registry Services (SRS): | Registry |
Laboratory Chemical Safety Summary : | 31252 |
National Institute of Allergy and Infectious Diseases: | Data |
| 2,5-dimethylpyrazine |
Chemidplus: | 0000123320 |
RTECS: | UQ2800000 for cas# 123-32-0 |
References:
Other Information:
Potential Blenders and core components note
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For Odor |
caramellic |
caramellic |
iso | propenyl pyrazine | FL/FR |
chocolate |
2,5- | dimethyl pyrazine | FL/FR |
green |
2-tert- | butyl pyrazine | FL/FR |
2- | heptyl furan | FL/FR |
2- | acetyl-3-methyl pyrazine | FL/FR |
2- | acetyl-3,5-dimethyl pyrazine | FL/FR |
2- | acetyl-3,5(or 6)-dimethyl pyrazine | FL/FR |
3,6- | cocoa pyrazine | FL/FR |
| filbert heptenone B | FL/FR |
| methoxymethyl pyrazine | FL/FR |
| nutty quinoxaline | FL/FR |
| sesame absolute | FL/FR |
roasted |
2- | acetyl-2-pyrroline | |
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For Flavor |
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No flavor group found for these |
2- | acetyl-2-pyrroline | |
2-tert- | butyl pyrazine | FL/FR |
6,7- | dimethyl dihydrocyclopentapyrazine | FL |
| methyl 2-(methyl thio) acetate | FL |
| pyrazines mixture | FL |
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5- | acetyl-2,3-dihydro-1,4-thiazine | FL |
burnt |
iso | propenyl pyrazine | FL/FR |
fatty |
2- | heptyl furan | FL/FR |
fishy |
4,5- | dimethyl thiazole | FL |
fruity |
2- | ethyl-2,5-dihydro-4-methyl thiazole | FL |
musty |
2,5- | dimethyl pyrazine | FL/FR |
2- | ethoxythiazole | FL |
nutty |
3- | acetyl-2,5-dimethyl thiophene | FL |
2- | acetyl-3-methyl pyrazine | FL/FR |
2- | acetyl-3,5-dimethyl pyrazine | FL/FR |
2- | acetyl-3,5(or 6)-dimethyl pyrazine | FL/FR |
| arachis hypogaea fruit extract | FL |
3,6- | cocoa pyrazine | FL/FR |
1- | ethyl-2-acetyl pyrrole | FL |
2- | ethyl-6-methyl pyrazine | FL |
| filbert heptenone B | FL/FR |
| methoxymethyl pyrazine | FL/FR |
| nutty quinoxaline | FL/FR |
| sesame absolute | FL/FR |
roasted |
3,5- | diisobutyl-1,2,4-trithiolane | FL |
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Potential Uses:
Occurrence (nature, food, other): note
Synonyms:
2 (5,6)- | dimethyl pyrazine | 2,6- | dimethyl pyrazine and 2,5-dimethyl pyrazine mixture | 2,5 & 2,6- | dimethyl pyrazine mixture | 2,5 & 2,6- | dimethyl pyrazine mixture natural | 2,5- | dimethylpyrazine (contains 2,6-isomer) | 2,6- | dimethylpyrazine and 2,5-dimethylpyrazine mixture | 2,5- | dimethylpyrazine and 2,6-dimethylpyrazine | 2,5- | dimethylpyrazine and 2,6-dimethylpyrazine mixture | 2,5(2,6)- | dimethylpyrazine mixture |
Articles:
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