Category: cosmetic, flavor and fragrance agents
US / EU / FDA / JECFA / FEMA / FLAVIS / Scholar / Patent Information:
Google Scholar: | Search |
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JECFA Food Flavoring: | 780 2,3,5,6-tetramethylpyrazine |
DG SANTE Food Flavourings: | 14.018 2,3,5,6-tetramethylpyrazine |
FEMA Number: | 3237 2,3,5,6-tetramethylpyrazine |
FDA: | No longer provide for the use of these seven synthetic flavoring substances |
FDA Mainterm (SATF): | 1124-11-4 ; 2,3,5,6-TETRAMETHYLPYRAZINE |
Physical Properties:
Appearance: | white crystals (est) |
Assay: | 95.00 to 100.00 %
|
Food Chemicals Codex Listed: | Yes |
Melting Point: | 85.00 to 90.00 °C. @ 760.00 mm Hg
|
Boiling Point: | 190.00 °C. @ 760.00 mm Hg
|
Vapor Pressure: | 0.671000 mmHg @ 25.00 °C. (est) |
Vapor Density: | 4.7 ( Air = 1 ) |
Flash Point: | > 200.00 °F. TCC ( > 93.33 °C. )
|
logP (o/w): | 1.280 |
Soluble in: |
| alcohol | | fixed oils | | propylene glycol | | water, 7007 mg/L @ 25 °C (est) |
Stability: |
| alcoholic fine fragrance, good | | antiperspirant, good | | fabric softener, good | | hypochlorite bleach, poor | | liquid detergent, good | | perborate powder detergent, good | | soap, good | | toiletry application, good |
Organoleptic Properties:
|
Odor Type: nutty |
|
| nutty musty chocolate coffee cocoa brown lard burnt |
Odor Description: at 10.00 % in dipropylene glycol. | nutty musty chocolate coffee cocoa brown lard burnt Luebke, William tgsc, (2017) |
|
| nutty musty vanilla dry brown cocoa |
Odor Description:
| Nutty, musty and vanilla with dry, brown cocoa nuances Mosciano, Gerard P&F 22, No. 2, 69, (1997) |
|
|
Flavor Type: nutty |
|
| nutty musty weedy earthy cocoa peanut coffee asparagus |
Taste Description:
| nutty musty weedy earthy cocoa peanut coffee asparagus Luebke, William tgsc, (2017) |
|
| nutty musty cocoa dry peanut raw coffee |
Taste Description: at 150.00 ppm. | Nutty, musty, cocoa, drying, peanut-like and raw coffee notes Mosciano, Gerard P&F 22, No. 2, 69, (1997) |
|
Odor and/or flavor descriptions from others (if found). |
|
Moellhausen |
2,3,5,6-TETRAMETHYL PYRAZINE |
Odor Description: | smoke, herbaceous, dry |
Taste Description: | sweet, chocolate, coffee, cocoa, fermented |
|
Alfrebro |
2,3,5,6-TETRAMETHYL PYRAZINE NATURAL 99% |
Odor Description: | Nutty Chocolate Coffee |
|
Pell Wall Perfumes |
Tetramethyl Pyrazine |
Odor Description: | Nutty, chocolate, roasted, tea. Powerful As with all pyrazines this is used in traces – Tetramethyl Pyrazine at 0.1% in Ethanol has a distinctively chocolate odour with elements of roasted nuts and a distinctive tea element. Very useful as part of an authentic chocolate and black tea accords, but must be used with a very light touch. |
|
|
Cosmetic Information:
Suppliers:
Advanced Biotech |
2,3,5,6 TETRA METHYL PYRAZINE NATURAL
98% min. Odor: Cocoa, Nutty |
Advanced Biotech |
2,3,5,6 TETRAMETHYL PYRAZINE
|
Alfa Biotechnology |
For experimental / research use only. |
Chuanxiongzine; Ligustrazine; Tetrapyrazine 98%
|
Alfrebro |
2,3,5,6-TETRAMETHYL PYRAZINE NATURAL 99%
Odor: Nutty Chocolate Coffee |
Ambles Nature et Chimie |
TETRAMETHYL PYRAZINE
|
Anhui Haibei |
2,3,5,6-Tetramethyl Pyrazine
Odor: Sweet musty chocolate tea cocoa soybean lard burnt |
Apple Flavor & Fragrance |
Tetramethyl pyrazine Natural
|
Aromiens International |
2,3,5,6-Tetramethyl Pyrazine, Natural
|
Artiste |
2,3,5,6-Tetramethyl Pyrazine Natural
Entire library of synthetic pyrazines is available. |
Augustus Oils |
2,3,5,6 Tetramethyl Pyrazine
|
Services |
Aurochemicals |
2,3,5,6-TETRAMETHYL PYRAZINE, Natural
|
Axxence Aromatic |
2,3,5,6-TETRAMETHYL PYRAZINE Natural
|
Sustainability |
Beijing Lys Chemicals |
2,3,5,6-Tetramethyl pyrazine
|
BOC Sciences |
For experimental / research use only. |
2,3,5,6-Tetramethylpyrazine >98%
|
Charkit Chemical |
TETRAMETHYLPYRAZINE, 2,3,5,6- FEMA 3237
|
Charkit Chemical |
TETRAMETHYLPYRAZINE, 2,3,5,6- NATURAL FEMA 3237
|
Citrus and Allied Essences |
2,3,5,6-Tetramethyl Pyrazine FCC
Odor: fermented soybean |
Market Report |
CJ Latta & Associates |
2,3,5,6-TMP
|
De Monchy Aromatics |
2,3,5,6-Tetramethylpyrazine
|
Diffusions Aromatiques |
2,3,5,6-TETRAMETHYL PYRAZINE NATURELLE
|
Diffusions Aromatiques |
2,3,5,6-TETRAMETHYL PYRAZINE
|
EMD Millipore |
For experimental / research use only. |
2,3,5,6-Tetramethylpyrazine
|
Ernesto Ventós |
2,3,5,6-TETRAMETHYLPYRAZINE NATURAL
Odor: CARAMEL,FERMENTED SOY,ROASTED,COCOA |
Ernesto Ventós |
2,3,5,6-TETRAMETHYLPYRAZINE
Odor: CARAMEL, FERMENTED SOY, ROASTED |
Excellentia International |
2,3,5,6-TetraMethyl Pyrazine Natural
|
FCI SAS |
2,3,5,6-TETRAMETHYL PYRAZINE
Odor: Roast peanut, filbert and cocoa |
Fleurchem |
2,3,5,6-tetramethyl pyrazine
|
Fleurchem |
tetramethyl pyrazine natural
|
Frutarom |
2-3-5-6-TETRAMETHYLPYRAZINE
KOSHER Flavor: Nutty, Musty, Chocolate, Burnt, Cocoa |
CBD Offering |
IFF |
2-3-5-6-TETRAMETHYLPYRAZINE
KOSHER Flavor: Nutty, Musty, Chocolate, Burnt, Cocoa |
Indukern F&F |
2,3,5,6-TETRAMETHYL PYRAZINE NATURAL
Odor: CHOCOLATE, COFFEE, NUTTY |
Indukern F&F |
2,3,5,6-TETRAMETHYL PYRAZINE
Odor: NUTTY, SWEET, LACTONA, COCONUT |
Jiangyin Healthway |
2,3,5,6-Tetramethyl Pyrazine
|
New functional food ingredients |
Jiangyin Healthway |
Tetramethylpyrazine
|
Jinan Enlighten Chemical Technology(Wutong Aroma ) |
2,3,5,6-Tetramethyl pyrazine, Kosherk
|
Kingchem Laboratories |
2, 3, 5, 6 TETRAMETHYLPYRAZINE
Odor: Roast peanut, filbert, cocoa |
Kun Shan P&A |
2,3,5,6-Natural Tetramethyl Pyrazine (EU)
|
Lluch Essence |
PYRAZINE 2,3,5,6-TETRAMETHYL NATURAL
|
Lluch Essence |
PYRAZINE 2,3,5,6-TETRAMETHYL
|
M&U International |
2,3,5,6-TETRAMETHYLPYRAZINE, Kosher
|
M&U International |
NAT.2,3,5,6-TETRAMETHYLPYRAZINE, Kosher
|
Matrix Scientific |
For experimental / research use only. |
2,3,5,6-Tetramethylpyrazine, 95+%
|
Moellhausen |
2,3,5,6-TETRAMETHYL PYRAZINE
Odor: smoke, herbaceous, dry Flavor: sweet, chocolate, coffee, cocoa, fermented |
Myrazine |
Tetramethyl Pyrazine
Odor: musty nutty chocolate coffee cocoa soybean lard burnt |
Myrazine |
Tetramethylpyrazine/EU Nat.
|
Natural Advantage |
Tetramethyl pyrazine Nat
Flavor: chocolate, musty, nutty |
Riverside Aromatics LTD.is the exclusive distributor for Europe in UK for any non-US based inquiries |
Pearlchem Corporation |
2,3,5,6-Tetramethyl Pyrazine
|
Pell Wall Perfumes |
Tetramethyl Pyrazine
Odor: Nutty, chocolate, roasted, tea. Powerful Use: As with all pyrazines this is used in traces – Tetramethyl Pyrazine at 0.1% in Ethanol has a distinctively chocolate odour with elements of roasted nuts and a distinctive tea element. Very useful as part of an authentic chocolate and black tea accords, but must be used with a very light touch. |
Penta International |
2,3,5,6-TETRAMETHYL PYRAZINE NATURAL
|
Penta International |
2,3,5,6-TETRAMETHYLPYRAZINE SYNTHETIC
|
Phoenix Aromas & Essential Oils |
Pyrazine, 2,3,5,6- Tetramethyl
|
Primechem |
2,3,5,6-Tetramethylpyrazine natural
|
R C Treatt & Co Ltd |
2,3,5,6-Tetramethylpyrazine
NI, Kosher |
Reincke & Fichtner |
2,3,5,6-Tetramethylpyrazine
|
Riverside Aromatics |
2,3,5,6-TETRAMETHYLPYRAZINE
|
Santa Cruz Biotechnology |
For experimental / research use only. |
2,3,5,6-Tetramethylpyrazine ≥99%
|
Sigma-Aldrich |
2,3,5,6-Tetramethylpyrazine, ≥98%, FG
Odor: chocolate; musty; coffee |
Certified Food Grade Products |
Sigma-Aldrich |
2,3,5,6-Tetramethylpyrazine, natural, ≥98%, FG
Odor: chocolate; musty; coffee |
Sunaux International |
2,3,5,6-Tetramethylpyrazine
|
Sunaux International |
nat.2,3,5,6-Tetramethylpyrazine
|
Synerzine |
2,3,5,6-Tetramethylpyrazine
|
Synerzine |
2,3,5,6-Tetramethylpyrazines Natural
|
Taytonn ASCC |
2,3,5,6-Tetramethylpyrazine
Odor: Chocolate, Musty, Roast, Sweet |
Taytonn ASCC |
Natural Tetramethylpyrazine
Odor: Chocolate, Musty, Roast, Sweet |
TCI AMERICA |
For experimental / research use only. |
2,3,5,6-Tetramethylpyrazine >98.0%(GC)(T)
|
Tengzhou Jitian Aroma Chemiclal |
2,3,5,6-Tetramethyl Pyrazine
|
Tengzhou Xiang Yuan Aroma Chemicals |
2,3,5,6-Tetramethyl Pyrazine
|
The Perfumers Apprentice |
Tetramethyl-pyrazine 10% (PG)
|
Tianjin Danjun International |
2,3,5,6-Tetramethyl pyrazine
|
United International |
2,3,5,6-Tetramethyl Pyrazine Nat.
|
United International |
2,3,5,6-Tetramethyl Pyrazine
|
Vigon International |
Tetramethyl-2,3,5,6 Pyrazine Natural
|
WEN International |
TETRAMETHYL PYRAZINE Natural
|
WholeChem |
2,3,5,6-Tetramethylpyrazine, Natural
|
WholeChem |
2.3.5.6-Tetramethyl pyrazine
|
Safety Information:
Preferred SDS: View |
European information : |
Most important hazard(s): | Xn - Harmful. |
R 22 - Harmful if swallowed. R 36/37/38 - Irritating to eyes, 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: |
gavage-rat LD50 1910 mg/kg (Oser, 1969g)
intravenous-mouse LD50 239 mg/kg Chinese Medical Journal Vol. 4, Pg. 319, 1978.
intraperitoneal-mouse LD50 800 ug/kg International Journal of Crude Drug Research. Vol. 23, Pg. 119, 1985.
oral-rat LD50 1910 mg/kg Drug and Chemical Toxicology. Vol. 3, Pg. 249, 1980.
|
Dermal Toxicity: |
Not determined
|
Inhalation Toxicity: |
Not determined
|
Safety in Use Information:
Category: | cosmetic, 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 2,3,5,6-tetramethyl pyrazine usage levels up to: | | 0.6000 % in the fragrance concentrate.
|
|
Maximised Survey-derived Daily Intakes (MSDI-EU): | 6.70 (μg/capita/day) |
Maximised Survey-derived Daily Intakes (MSDI-USA): | 19.00 (μg/capita/day) |
Structure Class: | II |
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 ppm | average maximum ppm |
baked goods: | - | 5.00000 |
beverages(nonalcoholic): | - | 5.00000 |
beverages(alcoholic): | - | - |
breakfast cereal: | - | - |
cheese: | - | - |
chewing gum: | - | - |
condiments / relishes: | - | 10.00000 |
confectionery froastings: | - | - |
egg products: | - | - |
fats / oils: | - | - |
fish products: | - | - |
frozen dairy: | - | - |
fruit ices: | - | - |
gelatins / puddings: | - | - |
granulated sugar: | - | - |
gravies: | - | 10.00000 |
hard candy: | - | 5.00000 |
imitation dairy: | - | - |
instant coffee / tea: | - | - |
jams / jellies: | - | - |
meat products: | - | 10.00000 |
milk products: | - | 5.00000 |
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 |
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): |
Opinion of the Scientific Panel on food additives, flavourings, processing aids and materials in contact with food (AFC) on a request from the Commission related to Flavouring Group Evaluation 17 (FGE.17): Pyrazine derivatives from chemical group 24 (Commission Regulation (EC) No 1565/2000 of 18 July 2000) View page or View pdf |
Flavouring Group Evaluation 50 (FGE.50): Consideration of pyrazine derivatives evaluated by JECFA (57th meeting) structurally related to pyrazine derivatives evaluated by EFSA in FGE.17 (2005) (Commission Regulation (EC) No 1565/2000 of 18 July 2000) - Opinion of the Scientific Panel on Food Additives, Flavourings, Processing Aids and Materials in contact with Food (AFC) View page or View pdf |
Flavouring Group Evaluation 17, Revision 1 (FGE.17Rev1): Pyrazine derivatives from chemical group 24 - Opinion of the Scientific Panel on Food Additives, Flavourings, Processing Aids and Materials in contact with Food (AFC) [1] View page or View pdf |
Scientific Opinion on Flavouring Group Evaluation 17, Revision 2 (FGE.17Rev2): Pyrazine derivatives from chemical group 24 View page or View pdf |
Scientific Opinion on Flavouring Group Evaluation 50, Revision 1 (FGE.50Rev1): Consideration of pyrazine derivatives evaluated by JECFA (57th meeting) structurally related to pyrazine derivatives evaluated by EFSA in FGE.17Rev2 (2010) 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): | 1124-11-4 |
EPA ACToR: | Toxicology Data |
EPA Substance Registry Services (SRS): | Registry |
Laboratory Chemical Safety Summary : | 14296 |
National Institute of Allergy and Infectious Diseases: | Data |
WGK Germany: | 3 |
| 2,3,5,6-tetramethylpyrazine |
Chemidplus: | 0001124114 |
RTECS: | UQ3905000 for cas# 1124-11-4 |
References:
Other Information:
Potential Blenders and core components note
|
For Odor |
balsamic |
balsamic |
2- | acetyl furan | FL/FR |
burnt |
(R)-2- | methyl butyraldehyde | |
caramellic |
| fenugreek oleoresin | FL/FR |
chocolate |
| chocolate pyrazine A | FL/FR |
| cocoa hexenal | FL/FR |
| cocoa oleoresin | FL/FR |
2,5- | dimethyl pyrazine | FL/FR |
2,6- | dimethyl pyrazine | FL/FR |
2- | methoxy-3-methyl pyrazine | FL/FR |
cocoa |
2- | methyl butyraldehyde | FL/FR |
coffee |
| coffee fragrance | FR |
1- | hydroxy-2-butanone | FL/FR |
earthy |
| nutty pyrazine | FL/FR |
fruity |
(S)-2- | methyl butyraldehyde | |
green |
| galbanum oil | FL/FR |
| geranic acid | FL/FR |
medicinal |
| quinoline | CS |
moldy |
| strawberry furanone methyl ether | FL/FR |
musty |
2- | acetyl pyrrole | FL/FR |
3- | acetyl-2,5-dimethyl furan | FL/FR |
| hazelnut pyrazine | FL/FR |
| menthofuran | FL/FR |
nutty |
2- | acetyl-3-ethyl pyrazine | FL/FR |
2- | acetyl-5-methyl furan | FL/FR |
2,3- | dimethyl pyrazine | FL/FR |
4,5- | dimethyl-2-ethyl-3-thiazoline | FL/FR |
2- | ethyl pyrazine | FL/FR |
| filbert pyrazine | FL/FR |
2,6- | lutidine | FL/FR |
2- | methyl pyrazine | FL/FR |
5- | methyl quinoxaline | FL/FR |
2- | methyl thio-3,5 or 6-methyl pyrazine | FL/FR |
| nutty cyclohexenone | FL/FR |
| nutty quinoxaline | FL/FR |
2,3,5- | trimethyl pyrazine | FL/FR |
| vinyl sulfurol | FL/FR |
popcorn |
2- | acetyl thiazole | FL/FR |
| fenugreek resinoid | FL/FR |
waxy |
| butyl laurate | FL/FR |
| phenethyl octanoate | FL/FR |
woody |
| cedrenyl acetate | FR |
4- | hydroxybenzaldehyde | FL/FR |
2- | methoxy-4-vinyl phenol | FL/FR |
| patchouli oil | FL/FR |
| patchouli oil decolorized | FL/FR |
| patchouli oil molecular distilled | FL/FR |
|
For Flavor |
|
No flavor group found for these |
| acetyl acetaldehyde dimethyl acetal | FL |
2- | acetyl-6-methyl pyrazine | FL |
(E)- | aconitic acid | FL |
2(4)-iso | butyl-4(2),6-dimethyl dihydro-4H-1,3,5-dithiazine | FL |
| chocolate pyrazine A | FL/FR |
| chocolate pyrazine B | FL |
| cyclohexyl methyl pyrazine | FL |
2,5- | diethyl thiazole | FL |
(S)-2- | methyl butyraldehyde | |
(R)-2- | methyl butyraldehyde | |
| peanut dithiazine | FL |
| pyrazines mixture | FL |
brown |
| fenugreek oleoresin | FL/FR |
1- | hydroxy-2-butanone | FL/FR |
caramellic |
| fenugreek resinoid | FL/FR |
chocolate |
| cocoa oleoresin | FL/FR |
cocoa |
| cocoa hexenal | FL/FR |
corn chip |
2- | acetyl thiazole | FL/FR |
creamy |
4- | hydroxybenzaldehyde | FL/FR |
earthy |
| camu camu distillates | FL |
| camu camu flavor | FL |
fruity |
| phenethyl octanoate | FL/FR |
fusel |
2- | methyl butyraldehyde | FL/FR |
green |
| galbanum oil | FL/FR |
| geranic acid | FL/FR |
meaty |
2,6- | dimethyl pyrazine | FL/FR |
moldy |
| strawberry furanone methyl ether | FL/FR |
musty |
2,5- | dimethyl pyrazine | FL/FR |
| hazelnut pyrazine | FL/FR |
| menthofuran | FL/FR |
2,3,5- | trimethyl pyrazine | FL/FR |
nutty |
2- | acetyl furan | FL/FR |
2- | acetyl pyrrole | FL/FR |
3- | acetyl-2,5-dimethyl furan | FL/FR |
2- | acetyl-3-ethyl pyrazine | FL/FR |
2- | acetyl-5-methyl furan | FL/FR |
2,3- | dimethyl pyrazine | FL/FR |
4,5- | dimethyl-2-ethyl-3-thiazoline | FL/FR |
2- | ethyl pyrazine | FL/FR |
| filbert pyrazine | FL/FR |
2,6- | lutidine | FL/FR |
2- | methoxy-3-methyl pyrazine | FL/FR |
2- | methyl pyrazine | FL/FR |
5- | methyl quinoxaline | FL/FR |
2- | methyl thio-3,5 or 6-methyl pyrazine | FL/FR |
| nutty cyclohexenone | FL/FR |
| nutty pyrazine | FL/FR |
| nutty quinoxaline | FL/FR |
| nutty thiazole | FL |
| peanut oxazole | FL |
| vinyl sulfurol | FL/FR |
smoky |
2- | methoxy-4-vinyl phenol | FL/FR |
waxy |
| butyl laurate | FL/FR |
woody |
| patchouli oil | FL/FR |
| patchouli oil decolorized | FL/FR |
| patchouli oil molecular distilled | FL/FR |
|
Potential Uses:
Occurrence (nature, food, other): note
Synonyms:
| chuanxingzine | | ligustrazine | | pyrazine, 2,3,5,6- tetramethyl | | pyrazine, 2,3,5,6-tetramethyl- | 2,3,5,6- | tetra methyl pyrazine | 2,3,5,6- | tetramethyl pyrazine | 2,3,5,6- | tetramethyl pyrazine (natural) | 2,3,5,6- | tetramethyl pyrazine FCC | | tetramethyl pyrazine natural | 2,3,5,6- | tetramethyl pyrazine natural | 2,3,5,6- | tetramethyl pyrazine, natural | | tetramethylpyrazine | 2, 3, 5, 6 | tetramethylpyrazine | 2,3,5,6- | tetramethylpyrazine | nat.2,3,5,6- | tetramethylpyrazine | 2,3,5,6- | tetramethylpyrazine natural | 2,3,5,6- | tetramethylpyrazine, synthetic | 2,3,5,6- | tetramethylpyrazines natural | | tetrapyrazine |
Articles:
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