Preferred name | pyrazinyl methyl sulfide |
Trivial Name | 2-(Methylthio)pyrazine |
Short Description | 2-methyl mercaptopyrazine |
Formula | C5 H6 N2 S |
CAS Number | 21948-70-9 |
FEMA Number | 3231 |
Flavis Number | 14.034 |
ECHA Number | 244-675-1 |
FDA UNII | R1C97E3A4F |
Nikkaji Number | J225.488C |
MDL | MFCD00041024 |
COE Number | 2288 |
NMR Predictor | External link |
JECFA Food Flavoring | 796 pyrazinyl methyl sulfide |
FDA Patent | No longer provide for the use of these seven synthetic flavoring substances |
FDA Mainterm | 21948-70-9 ; PYRAZINYL METHYL SULFIDE |
Synonyms |
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Google Scholar | Start search |
Google Books | Start search |
Google Patents | Start search |
Perfumer & Flavorists | Start search |
EU Patents | Start search |
PubMeb | Start search |
NCBI | Start search |
(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 |
FDA Substances Added to Food (formerly EAFUS): | View |
CHEMBL: | View |
HMDB (The Human Metabolome Database): | HMDB33152 |
FooDB: | FDB011157 |
Export Tariff Code: | 2933.99.8290 |
VCF-Online: | VCF Volatile Compounds in Food |
ChemSpider: | View |
Material listed in food chemical codex | No |
Molecular weight | 126.18182373047 |
Melting Point | 42 to 47°C @ 760 mm Hg |
Vapor Pressure | 0.161 mmHg @ 25 °C |
Flash Point TCC Value | 100 °C TCC |
logP (o/w) | 1.17 |
Solubility | |
propylene glycol | Yes |
water, 9533 mg/L @ 25 °C (est) | Yes |
water | No |
Odor Type: Sulfurous | |
corn chip, nutty, sulfurous, ethereal | |
General comment | At 0.10 % in propylene glycol. corn chip nutty sulfurous ether |
(data available) |
Applications | |
Flavoring purposes | Cauliflower , Garlic , Leek , Onion |
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: | |
gavage-rat LD50 [sex: M,F] 2500 mg/kg (Posternak et al., 1975) | |
Dermal Toxicity: | |
Not determined | |
Inhalation Toxicity: | |
Not determined |
Category: | |||
flavoring agents | |||
Recommendation for pyrazinyl methyl sulfide usage levels up to: | |||
not for fragrance use. | |||
Maximised Survey-derived Daily Intakes (MSDI-EU): | 0.0061 (μg/capita/day) | ||
Maximised Survey-derived Daily Intakes (MSDI-USA): | 0.01 (μg/capita/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 ppm | average maximum ppm | ||
baked goods: | - | 1.00000 | |
beverages(nonalcoholic): | - | 1.00000 | |
beverages(alcoholic): | - | - | |
breakfast cereal: | - | - | |
cheese: | - | - | |
chewing gum: | - | - | |
condiments / relishes: | - | - | |
confectionery froastings: | - | - | |
egg products: | - | - | |
fats / oils: | - | - | |
fish products: | - | - | |
frozen dairy: | - | 1.00000 | |
fruit ices: | - | 1.00000 | |
gelatins / puddings: | - | - | |
granulated sugar: | - | - | |
gravies: | - | - | |
hard candy: | - | - | |
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: | - | - |
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 |
EPI System: View |
AIDS Citations:Search |
Cancer Citations:Search |
Toxicology Citations:Search |
EPA Substance Registry Services (TSCA):21948-70-9 |
EPA ACToR:Toxicology Data |
EPA Substance Registry Services (SRS):Registry |
Laboratory Chemical Safety Summary :519907 |
National Institute of Allergy and Infectious Diseases:Data |
WGK Germany:3 |
2-methylsulfanylpyrazine |
Chemidplus:0021948709 |