2-methoxypyrazine
pyrazine, 2-methoxy
Identification
| Name | 2-methoxypyrazine |
| IUPAC | 2-methoxypyrazine |
| CAS Number | 3149-28-8 |
| EINECS | 221-579-8 |
| FDA UNII | RYD35T7F4T |
| Molecular Formula | C5 H6 N2 O |
| Molecular Weight | 110.11602000 |
| MDL Number | MFCD00006126 |
| Nikkaji Number | J110.394F |
| CoE Number | 11347 |
| XlogP3 | 0.70 (est) |
Regulatory
| JECFA Food Flavoring | 787 methoxypyrazine |
| DG SANTE Food Flavourings | 14.054 methoxypyrazine |
| FEMA Number | 3302 |
| FDA | No longer provide for the use of these seven synthetic flavoring substances |
| FDA Mainterm (SATF) | 3149-28-8 ; METHOXYPYRAZINE |
Physical Properties
| Appearance | colorless to pale yellow clear liquid (est) |
| Assay | 99.00 to 100.00 |
| Food Chemicals Codex Listed | Yes |
| Specific Gravity | 1.12600 to 1.13000 @ 20.00 °C., 1.10900 to 1.14000 @ 25.00 °C. |
| Pounds per Gallon - (est). | 9.380 to 9.414 |
| Pounds per Gallon - est. | 9.228 to 9.486 |
| Refractive Index | 1.50700 to 1.51000 @ 20.00 °C. |
| Boiling Point | 60.00 to 61.00 °C. @ 29.00 mm Hg |
| Vapor Pressure | 4.237000 mmHg @ 25.00 °C. (est) |
| Flash Point | 114.00 °F. TCC ( 45.56 °C. ) |
| logP (o/w) | 0.730 |
| Soluble in | alcohol |
Organoleptic Properties
| Odor Description | at 1.00 % in dipropylene glycol. |
Safety Information
| Preferred SDS | View |
| European information | Most important hazard(s): |
| Oral/Parenteral Toxicity | Not determined |
| Dermal Toxicity | Not determined |
| Inhalation Toxicity | Not determined |
GHS Classification
['GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)', 'GHS Label elements, including precautionary statements']
Safety in Use
| Category | flavor and fragrance agents |
| RIFM Fragrance Material Safety Assessment | Search |
| Recommendation for 2-methoxypyrazine usage levels up to | 0.0100 % in the fragrance concentrate. |
| Maximised Survey-derived Daily Intakes (MSDI-EU) | 3.00 (μg/capita/day) |
| Maximised Survey-derived Daily Intakes (MSDI-USA) | 1.00 (μg/capita/day) |
| Structure Class | II |
| baked goods | - |
| beverages(nonalcoholic) | - |
| beverages(alcoholic) | - |
| breakfast cereal | - |
| cheese | - |
| chewing gum | - |
| condiments / relishes | - |
| confectionery froastings | - |
| egg products | - |
| fats / oils | - |
| fish products | - |
| frozen dairy | - |
| fruit ices | - |
| 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 | - |
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