FEMA 3273
2,6-Dimethylpyrazine
CAS: 108-50-9
Molecular Formula: C6H8N2
FEMA 3273 - Names and Identifiers
| Name | 2,6-Dimethylpyrazine |
| Synonyms | FEMA 3273 FEMA NUMBER 3273 2,6-methyl pyrazine 2,6-Dimethylpyrazine 2,6-DIMETHYLPYRAZINE 3,5-Dimethylpyrazine 2,6-dimethyl-pyrazin 2,6-Dimethyl pyrazine 2,6-DIMETHYL-1,4-DIAZINE 2,6-DIMETHYL PARADIAZINE 2,6-dimethylpyrazine,balance2,5-isomer |
| CAS | 108-50-9 |
| EINECS | 203-589-4 |
| InChI | InChI=1/C6H8N2/c1-5-3-7-4-6(2)8-5/h3-4H,1-2H3 |
FEMA 3273 - Physico-chemical Properties
| Molecular Formula | C6H8N2 |
| Molar Mass | 108.14 |
| Density | 0.965(50.0000℃) |
| Melting Point | 35-40°C(lit.) |
| Boling Point | 154°C(lit.) |
| Flash Point | 127°F |
| JECFA Number | 767 |
| Water Solubility | Soluble in water. |
| Solubility | Chloroform, Methanol (Slightly) |
| Vapor Presure | 3.87mmHg at 25°C |
| Appearance | Light yellow low melting point crystal |
| Color | Pale yellow |
| BRN | 1726 |
| pKa | 2.49±0.10(Predicted) |
| PH | 7 (H2O, 20℃) |
| Storage Condition | -20°C |
| Refractive Index | 1.5000 |
| MDL | MFCD00006148 |
| Physical and Chemical Properties | White to yellow block crystals with the odor of coffee and fried peanuts. The melting point is 48 °c and the boiling point is 155 °c. Soluble in water and organic solvents. |
| Use | For a variety of food, processed products, flavor |
FEMA 3273 - Risk and Safety
| Risk Codes | R10 - Flammable R22 - Harmful if swallowed R37/38 - Irritating to respiratory system and skin. R41 - Risk of serious damage to eyes R11 - Highly Flammable |
| Safety Description | S16 - Keep away from sources of ignition. S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S39 - Wear eye / face protection. |
| UN IDs | UN 1325 4.1/PG 2 |
| WGK Germany | 3 |
| RTECS | UQ2975000 |
| TSCA | Yes |
| HS Code | 29339990 |
| Hazard Class | 4.1 |
| Packing Group | III |
FEMA 3273 - Reference Information
| FEMA | 3273 | 2,6-DIMETHYLPYRAZINE |
| NIST chemical information | Information provided by: webbook.nist.gov (external link) |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| application | 2,6-dimethylpyrazine is a heterocyclic organic substance, and GB 2760-2001 stipulates that it is allowed to use food spices. It is mainly used to prepare flavors such as chocolate, coffee, meat and nuts. |
| content analysis | determined by polar column method in gas chromatography (GT-10-4). |
| toxicity | GRAS(FEMA)LD50 1080mg/kg (mouse). |
| usage limit | FEMA(mg/kg): soft drink 10; Cold drink 10; Candy 10; Baked food 10; Pudding 10; Meat, meat sauce, soup 10; Dairy products 10; Cereal 10. |
| use | GB 2760-2001 specifies food spices that are allowed to be used. Mainly used. Prepare flavors such as chocolate, coffee, meat and nuts. Used in various foods, processed products, and flavors Used as organic synthesis reagent |
| Production method | After polycondensation of 1, 2-diaminopropane, 2, 6-dimethylpyrazine is separated from 2, 5-dimethylpyrazine with a chromatography column. |
Last Update：2024-04-09 20:44:15
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