Name | 2-ethoxy-3-methylpyrazine |
Synonyms | FEMA 3569 FEMA 3280 FEMA 3485 FEMA NUMBER 3569 2-Ethoxy-3-methylpyrazine 3-ETHOXY-2-METHYLPYRAZINE 2-ethoxy-3-methyl-pyrazin 2-ethoxy-3-methylpyrazine 2-Ethoxy-3-methyl pyrazine Pyrazine, 3-ethoxy-2-methyl Pyrazine, 2-ethoxy-3-methyl- |
CAS | 32737-14-7 |
EINECS | 251-184-6 |
InChI | InChI=1/C7H10N2O/c1-3-10-7-6(2)8-4-5-9-7/h4-5H,3H2,1-2H3 |
Molecular Formula | C7H10N2O |
Molar Mass | 138.17 |
Density | 1.038g/mLat 25°C(lit.) |
Melting Point | 82-84℃ |
Boling Point | 75°C (8 Torr) |
Flash Point | 150°F |
JECFA Number | 793 |
Vapor Presure | 1.17mmHg at 25°C |
Specific Gravity | 1.03 |
pKa | 1.07±0.10(Predicted) |
Storage Condition | 2-8°C |
Refractive Index | n20/D 1.494(lit.) |
MDL | MFCD00038025 |
Physical and Chemical Properties | Colorless transparent liquid Product purity> 99% boiling range 82-84 ℃(4.6/7千帕) density 1.033-1.037 flash point 64 ℃ |
Use | For a variety of flavor fragrance, trace use can achieve good results. |
Hazard Symbols | Xi - Irritant |
Risk Codes | 36/37/38 - Irritating to eyes, respiratory system and skin. |
Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. |
WGK Germany | 3 |
use | used for perfuming a variety of flavor flavors, and good results can be achieved by micro-use. |
production method | methyl pyrazine is passed through chlorine in carbon tetrachloride at a reaction temperature of about 40 ℃, and the product is refluxed in sodium ethoxide solution and then distilled. |
NIST chemical information | The information is: webbook.nist.gov provides (external link) |
EPA chemical information | The information is: offered by ofmpub.epa.gov (external link) |