2-Methoxy pyrazine（CAS#3149-28-8）
| Hazard Symbols | Xn – Harmful |
| Risk Codes | R10 – Flammable R22 – Harmful if swallowed R37/38 – Irritating to respiratory system and skin. R41 – Risk of serious damage to eyes |
| 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 1993 3/PG 3 |
| WGK Germany | 3 |
| TSCA | Yes |
| HS Code | 29339990 |
| Hazard Class | 3 |
| Packing Group | III |
Introduction
2-Methoxypyrimidine is an organic compound. It is a white crystalline solid with a peculiar odor. The following is an introduction to the properties, uses, preparation methods and safety information of 2-methoxypyrazine:
Quality:
- Appearance: White crystalline solid
- Solubility: Soluble in alcohols, ethers and ester solvents, slightly soluble in water
Use:
- 2-Methoxypyrazine can also be used in the dye industry to synthesize organic dyes.
Method:
- 2-Methoxypyrazine is usually obtained by the reaction of 2-hydroxypyrazine and methanol. 2-Hydroxypyrazine is reacted with sodium formate or sodium carbonate to form the corresponding sodium salt, and then excess methanol is added to carry out the reaction at the appropriate temperature and reaction time. The 2-methoxypyrazine product was obtained by acidic treatment, crystallization, drying and other steps.
Safety Information:
- 2-Methoxypyrazine is irritating and should be avoided from contact with skin and eyes.
- Take precautions when using it, such as wearing eye and respirator protection.
- Avoid inhaling, ingestion, or contact with dust, gases, or solutions of the compound.
- Ensure good ventilation conditions during operation.
- Store 2-methoxypyrazine in a dry, cool, well-ventilated place away from fire and oxidants.
