2-Chloro-5-bromopyrazine
2-bromo-5-chloro-pyrazine
CAS: 912773-21-8
Molecular Formula: C4H2BrClN2
2-Chloro-5-bromopyrazine - Names and Identifiers
| Name | 2-bromo-5-chloro-pyrazine |
| Synonyms | 5-BROMO-2-CHLOROPYRAZINE 2-BROMO-5-CHLOROPYRAZINE 2-Chloro-5-bromopyrazine 2-bromo-5-chloro-pyrazine Pyrazine, 2-bromo-5-chloro- 2-Bromo-5-chloro-1,4-diazine |
| CAS | 912773-21-8 |
| InChI | InChI=1/C4H2BrClN2/c5-3-1-8-4(6)2-7-3/h1-2H |
2-Chloro-5-bromopyrazine - Physico-chemical Properties
| Molecular Formula | C4H2BrClN2 |
| Molar Mass | 193.43 |
| Density | 1.859 |
| Boling Point | 208℃ |
| Flash Point | 80℃ |
| Vapor Presure | 0.313mmHg at 25°C |
| pKa | -4.53±0.10(Predicted) |
| Storage Condition | under inert gas (nitrogen or Argon) at 2-8°C |
| Refractive Index | 1.588 |
2-Chloro-5-bromopyrazine - Introduction
It is an organic compound with the chemical formula C4H2BrClN2. It is a white crystal or powder with a special smell. The following is a description of the properties, uses, methods of manufacture and safety information:
Nature:
-Appearance: White crystal or powder
-Solubility: Slightly soluble in water, soluble in most organic solvents
-Melting point: 90-93°C
-Boiling Point: 260-270°C
Use:
-is an important intermediate compound, which has a wide range of applications in drug synthesis, pesticide synthesis and dye synthesis. It can be used to synthesize new antibiotics, anti-cancer drugs and other drug molecules.
-In the field of pesticides, it can be used to make pesticides and has certain insecticidal activity for household and agricultural purposes.
-In the dye industry, it can be used as a synthetic intermediate for dyes.
Method:
phosphonium is usually obtained by reacting a chlorinated pyrazine with a brominating agent. The specific preparation method can be achieved by adjusting the reaction conditions and using different brominating agents.
Safety Information:
-It is irritating and may cause irritation and inflammation in contact with the skin and eyes. Therefore, use should avoid direct contact, and wear appropriate protective equipment.
-Avoid contact with ignition sources, high temperatures and strong oxidants during operation and storage.
-Store in a sealed container, away from fire and flammable materials, and in a cool, dry place.
-Follow relevant safe operating procedures and standard industry practices when using or handling and ensuring personal safety and protection of the environment.
Nature:
-Appearance: White crystal or powder
-Solubility: Slightly soluble in water, soluble in most organic solvents
-Melting point: 90-93°C
-Boiling Point: 260-270°C
Use:
-is an important intermediate compound, which has a wide range of applications in drug synthesis, pesticide synthesis and dye synthesis. It can be used to synthesize new antibiotics, anti-cancer drugs and other drug molecules.
-In the field of pesticides, it can be used to make pesticides and has certain insecticidal activity for household and agricultural purposes.
-In the dye industry, it can be used as a synthetic intermediate for dyes.
Method:
phosphonium is usually obtained by reacting a chlorinated pyrazine with a brominating agent. The specific preparation method can be achieved by adjusting the reaction conditions and using different brominating agents.
Safety Information:
-It is irritating and may cause irritation and inflammation in contact with the skin and eyes. Therefore, use should avoid direct contact, and wear appropriate protective equipment.
-Avoid contact with ignition sources, high temperatures and strong oxidants during operation and storage.
-Store in a sealed container, away from fire and flammable materials, and in a cool, dry place.
-Follow relevant safe operating procedures and standard industry practices when using or handling and ensuring personal safety and protection of the environment.
Last Update：2024-04-09 20:48:19
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