21943-12-4
2-Amino-3-bromopyrazine
CAS: 21943-12-4
Molecular Formula: C4H4BrN3
21943-12-4 - Names and Identifiers
| Name | 2-Amino-3-bromopyrazine |
| Synonyms | T6N DNJ BZ CE 3-Bromo-pyrazinamine (5-CHLOROPYRAZIN-2... 3-Bromopyrazin-2-amine 3-BroMo-2-pyrazinaMine 3-bromopyrazin-2-amine Pyrazinamine, 3-bromo- 2-Amino-3-bromopyrazine 2-AMINO-3-BROMOPYRAZINE 2-Pyrazinamine, 3-bromo- |
| CAS | 21943-12-4 |
| EINECS | 1312995-182-4 |
| InChI | InChI=1/C4H4BrN3/c5-3-4(6)8-2-1-7-3/h1-2H,(H2,6,8) |
21943-12-4 - Physico-chemical Properties
| Molecular Formula | C4H4BrN3 |
| Molar Mass | 174 |
| Density | 1.844±0.06 g/cm3(Predicted) |
| Boling Point | 275.6±35.0 °C(Predicted) |
| Flash Point | 120.481°C |
| Vapor Presure | 0.005mmHg at 25°C |
| pKa | 2.37±0.10(Predicted) |
| Storage Condition | under inert gas (nitrogen or Argon) at 2–8 °C |
| Refractive Index | 1.649 |
21943-12-4 - Introduction
2-Amino-3-bromopyrazine is an organic compound with the chemical formula C4H3BrN2. It is a colorless solid, stable at room temperature and pressure.
In terms of properties, 2-Amino-3-bromopyrazine is an aromatic compound with bromine and amino functional groups. It has a strong electron affinity and can be used as an electron donor and acceptor. It has moderate solubility and can be dissolved in solvents such as water, alcohols and ethers.
In Terms of Use, 2-Amino-3-bromopyrazine is commonly used as an intermediate in organic synthesis. It can be used to synthesize complex organic compounds containing pyrazine and bromine functional groups, such as drugs, pesticides and dyes.
In terms of preparation, 2-Amino-3-bromopyrazine can be prepared by reacting pyrazine with cuprous bromide. First, pyrazine is reacted with cuprous bromide in an organic solvent to produce 2-Amino-3-bromopyrazine. The product is then purified by crystallization, washing, etc.
In terms of safety information, 2-Amino-3-bromopyrazine may cause irritation and damage to the eyes, skin and respiratory organs. During operation, personal protective equipment such as protective glasses, protective gloves and protective masks should be worn. During handling and storage, it should be handled properly and avoid contact with oxidants and flammable materials. In case of inhalation, contact or accidental ingestion, seek medical attention immediately.
In terms of properties, 2-Amino-3-bromopyrazine is an aromatic compound with bromine and amino functional groups. It has a strong electron affinity and can be used as an electron donor and acceptor. It has moderate solubility and can be dissolved in solvents such as water, alcohols and ethers.
In Terms of Use, 2-Amino-3-bromopyrazine is commonly used as an intermediate in organic synthesis. It can be used to synthesize complex organic compounds containing pyrazine and bromine functional groups, such as drugs, pesticides and dyes.
In terms of preparation, 2-Amino-3-bromopyrazine can be prepared by reacting pyrazine with cuprous bromide. First, pyrazine is reacted with cuprous bromide in an organic solvent to produce 2-Amino-3-bromopyrazine. The product is then purified by crystallization, washing, etc.
In terms of safety information, 2-Amino-3-bromopyrazine may cause irritation and damage to the eyes, skin and respiratory organs. During operation, personal protective equipment such as protective glasses, protective gloves and protective masks should be worn. During handling and storage, it should be handled properly and avoid contact with oxidants and flammable materials. In case of inhalation, contact or accidental ingestion, seek medical attention immediately.
Last Update：2024-04-10 22:30:50
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