5-PHENYL-PYRAZIN-2-YLAMINE - Names and Identifiers
5-PHENYL-PYRAZIN-2-YLAMINE - Physico-chemical Properties
Molecular Formula | C10H9N3
|
Molar Mass | 171.2 |
Density | 1.193±0.06 g/cm3(Predicted) |
Melting Point | 143-148 °C |
Boling Point | 339.3±37.0 °C(Predicted) |
Flash Point | 185.6°C |
Vapor Presure | 9.28E-05mmHg at 25°C |
pKa | 2.98±0.10(Predicted) |
Storage Condition | Room Temprature |
Refractive Index | 1.633 |
5-PHENYL-PYRAZIN-2-YLAMINE - Risk and Safety
Hazard Symbols | Xn - Harmful
|
Risk Codes | R22 - Harmful if swallowed
R36/38 - Irritating to eyes and skin.
R43 - May cause sensitization by skin contact
|
Safety Description | S22 - Do not breathe dust.
S24/25 - Avoid contact with skin and eyes.
S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36/37 - Wear suitable protective clothing and gloves.
S39 - Wear eye / face protection.
S51 - Use only in well ventilated areas.
|
UN IDs | UN 2811 6.1 / PGIII |
WGK Germany | 3 |
Hazard Class | IRRITANT |
5-PHENYL-PYRAZIN-2-YLAMINE - Introduction
2-Amino-5-phenylpyrazine is an organic compound with the chemical formula C11H9N3. It is a compound with an organic nitrogen heterocycle, its characteristics are as follows:
Nature:
1. 2-amino -5-phenyl pyrazine is a solid, white crystal at room temperature.
2. It is soluble in organic solvents, such as ethanol, dimethylformamide, etc.
3. Its melting point is about 250-254 degrees Celsius.
Use:
1. 2-Amino-5-phenylpyrazine is an important organic synthesis intermediate, which is commonly used in the preparation of other organic compounds.
2. It has a wide range of applications in the pharmaceutical field, and can be used to synthesize drugs, dyes and photosensitive materials.
Preparation Method:
2-amino -5-phenyl pyrazine synthesis method is varied, a common preparation method is as follows:
1.2-mercaptopyrazine reacts with benzaldehyde to generate 2-amino -5-phenyl pyrazine.
Safety Information:
1. 2-amino -5-phenyl pyrazine is an organic compound, generally has a certain toxicity, so should be careful to avoid contact with the skin and inhalation of its dust.
2. During use or storage, it is necessary to avoid reacting with oxidants and strong acids to avoid the production of hazardous substances.
3. When disposing of the waste of this compound, comply with local environmental protection regulations and dispose of it correctly.
Last Update:2024-04-09 20:49:11