3-chloro-5-nitro-1H-pyridin-4-one - Names and Identifiers
3-chloro-5-nitro-1H-pyridin-4-one - Physico-chemical Properties
Molecular Formula | C5H3ClN2O3
|
Molar Mass | 174.54 |
Density | 1.664±0.06 g/cm3(Predicted) |
Melting Point | 263℃ |
Boling Point | 339.3±37.0 °C(Predicted) |
pKa | -1.56±0.38(Predicted) |
Storage Condition | Inert atmosphere,Room Temperature |
3-chloro-5-nitro-1H-pyridin-4-one - Risk and Safety
Hazard Symbols | Xn - Harmful
|
Risk Codes | 22 - Harmful if swallowed
|
WGK Germany | 3 |
3-chloro-5-nitro-1H-pyridin-4-one - Introduction
Is an organic compound with the chemical formula C5H3ClN2O3. The following is a description of its nature, use, preparation and safety information:
Nature:
-Appearance: It is a light yellow solid.
-Solubility: Its solubility in water is low, but it can be dissolved in organic solvents, such as alcohol, ether, etc.
-Thermal stability: This compound decomposes at high temperatures, so it needs to be stored in a cool, dry place.
Use:
-Pharmaceutical field: and its derivatives are widely used in the field of medicine, such as antibacterial drugs, antiviral drugs, etc.
-Agricultural field: The compound can be used as a raw material for pesticides such as pesticides, fungicides and plant growth regulators.
Method:
The preparation method can be carried out by the following steps:
1. Use pyridine to react with sodium hydroxide to generate 4-pyridone acid (4-pyridone).
2. Use nitric acid to react with 4-pyridone acid to generate 4-nitropyridone (4-nitropyridin-4-one).
3. The use of ethyl nitrite and 4-nitropyridone reaction, the formation of phenanthrene.
Safety Information:
-no belongs to organic compounds, with a certain degree of toxicity and irritation, please comply with the relevant laboratory practices and personal protective measures.
-In use or storage should pay attention to avoid contact with combustibles, avoid high temperature and open fire.
-If you accidentally come into contact with skin or eyes, rinse immediately with water and seek medical help.
-Observe local laws and regulations and properly dispose of waste.
-Please refer to the relevant safety literature and follow professional guidance when handling or handling this compound.
Last Update:2024-04-09 20:49:11