Pyridazine-4-carbaldehyde - Names and Identifiers
Pyridazine-4-carbaldehyde - Physico-chemical Properties
Molecular Formula | C5H4N2O
|
Molar Mass | 108.1 |
Density | 1.234±0.06 g/cm3(Predicted) |
Melting Point | 70 °C (sublm) |
Boling Point | 300.4±15.0 °C(Predicted) |
Flash Point | 139.901°C |
Vapor Presure | 0.001mmHg at 25°C |
pKa | 0.83±0.10(Predicted) |
Storage Condition | under inert gas (nitrogen or Argon) at 2-8°C |
Refractive Index | 1.581 |
Pyridazine-4-carbaldehyde - Risk and Safety
Hazard Symbols | Xi - Irritant
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Pyridazine-4-carbaldehyde - Introduction
pyridazine-4-carbaldehyde is an organic compound with the chemical formula C6H4N2O. It is a colorless to pale yellow crystalline solid. The following are some properties, uses, preparation methods and safety information about this compound:
Nature:
-The molecular weight of the pyridazine-4-carbaldehyde is 122.11g/mol.
-It has the characteristics of an organic aldehyde, that is, it has an aldehyde group (-CHO).
-This compound has a weak fragrance.
-It can be dissolved in most organic solvents, such as alcohols and ethers, but the solubility in water is relatively low.
Use:
- pyridazine-4-carbaldehyde is widely used in organic synthesis. It can be used as a starting material for the synthesis of various organic compounds, such as pyrazine compounds, heterocyclic compounds, etc.
-It can also be used as an intermediate for pesticides such as insecticides and glyphosate (herbicides).
Preparation Method:
- pyridazine-4-carbaldehyde are usually prepared by reacting benzylamine and acetoacetic anhydride. In the reaction process, benzylamine first reacts with acetoacetic anhydride to generate iso-benzylidene ethyl ester, and then undergoes pyrolysis or acid-catalyzed hydrolysis to generate pyridazine-4-carbaldehyde.
Safety Information:
- pyridazine-4-carbaldehyde is a chemical that is irritating to the eyes, respiratory system and skin.
-Wear appropriate protective equipment such as safety glasses, gloves, protective clothing, etc. when using or handling.
-Avoid inhaling its gas and avoid contact with skin and eyes. In case of accidental contact, rinse immediately with plenty of water.
-Use in a safe and ventilated place, and avoid fire or high temperature environment.
-Should be stored in a sealed container, away from fire and flammable materials.
Please note that the information provided above is for informational purposes only. When using or handling this compound, the experiment should be carried out according to the specific situation and the safety operation manual.
Last Update:2024-04-10 22:29:15