205584-69-6 - Names and Identifiers
205584-69-6 - Physico-chemical Properties
Molecular Formula | C9H6Cl2N2O
|
Molar Mass | 229.06 |
Density | 1.450 |
Boling Point | 343℃ |
Flash Point | 161℃ |
pKa | 0.28±0.30(Predicted) |
Storage Condition | under inert gas (nitrogen or Argon) at 2-8°C |
205584-69-6 - Introduction
4, is an organic compound with the chemical formula C9H6Cl2N2O. The following is its nature, use, preparation and safety information:
Properties: 4, is white crystalline powder. It is insoluble in water at room temperature, soluble in organic solvents such as ethers, alcohols and chlorinated hydrocarbons. It has medium volatility and low toxicity.
use: 4, can be used as pesticide intermediates. It can be further synthesized as a pesticide having insecticidal or fungicidal activity. In addition, it can also be used as a catalyst, additive or ligand for catalytic reactions in organic synthesis.
preparation method: 4, there are two main preparation methods. One method is by reacting 7-methoxyquinazoline with chloroethylene glycol under basic conditions to give the desired product. Another method is to chlorinate 7-methoxyquinazoline at the 7-position, and then further chlorinate at the 4,6-position, and finally obtain 4, 4-hydroxyquinazoline.
Safety information: When using and handling 4, the following safety precautions should be paid attention. It is a combustible substance and should be kept away from open flames and high temperatures. It is necessary to take good ventilation measures during operation to avoid inhalation of dust or gas. Appropriate protective equipment, such as goggles, gloves and overalls, should be worn. Avoid contact with skin and eyes. If you are accidentally exposed to it, rinse immediately with plenty of water. Before use or disposal, you should understand the relevant safety technical information in detail and fully evaluate its safety risks.
Last Update:2024-04-10 22:29:15