Benzenamine, 2,4-dichloro-5-fluoro- - Names and Identifiers
Benzenamine, 2,4-dichloro-5-fluoro- - Physico-chemical Properties
Molecular Formula | C6H4Cl2FN
|
Molar Mass | 180.01 |
Density | 1.502 |
Melting Point | 62-65°C |
Boling Point | 250℃ |
Flash Point | 105℃ |
Vapor Presure | 0.0217mmHg at 25°C |
Storage Condition | 2-8°C |
Refractive Index | 1.587 |
Benzenamine, 2,4-dichloro-5-fluoro- - Risk and Safety
Hazard Symbols | T - Toxic
|
Risk Codes | 25 - Toxic if swallowed
|
Safety Description | 45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
|
Hazard Class | 6.1 |
Benzenamine, 2,4-dichloro-5-fluoro- - Introduction
2,4-dichloro-5-fluoroaniline is an organic compound with the chemical formula C6H3Cl2FN. The following is a description of its nature, use, preparation and safety information:
Nature:
-Appearance: Colorless or light yellow crystal
-Solubility: can be dissolved in alcohols and organic solvents, such as ethanol and dimethylformamide, insoluble in water
-Melting point: about 55-57 ℃
-Stability: relatively stable at room temperature
Use:
- 2,4-dichloro-5-fluoroaniline can be used in organic synthesis, as an important intermediate for the preparation of fluorescent dyes, pesticides, pharmaceuticals and dyes and other chemical products
-It can also be used as a raw material for substituting agents and emulsifiers in the dye industry
Preparation Method:
-The preparation of 2,4-dichloro-5-fluoroaniline can be obtained by ammoniating 2,4-dichloro-5-fluoronitrobenzene. The specific steps are as follows:
1. 2,4-dichloro-5-fluoronitrobenzene is reacted with hydrogen in the presence of hydrogen and iron powder.
2. Distilling the reaction product to obtain 2,4-dichloro-5-fluoroaniline.
Safety Information:
- 2,4-dichloro-5-fluoroaniline requires attention to protective measures during operation, such as wearing appropriate personal protective equipment, such as gloves and goggles, and avoiding contact with skin, eyes, mouth and nose.
-It may be harmful to health and may cause irritation or burns, so it should be operated in a well-ventilated place to avoid inhaling its vapor.
-When storing, it should be stored in a sealed, dry and cool place, away from fire.
Last Update:2024-04-09 20:49:11