2-Bromo-4,5-difluorobenzonitrile - Names and Identifiers
2-Bromo-4,5-difluorobenzonitrile - Physico-chemical Properties
Molecular Formula | C7H2BrF2N
|
Molar Mass | 218 |
Density | 1.774 |
Melting Point | 63-64℃ |
Boling Point | 255.5±40.0 °C(Predicted) |
Flash Point | 108.349°C |
Vapor Presure | 0.016mmHg at 25°C |
Appearance | Brown crystal |
Storage Condition | Sealed in dry,Room Temperature |
Refractive Index | 1.552 |
2-Bromo-4,5-difluorobenzonitrile - Risk and Safety
Hazard Symbols | T - Toxic
|
UN IDs | 3439 |
Hazard Class | 6.1 |
Packing Group | Ⅲ |
2-Bromo-4,5-difluorobenzonitrile - Introduction
2-bromo-4,5-difluorobenzonitril is an organic compound with the chemical formula C7H2BrF2N. The following is a description of its nature, use, preparation and safety information:
Nature:
-Appearance: White solid
-Melting point: 84-88 degrees Celsius
-Boiling point: 216-220 degrees Celsius
-Density: 1.956 g/ml
-Solubility: Slightly soluble in alcohol and ether, insoluble in water
Use:
- 2-bromo-4,5-difluorobenzonitrile is mainly used in organic synthesis reactions as an important intermediate. It can be used to synthesize drugs, pesticides and other organic compounds.
-Due to its special chemical structure, it is widely used in drug research and development.
Preparation Method:
The preparation of 2-bromo-4, 5-difluorobenzonite can be carried out by the following steps:
1. take 2,4-difluorobenzonitrile and cuprous bromide as raw materials.
2. Heat the reaction in an organic solvent while adding the catalyst.
3. After the reaction, 2-bromo-4, 5-difluorobenzonite was isolated by distillation and crystal treatment.
Safety Information:
- 2-bromo-4,5-difluorobenzonitrile is an organic compound with flammability.
-Avoid contact with skin and eyes during operation and wear appropriate personal protective equipment.
-During storage and use, it is necessary to avoid contact with oxidants, strong acids and strong bases to avoid dangerous reactions.
-If contact or ingestion occurs, rinse immediately with water and seek medical help.
-When handling this compound, you should follow good laboratory safety practices and operate under safe ventilation.
Last Update:2024-04-09 15:17:59