5-Bromo-2-Chlorobenzoic Acid（CAS# 21739-92-4)
| Hazard Symbols | Xi – Irritant |
| Risk Codes | 36/37/38 – Irritating to eyes, respiratory system and skin. |
| Safety Description | S26 – In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S37/39 – Wear suitable gloves and eye/face protection |
| WGK Germany | 3 |
| HS Code | 29163900 |
| Hazard Class | IRRITANT |
Introduction
5-Bromo-2-chlorobenzoic acid is an organic compound. The following is an introduction to some of its properties, uses, manufacturing methods and safety information:
Quality:
- Appearance: White crystalline powder
- Solubility: Slightly soluble in water, soluble in organic solvents
Use:
- 5-Bromo-2-chlorobenzoic acid can be used as an important intermediate in organic synthesis.
- It is also commonly used as a raw material for pesticides, fungicides and flame retardants.
Method:
5-Bromo-2-chlorobenzoic acid can be prepared as follows:
- Add 2-bromobenzoic acid to dichloromethane;
- Add thionyl chloride and hydrogen oxide at low temperatures;
- At the end of the reaction, the product is obtained by cryoprecipitation and filtration.
Safety Information:
- 5-Bromo-2-chlorobenzoic acid is irritating and should avoid direct contact with the skin and eyes.
- Good ventilation measures should be taken during operation.
- Follow relevant safety operating procedures when using and storing them.
- Avoid using the compound near a fire source to prevent an explosion.
