1-Bromo-2 4-difluorobenzene（CAS# 348-57-2)
| Risk Codes | R10 – Flammable R36/37/38 – Irritating to eyes, respiratory system and skin. |
| Safety Description | S16 – Keep away from sources of ignition. S26 – In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39 – Wear suitable protective clothing, gloves and eye/face protection. S37/39 – Wear suitable gloves and eye/face protection S36 – Wear suitable protective clothing. |
| UN IDs | UN 1993 3/PG 3 |
| WGK Germany | 3 |
| HS Code | 29036990 |
| Hazard Note | Flammable |
| Hazard Class | 3 |
| Packing Group | III |
Introduction
2,4-Difluorobromobenzene is an organic compound. It is a colorless to pale yellow liquid with a pungent odor. The following is a detailed description of the properties, uses, preparation methods and safety information of 2,4-difluorobromobenzene:
Quality:
2,4-Difluorobromobenzene is a flammable substance that can form flammable or explosive mixtures with air. It is corrosive to some metals.
Use:
2,4-Difluorobromobenzene is mainly used as an intermediate in organic synthesis. In the field of pesticides, it is used to make insecticides and herbicides.
Method:
2,4-Difluorobromobenzene is usually prepared by substitution reaction. A common preparation method is to react bromobenzene with potassium fluoride under acidic conditions to generate 2,4-dibromobenzene, and then fluorinate in the presence of a fluorinating agent to obtain 2,4-difluorobromobenzene.
Safety Information:
2,4-Difluorobromobenzene is an organic substance with certain toxicity. It has an irritating effect on the skin, eyes, and mucous membranes and should be rinsed with water immediately after contact. Inhalation of its vapours should be avoided during use and adequate ventilation should be ensured. During storage and handling, care should be taken to avoid ignition and static electricity. Relevant safety operating procedures should be followed and appropriate protective equipment should be worn. When handling 2,4-difluorobromobenzene, local regulations should be followed and waste should be disposed of properly.
