1 3-Difluorobenzene（CAS# 372-18-9)
| Risk Codes | R11 – Highly Flammable R20 – Harmful by inhalation R2017/11/20 - |
| Safety Description | S7 – Keep container tightly closed. S16 – Keep away from sources of ignition. S29 – Do not empty into drains. S33 – Take precautionary measures against static discharges. S7/9 - |
| UN IDs | UN 1993 3/PG 2 |
| WGK Germany | 1 |
| RTECS | CZ5652000 |
| HS Code | 29036990 |
| Hazard Note | Highly Flammable |
| Hazard Class | 3 |
| Packing Group | II |
Introduction
1,3-Difluorobenzene is an organic compound. The following is a detailed introduction to the properties, uses, preparation methods and safety information of 1,3-difluorobenzene:
Quality:
1,3-Difluorobenzene is an organofluorine compound with high chemical stability. It is non-flammable but reacts with strong oxidizing agents. 1,3-Difluorobenzene is soluble in common organic solvents such as ethanol, ether and chloroform, and insoluble in water.
Use:
1,3-difluorobenzene has certain application value in organic synthesis. It can be used as a reaction reagent in organic synthesis, for example as a fluorinating reagent for aromatic compounds. 1,3-difluorobenzene can also be used in the synthesis of fluorescent materials, the preparation of organic optoelectronic devices and other fields.
Method:
1,3-Difluorobenzene can be prepared by fluorination of benzene. Commonly used preparation methods are hydrogen fluoride as a fluorinating agent or the use of ferrous fluoride complexes for fluorination reactions.
Safety Information:
The following safety precautions should be taken when using 1,3-difluorobenzene:
1.1,3-Difluorobenzene has certain toxicity, which may cause harm in contact with the skin, inhalation of gas or accidental ingestion. Appropriate personal protective equipment such as gloves, protective eyewear, and masks should be worn during use.
2. Avoid contact with strong oxidizing agents to avoid fire or explosion.
3. It should be stored in a dry, cool and well-ventilated place, away from fire and flammable materials.
5. Avoid mixing with other chemicals and keep away from children and people who don’t know how to operate.
