1,4-Difluorobenzene(CAS#540-36-3)
| Risk Codes | R11 – Highly Flammable R20 – Harmful by inhalation R39/23/24/25 - R23/24/25 – Toxic by inhalation, in contact with skin and if swallowed. |
| Safety Description | S16 – Keep away from sources of ignition. S29 – Do not empty into drains. S33 – Take precautionary measures against static discharges. S7 – Keep container tightly closed. S45 – In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S36/37 – Wear suitable protective clothing and gloves. S7/9 - |
| UN IDs | UN 1993 3/PG 2 |
| WGK Germany | 3 |
| RTECS | CZ5658000 |
| HS Code | 29036990 |
| Hazard Note | Highly Flammable |
| Hazard Class | 3 |
| Packing Group | II |
Introduction
1,4-Difluorobenzene is also known as p-difluorobenzene, which is an organic compound. The following is an introduction to its nature, use, manufacturing methods and safety information:Quality:1,4-Difluorobenzene is a colorless liquid with a pungent odor at room temperature. 1,4-Difluorobenzene is stable under normal conditions, but decomposition may occur when exposed to heat or contact with strong oxidizing agents.Use:1,4-Difluorobenzene is widely used in organic synthesis and materials science. 1,4-Difluorobenzene can also be used as a raw material for coatings, polymers and surfactants.Method:A commonly used method for the preparation of 1,4-difluorobenzene is to difluorinate fluorobenzene, which can be catalyzed by fluorinating agents such as hydrogen fluoride and ferric chloride. The reaction is generally carried out in dry anhydrous conditions. The specific preparation method requires further control of experimental conditions and operating equipment.Safety Information:1,4-Difluorobenzene is relatively safe under normal use and proper storage. It is irritating and direct contact with the skin and eyes should be avoided. When using 1,4-difluorobenzene, appropriate personal protective equipment such as gloves and glasses should be worn. In case of accidental entry into the body or inhalation, seek medical attention immediately. Always store in an airtight container away from fire and high temperatures.When using chemical substances, it is important to carry out adequate safety precautions and operation-related risk assessments.
