1-bromo-2,3,4-trifluorobenzene（CAS# 176317-02-5)

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. 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	1993
WGK Germany	3
HS Code	29039990
Hazard Class	IRRITANT

1-bromo-2,3,4-trifluorobenzene is an organic compound with the chemical formula C6H2BrF3. The following is a description of its nature, use, preparation and safety information:Nature:
1-bromo-2,3,4-trifluorobenzene is a colorless liquid with a strong hydrocarbon odor. It has a melting point of − 19°C and a boiling point of 60°C. It is volatile and soluble in ethanol and Ether solvents.

Use:
1-bromo-2,3,4-trifluorobenzene is used as an important intermediate in organic synthesis. It has a wide range of applications in pharmaceutical synthesis, Pesticide Synthesis, dye synthesis and other fields. It can also be used as a component of a photoresist, an additive of an electronic material, or the like.

Method:
The preparation of 1-bromo-2,3,4-trifluorobenzene can be carried out by various methods. A common method is to react bromobenzene with hydrogen fluoride to give 1-bromo-2,3,4-trifluorobenzene. It can also be prepared by reacting bromobenzene with antimony trifluoride.

Safety Information:
1-bromo-2,3,4-trifluorobenzene is harmful to human body and environment. It is a flammable liquid that produces toxic gases when exposed to open flames or high temperatures. Contact with skin and eyes may cause irritation and chemical burns. Therefore, when using or handling 1-bromo-2,3,4-trifluorobenzene, you should wear appropriate protective equipment and ensure that the operation is carried out in a well-ventilated environment.