4-Bromo-2-chloro-1,3-benzothiazole(CAS: 182344-57-6)

4-Bromo-2-chloro-1,3-benzothiazole is a yellow crystalline solid with a molecular weight of approximately 272.03 g/mol. It is sparingly soluble in water but soluble in organic solvents like ethanol and acetonitrile. The compound is known for its low reactivity and stability under normal conditions. It can undergo substitution reactions and exhibits good thermal stability.

4-Bromo-2-chloro-1,3-benzothiazole is usually synthesized by the reaction of 2-chloro-1,3-benzothiazole with bromine in the presence of a base such as sodium hydroxide. The process involves the introduction of a bromine atom at the 4-position, followed by selective bromination. Yield and selectivity are typically high, with yields around 85-90%.

4-Bromo-2-chloro-1,3-benzothiazole is primarily used in the pharmaceutical industry for the synthesis of various medicinal compounds. It also finds applications in the polymer industry as a stabilizer and in the development of sensors. Additionally, it is used in the semiconductor industry for specific chemical processes.

When handling 4-Bromo-2-chloro-1,3-benzothiazole, it is important to wear appropriate personal protective equipment (PPE), including gloves, goggles, and a lab coat. Work should be conducted in a fume hood to minimize exposure. Spills should be handled using absorbent materials and disposed of according to local regulations. Always refer to the safety data sheet (SDS) for detailed handling and disposal information.