2-Chloro-5-fluorobenzoyl chloride(CAS: 21900-51-6)

2-Chloro-5-fluorobenzoyl chloride is a chemical compound with the CAS number 21900-51-6. It is a white crystalline solid with a pungent odor. The molecular formula is C9H5ClFO2, and it has a melting point of 53-55°C. It is used in the synthesis of various pharmaceuticals and agrochemicals due to its chlorinating and fluorinating properties.

2-Chloro-5-fluorobenzoyl chloride is primarily used in the pharmaceutical and agrochemical industries for the synthesis of intermediates. It is also used in the production of dyes and pigments, as well as in research for organic synthesis. Due to its reactive chlorine and fluorine atoms, it serves as a useful reagent in organic chemistry.

2-Chloro-5-fluorobenzoyl chloride (CAS: 21900-51-6) is not inherently dangerous but requires proper handling. It is corrosive and can cause skin and eye irritation. Adequate protective measures such as gloves, goggles, and protective clothing should be used. It is also flammable, so avoid contact with heat, sparks, and open flames. Storage in a cool, dry place away from incompatible materials is recommended.

2-Chloro-5-fluorobenzoyl chloride (CAS: 21900-51-6) should be stored in a cool, dry place away from heat, sparks, and open flames. It should be kept in a tightly closed container to prevent exposure to moisture and light. Avoid storing it near incompatible materials such as bases, alcohols, and reducing agents. The storage temperature should not exceed 25°C to maintain its stability.