Description

4-Bromo-2-fluoro-5-methylbenzenesulfonyl chloride (CAS No. 874804-14-5) is a high-purity sulfonyl chloride derivative with the molecular formula C₇H₅BrClFO₂S. This compound is a valuable building block in organic synthesis, particularly for the preparation of sulfonamides and other sulfonyl-containing compounds. Its unique structure, featuring bromo, fluoro, and methyl substituents, enables selective functionalization in complex molecular architectures. The product is rigorously tested for quality, ensuring optimal performance in research and industrial applications. Suitable for use in pharmaceuticals, agrochemicals, and material science, it is available in various packaging options to meet your specific needs.

Properties

• CAS Number: 874804-14-5
• Complexity: 277
• IUPAC Name: 4-bromo-2-fluoro-5-methyl-benzenesulfonyl chloride
• InChI: InChI=1S/C7H5BrClFO2S/c1-4-2-7(13(9,11)12)6(10)3-5(4)8/h2-3H,1H3
• InChI Key: RXCNQBHYHBDBFV-UHFFFAOYSA-N
• Exact Mass: 285.88662
• Molecular Formula: C7H5BrClFO2S
• Molecular Weight: 287.53
• SMILES: CC1=CC(=C(C=C1Br)F)S(=O)(=O)Cl
• Topological: 42.5
• Monoisotopic Mass: 285.88662
• Synonyms: 874804-14-5, 4-Bromo-2-fluoro-5-methylbenzenesulfonyl chloride, 4-Bromo-2-Fluoro-5-methylbenzene-1-sulfonyl chloride, 4-bromo-2-fluoro-5-methyl-benzenesulfonyl chloride, MFCD06409095, SCHEMBL19613829, DTXSID101234784, ZJB80414, AKOS024249088, AT13038, AS-75788, SY198189, EN300-216847, 4-Bromo-2-Fluoro-5-methylbenzene-1-sulfonylchloride

Application

4-Bromo-2-fluoro-5-methylbenzenesulfonyl chloride is widely used as a key intermediate in the synthesis of sulfonamide-based pharmaceuticals and agrochemicals. Its reactive sulfonyl chloride group facilitates efficient coupling with amines to form sulfonamides, a common motif in drug discovery. The compound’s halogen and methyl substituents enhance its utility in cross-coupling reactions and regioselective transformations. Researchers value it for developing novel bioactive molecules and functional materials. It is also employed in the preparation of dyes and specialty chemicals.

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