4-Bromo-2,6-dichlorobenzenesulfonyl chloride
4-Bromo-2,6-dichlorobenzenesulfonyl chloride (CAS 351003-54-8) is a halogenated aromatic sulfonyl chloride. With a molecular weight of 324.41 g/mol, it serves as a valuable building block in organic synthesis. Its reactive sulfonyl chloride group allows for facile derivatization, making it a useful intermediate in the preparation of various complex organic molecules and specialised chemical compounds for research and development.
- Synonyms
- C6H2BrCl3O2S

Organic Synthesis Intermediate
This compound is employed as a key intermediate in the synthesis of complex organic molecules. Its sulfonyl chloride functionality enables reactions such as sulfonamide formation and sulfonate ester synthesis.
Research and Development
Used in academic and industrial research settings, 4-Bromo-2,6-dichlorobenzenesulfonyl chloride facilitates the exploration of new chemical entities and reaction pathways.
Building Block Chemistry
As an organic building block, it provides a functionalised aromatic scaffold for the construction of novel compounds with potential applications in various chemical fields.
| Molecular weight | 324.41 |
|---|---|
| Empirical formula | C6H2BrCl3O2S |
| Melting point | 37-42 °C(lit.) |

Hazard statements
- H314Causes severe skin burns and eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 3261 8 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 34 |
| Safety statements (S) | 22-26-36/37/39-45 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 4-Bromo-2,6-dichlorobenzenesulfonyl chloride used for?
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4-Bromo-2,6-dichlorobenzenesulfonyl chloride is primarily used as a building block and intermediate in organic synthesis and for research and development purposes.
What is the CAS number and formula for 4-Bromo-2,6-dichlorobenzenesulfonyl chloride?
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The CAS number is 351003-54-8 and the empirical formula is C6H2BrCl3O2S.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this compound for research and chemical synthesis applications. The specific assay and purity are detailed on the product's specification sheet. We do not represent this product as USP, BP, or EP grade.
How should 4-Bromo-2,6-dichlorobenzenesulfonyl chloride be handled?
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This compound is classified as corrosive (GHS05, Danger, H314). Appropriate personal protective equipment, including eyeshields, face shields, gloves, and respiratory protection (type N100 or P3 filters), is essential. Handle only in well-ventilated areas and avoid contact with skin, eyes, and clothing.
How is 4-Bromo-2,6-dichlorobenzenesulfonyl chloride packed and shipped?
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Tech Serve Solutions ensures secure packaging compliant with international shipping regulations, including UN 3261, Class 8, Packing Group II. We export globally to meet your research and synthesis needs.
How can I request a quote or sample?
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To request a quote or sample, please contact our sales team through the website or by phone, providing your specific requirements and shipping details.
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