2,4-Dibromobenzenesulfonyl chloride
2,4-Dibromobenzenesulfonyl chloride (CAS: 72256-95-2) is an organosulfur compound with the molecular formula Br2C6H3SO2Cl and a molecular weight of 334.41 g/mol. This sulfonyl chloride derivative serves as a valuable building block in organic synthesis. Its reactivity makes it useful for introducing the 2,4-dibromobenzenesulfonyl group into various molecules, finding application in the development of novel chemical entities and complex organic structures.
- Synonyms
- Br2C6H3SO2Cl

Organic Synthesis Intermediate
2,4-Dibromobenzenesulfonyl chloride is primarily utilised as an intermediate in complex organic synthesis. It allows for the introduction of the 2,4-dibromobenzenesulfonyl moiety into target molecules.
Building Block for Specialty Chemicals
This compound functions as a versatile building block in the preparation of diverse specialty chemicals. Its specific structure is advantageous for researchers developing new materials or functional molecules.
Research and Development
It is employed in research and development laboratories for exploring new synthetic routes and creating novel compounds. Its reactivity profile is suitable for various chemical transformations.
| Molecular weight | 334.41 |
|---|---|
| Linear formula | Br2C6H3SO2Cl |
| Assay | 98% |
| Melting point | 82-86 °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) | 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 2,4-Dibromobenzenesulfonyl chloride used for?
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2,4-Dibromobenzenesulfonyl chloride is used as a building block and intermediate in organic synthesis for the preparation of specialty chemicals and novel organic compounds.
What is the CAS number and formula for 2,4-Dibromobenzenesulfonyl chloride?
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The CAS number is 72256-95-2 and the linear formula is Br2C6H3SO2Cl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2,4-Dibromobenzenesulfonyl chloride with an assay of 98%. We do not represent this product as USP, BP, EP or any other pharmacopoeia grade.
How should 2,4-Dibromobenzenesulfonyl chloride be handled?
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This compound is classified as Danger with hazard statement H314 (Causes severe skin burns and eye damage). Appropriate personal protective equipment, including eyeshields, face shields, gloves, and a respirator, must be used during handling. Ensure adequate ventilation.
How is 2,4-Dibromobenzenesulfonyl chloride packed and shipped?
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This product is shipped as UN 3261, Class 8, Packing Group II. Specific packaging details are available upon request, and TSS is experienced in exporting fine chemicals globally.
How can I request a quote or sample?
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To request a quote or sample of 2,4-Dibromobenzenesulfonyl chloride, please contact our sales department through the website or by phone.
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