2,5-Dibromobenzenesulfonyl chloride
2,5-Dibromobenzenesulfonyl chloride (CAS: 23886-64-8), with the molecular formula Br2C6H3SO2Cl and a molecular weight of 334.41 g/mol, is a key organic building block. This sulfonyl halide is essential for introducing the 2,5-dibromobenzenesulfonyl group into various molecules. It serves as a valuable intermediate in organic synthesis, particularly within research and development settings for the creation of novel compounds. Its utility extends to the field of chemical synthesis.
- Synonyms
- Br2C6H3SO2Cl

Organic Synthesis Intermediate
Serves as a crucial intermediate for the synthesis of complex organic molecules. It facilitates the introduction of the 2,5-dibromobenzenesulfonyl moiety, valuable in constructing new chemical entities.
Building Block for Research
Utilised as a fundamental building block in chemical research and development. It enables chemists to explore new synthetic pathways and create novel compounds with specific functionalities.
Sulfonyl Group Introduction
This compound is employed to install the 2,5-dibromobenzenesulfonyl group, a functional group relevant in various chemical transformations and the development of specialized materials.
| Molecular weight | 334.41 |
|---|---|
| Linear formula | Br2C6H3SO2Cl |
| Assay | 97% |
| Melting point | 69-73 °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 2,5-Dibromobenzenesulfonyl chloride used for?
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2,5-Dibromobenzenesulfonyl chloride (CAS: 23886-64-8) is primarily used as an intermediate and building block in organic synthesis, enabling the introduction of the 2,5-dibromobenzenesulfonyl group into target molecules for research and development purposes.
What is the CAS number and formula for 2,5-Dibromobenzenesulfonyl chloride?
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The CAS number for 2,5-Dibromobenzenesulfonyl chloride is 23886-64-8, and its linear formula is Br2C6H3SO2Cl.
What grade and purity does Tech Serve Solutions supply for 2,5-Dibromobenzenesulfonyl chloride?
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Tech Serve Solutions supplies 2,5-Dibromobenzenesulfonyl chloride with an assay of 97%. This product is typically suitable for research and chemical synthesis; TSS does not represent it as USP, BP, or EP grade.
How should 2,5-Dibromobenzenesulfonyl chloride be handled safely?
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2,5-Dibromobenzenesulfonyl chloride is classified as Danger (GHS05) and causes severe skin burns and eye damage (H314). Appropriate personal protective equipment, including eyeshields, face shields, gloves, and a suitable respirator, is mandatory. Handle only in a well-ventilated area.
How is 2,5-Dibromobenzenesulfonyl chloride packed and exported?
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This compound is shipped according to ADR regulations (UN 3261, Class 8, Packing Group II). We ensure secure and compliant packaging for export, adhering to international shipping standards for hazardous materials.
How can I request a quote or sample of 2,5-Dibromobenzenesulfonyl chloride?
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To request a quote or a sample of 2,5-Dibromobenzenesulfonyl chloride, please contact our sales department via the website or provide your details through the online inquiry form.
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