Benzene-1,3-disulfonyl chloride
Benzene-1,3-disulfonyl chloride (CAS 585-47-7), with the molecular formula C6H4(SO2Cl)2 and a molecular weight of 275.13, is a key organic building block. This compound serves as a versatile intermediate in chemical synthesis, particularly for the introduction of the benzene-1,3-disulfonyl moiety into various molecular structures. Its reactivity makes it valuable in the development of novel materials and complex organic molecules.
- Synonyms
- C6H4(SO2Cl)2

Organic Synthesis Intermediate
Utilised as a building block for constructing more complex organic molecules. Its disulfonyl chloride functionality allows for reactions with nucleophiles to form new chemical bonds and structures.
Material Science Research
Can be employed in the synthesis of polymers and functional materials. The disulfonyl groups can impart specific properties such as thermal stability or cross-linking capabilities.
Pharmaceutical and Agrochemical Development
Serves as a precursor in the multi-step synthesis pathways for potential pharmaceutical agents and agrochemicals, where the disulfonyl group may be a critical structural feature.
| Molecular weight | 275.13 |
|---|---|
| Linear formula | C6H4(SO2Cl)2 |
| Assay | ≥97.0% (AT) |
| Melting point | 57-60 °C(lit.)58-60 °C |


Hazard statements
- H314Causes severe skin burns and eye damage
- H317May cause an allergic skin reaction
- H334May cause allergy or asthma symptoms if inhaled
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- 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) | 34-37-42/43 |
| 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 Benzene-1,3-disulfonyl chloride primarily used for?
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Benzene-1,3-disulfonyl chloride is primarily used as a versatile building block and intermediate in organic synthesis, material science, and the development of pharmaceuticals and agrochemicals.
What are the CAS number and chemical formula for Benzene-1,3-disulfonyl chloride?
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The CAS number is 585-47-7 and the chemical formula is C6H4(SO2Cl)2.
What grade and purity does Tech Serve Solutions supply for Benzene-1,3-disulfonyl chloride?
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Tech Serve Solutions supplies Benzene-1,3-disulfonyl chloride with an assay of ≥97.0% (AT). We do not represent this product as USP, BP, or EP grade.
How should Benzene-1,3-disulfonyl chloride be handled safely?
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Benzene-1,3-disulfonyl chloride is a Danger material (GHS05, GHS08) causing severe skin burns and eye damage (H314), and may cause an allergic skin reaction (H317) and allergy or asthma symptoms or breathing difficulties if inhaled (H334). Appropriate personal protective equipment, including eyeshields, face shields, chemical-resistant gloves, and respiratory protection (e.g., N100 or P3 filters), is essential. Handle in a well-ventilated area or fume hood.
Is Benzene-1,3-disulfonyl chloride available for export?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including Benzene-1,3-disulfonyl chloride.
How can I request a sample or quote for Benzene-1,3-disulfonyl chloride?
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To request a sample or a quote, please contact our sales team through the website or directly via email, providing the product name and CAS number (585-47-7).
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