4-Chlorobenzenesulfonamide
4-Chlorobenzenesulfonamide (CAS: 98-64-6), with the molecular formula ClC6H4SO2NH2 and a molecular weight of 191.64 g/mol, is an organic chemical compound. It functions as a valuable building block in chemical synthesis. This sulfonamide derivative is utilized in the preparation of more complex molecules within organic chemistry research and development settings.

Organic Synthesis Intermediate
Serves as a key intermediate in the multi-step synthesis of various organic compounds. Its structure allows for further functionalization and incorporation into complex molecular architectures.
Pharmaceutical Research
Used in the development of novel pharmaceutical agents. The sulfonamide moiety is a common structural feature in many biologically active molecules.
Material Science
Investigated for potential applications in material science due to its specific chemical properties, contributing to the creation of functional materials.
| Molecular weight | 191.64 |
|---|---|
| Linear formula | ClC6H4SO2NH2 |
| Assay | 98% |
| Melting point | 140-144 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
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-Chlorobenzenesulfonamide primarily used for?
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4-Chlorobenzenesulfonamide is primarily used as a building block and intermediate in organic synthesis, particularly in pharmaceutical research and material science applications.
What is the CAS number and chemical formula for 4-Chlorobenzenesulfonamide?
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The CAS number for 4-Chlorobenzenesulfonamide is 98-64-6, and its chemical formula is ClC6H4SO2NH2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-Chlorobenzenesulfonamide with an assay of 98%. This product is intended for research and technical applications; TSS does not represent it as USP, BP, or EP grade.
What are the safety considerations when handling 4-Chlorobenzenesulfonamide?
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4-Chlorobenzenesulfonamide is a Warning substance that causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Handle with appropriate personal protective equipment, including a dust mask (N95), eyeshields, and gloves. Ensure good ventilation.
How is 4-Chlorobenzenesulfonamide typically packaged and shipped?
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4-Chlorobenzenesulfonamide is carefully packaged to ensure safe transit and is available for global export by Tech Serve Solutions.
How can I request a quote or sample of 4-Chlorobenzenesulfonamide?
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To request a quote or sample of 4-Chlorobenzenesulfonamide, please contact our sales team through the website or provide your requirements via email.
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