2-Chlorobenzenesulfonamide
2-Chlorobenzenesulfonamide (CAS: 6961-82-6, Formula: ClC6H4SO2NH2) is a key organic intermediate with a molecular weight of 191.64 g/mol. This compound serves as a valuable building block in chemical synthesis, particularly within the realm of organic chemistry. Its structure, featuring a chlorinated benzene ring and a sulfonamide group, makes it suitable for further functionalization in the development of various chemical entities.

Organic Synthesis Intermediate
2-Chlorobenzenesulfonamide is utilised as a precursor in the synthesis of more complex organic molecules. Its reactive sites allow for diverse chemical transformations.
Building Block for Specialty Chemicals
This compound functions as a fundamental building block for creating specialty chemicals. It is employed in research and development for novel compound discovery.
Sulfonamide Derivative Synthesis
It serves as a starting material for the preparation of various sulfonamide derivatives, which may have applications in medicinal chemistry or materials science.
| Molecular weight | 191.64 |
|---|---|
| Linear formula | ClC6H4SO2NH2 |
| Assay | 98% |
| Melting point | 189-193 °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) | 3 |
| 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 2-Chlorobenzenesulfonamide used for?
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2-Chlorobenzenesulfonamide (CAS: 6961-82-6) is primarily used as an intermediate and building block in organic synthesis, facilitating the creation of more complex chemical structures.
What is the CAS number and formula for 2-Chlorobenzenesulfonamide?
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The CAS number for 2-Chlorobenzenesulfonamide is 6961-82-6, and its chemical formula is ClC6H4SO2NH2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Chlorobenzenesulfonamide with a minimum assay of 98%. This product is typically supplied for research and development or general chemical synthesis purposes and is not represented as USP, BP, EP, or other pharmacopoeial grades.
How should 2-Chlorobenzenesulfonamide be handled safely?
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Handle 2-Chlorobenzenesulfonamide with appropriate personal protective equipment, including a dust mask (type N95 US recommended), eyeshields, and gloves. Ensure good ventilation. It is classified as an irritant to the skin, eyes, and respiratory tract (H315-H319-H335).
Can you ship 2-Chlorobenzenesulfonamide internationally?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including 2-Chlorobenzenesulfonamide, and can facilitate international shipments.
How can I request a quote or sample for 2-Chlorobenzenesulfonamide?
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To request a quote or a sample of 2-Chlorobenzenesulfonamide, please use the contact form on our website or call our sales department, referencing the product CAS number 6961-82-6.
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