4-Chlorobenzenesulfonamide

Name: 4-Chlorobenzenesulfonamide
Brand: Vaqora Chemicals
SKU: VQ-047765

About 4-Chlorobenzenesulfonamide

Vaqora Chemicals supplies 4-Chlorobenzenesulfonamide, a process intermediate or related compound of Sulfadiazine registered under CAS number 98-64-6. The compound has the formula C6H6ClNO2S, corresponding to a molecular weight of 191.64 g/mol. It is also known as Benzenesulfonamide, 4-chloro- or 4-Chlorobenzenesulphonamide.

It is supplied as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. It carries the GHS signal word “Warning” with 3 hazard statements. Review the Safety Data Sheet before use.

Process chemists and analysts use it when developing synthetic routes to Sulfadiazine, tracking process-related impurities and validating analytical methods. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies 4-Chlorobenzenesulfonamide in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

API route development
Impurity fate & purge studies
Analytical method development

Industries

Related to Sulfadiazine

View every impurity, metabolite and intermediate we list for Sulfadiazine.

Sulfadiazine impurities

Specifications & identifiers

Chemical identifiers
Product name	4-Chlorobenzenesulfonamide
Catalogue No.	VQ-047765
CAS Number	98-64-6
IUPAC name	4-chlorobenzenesulfonamide
Molecular formula	C₆H₆ClNO₂S
Molecular weight	191.64 g/mol
Exact mass	190.9808
HSN code	2933
InChIKey	HHHDJHHNEURCNV-UHFFFAOYSA-N
SMILES	C1=CC(=CC=C1S(=O)(=O)N)Cl
PubChem CID	66824

Physical properties
Physical form	Solid
LogP (XLogP3)	1.2
H-bond donors / acceptors	1 / 3
TPSA	68.5 Å²
Synonyms	Benzenesulfonamide, 4-chloro-, 4-Chlorobenzenesulphonamide, p-Chlorobenzenesulfonamide, 4-Chlorophenylsulfonamide, 4-chlorobenzene-1-sulfonamide, p-Chlorobenzenesulfamide, p-Chlorophenylsulfonamide, Benzenesulfonamide, p-chloro-, 4-chlorobenzensulfonamide, p-chlorobenzene sulfonamide

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Other grades of CAS 98-64-6

Extra Pure

4-Chlorobenzenesulfonamide, extra pure 98%

CAS: 98-64-6
Formula: C₆H₆ClNO₂S
MW: 191.64 g/mol

VQ-019854

Frequently asked questions

What is the CAS number of 4-Chlorobenzenesulfonamide?

The CAS Registry Number of 4-Chlorobenzenesulfonamide is 98-64-6. It is also known as Benzenesulfonamide, 4-chloro-, 4-Chlorobenzenesulphonamide, p-Chlorobenzenesulfonamide.

What is the molecular formula and molecular weight of 4-Chlorobenzenesulfonamide?

4-Chlorobenzenesulfonamide has the molecular formula C6H6ClNO2S and a molecular weight of 191.64 g/mol. Its IUPAC name is 4-chlorobenzenesulfonamide.

What is 4-Chlorobenzenesulfonamide used for?

4-Chlorobenzenesulfonamide is supplied as a characterised reference material related to Sulfadiazine. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of 4-Chlorobenzenesulfonamide can I order?

We supply 4-Chlorobenzenesulfonamide, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 4-Chlorobenzenesulfonamide?

Yes. Every lot of 4-Chlorobenzenesulfonamide is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can 4-Chlorobenzenesulfonamide be shipped internationally?

Yes. 4-Chlorobenzenesulfonamide is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.