4-Phenylsulfonylaniline

Name: 4-Phenylsulfonylaniline
Brand: Vaqora Chemicals
SKU: VQ-030042

About 4-Phenylsulfonylaniline

Vaqora Chemicals supplies 4-Phenylsulfonylaniline, an impurity of Dapsone registered under CAS number 7019-01-4. The compound has the formula C12H11NO2S, corresponding to a molecular weight of 233.29 g/mol. Systematically, it is named 4-(benzenesulfonyl)aniline. Common synonyms include Benzenamine, 4-(phenylsulfonyl)- and 4-Aminophenyl phenyl sulfone.

The product is provided as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

Pharmaceutical QC and development laboratories use this impurity standard of Dapsone to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, 4-Phenylsulfonylaniline is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Industries

Related to Dapsone

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

Dapsone impurities

Specifications & identifiers

Chemical identifiers
Product name	4-Phenylsulfonylaniline
Catalogue No.	VQ-030042
CAS Number	7019-01-4
IUPAC name	4-(benzenesulfonyl)aniline
Molecular formula	C₁₂H₁₁NO₂S
Molecular weight	233.29 g/mol
Exact mass	233.051
Grade	Reference Standard
HSN code	38229090
InChIKey	GDYFDXDATVPPDR-UHFFFAOYSA-N
SMILES	C1=CC=C(C=C1)S(=O)(=O)C2=CC=C(C=C2)N
PubChem CID	516666

Physical properties
Physical form	Solid
LogP (XLogP3)	1.8
H-bond donors / acceptors	1 / 3
TPSA	68.5 Å²
Synonyms	Benzenamine, 4-(phenylsulfonyl)-, 4-Aminophenyl phenyl sulfone, 4-Aminodiphenylsulfone, Benzenamine, 4-phenylsulfonyl-, 4-Aminodiphenyl Sulfone, p-Aminophenyl Phenyl Sulfone, 4-Benzenesulfonyl-phenylamine, 4-(Phenylsulfonyl)benzenamine, 4-(Benzenesulphonyl)phenylamine, [4-(Phenylsulfonyl)phenyl]amine, 4-(phenylsulfonyl)phenylamine

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P330, 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

Frequently asked questions

What is the CAS number of 4-Phenylsulfonylaniline?

The CAS Registry Number of 4-Phenylsulfonylaniline is 7019-01-4. It is also known as Benzenamine, 4-(phenylsulfonyl)-, 4-Aminophenyl phenyl sulfone, 4-Aminodiphenylsulfone.

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

4-Phenylsulfonylaniline has the molecular formula C12H11NO2S and a molecular weight of 233.29 g/mol. Its IUPAC name is 4-(benzenesulfonyl)aniline.

What is 4-Phenylsulfonylaniline used for?

4-Phenylsulfonylaniline is supplied as a characterised reference material related to Dapsone. 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-Phenylsulfonylaniline can I order?

We supply 4-Phenylsulfonylaniline in Reference Standard grade, 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-Phenylsulfonylaniline?

Yes. Every lot of 4-Phenylsulfonylaniline 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-Phenylsulfonylaniline be shipped internationally?

Yes. 4-Phenylsulfonylaniline 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.