N-[4-[(4-Aminophenyl)sulfonyl]phenyl]formamide 21501-24-6

Name: N-[4-[(4-Aminophenyl)sulfonyl]phenyl]formamide
Brand: Vaqora Chemicals
SKU: VQ-025189

About N-[4-[(4-Aminophenyl)sulfonyl]phenyl]formamide

Vaqora Chemicals supplies N-[4-[(4-Aminophenyl)sulfonyl]phenyl]formamide, an impurity of Dapsone registered under CAS number 21501-24-6. Its molecular formula is C13H12N2O3S and its molecular weight is 276.31 g/mol. It is also known as 4-Amino-4'-formamido diphenyl sulfone or 4-[(4-Aminophenyl)sulfonyl]phenylformamide #.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Good laboratory practice and suitable PPE are recommended during handling.

As a characterised impurity of Dapsone, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies N-[4-[(4-Aminophenyl)sulfonyl]phenyl]formamide in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports 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	N-[4-[(4-Aminophenyl)sulfonyl]phenyl]formamide
Catalogue No.	VQ-025189
CAS Number	21501-24-6
IUPAC name	N-[4-(4-aminophenyl)sulfonylphenyl]formamide
Molecular formula	C₁₃H₁₂N₂O₃S
Molecular weight	276.31 g/mol
Exact mass	276.0569
Grade	Reference Standard
HSN code	38229090
InChIKey	OUBLSNZSHXQKRB-UHFFFAOYSA-N
SMILES	C1=CC(=CC=C1N)S(=O)(=O)C2=CC=C(C=C2)NC=O
PubChem CID	572763

Physical properties
Physical form	Solid
LogP (XLogP3)	0.8
H-bond donors / acceptors	2 / 4
TPSA	97.6 Å²

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 N-[4-[(4-Aminophenyl)sulfonyl]phenyl]formamide?

The CAS Registry Number of N-[4-[(4-Aminophenyl)sulfonyl]phenyl]formamide is 21501-24-6. It is also known as 4-Amino-4'-formamido diphenyl sulfone, 4-[(4-Aminophenyl)sulfonyl]phenylformamide #.

What is the molecular formula and molecular weight of N-[4-[(4-Aminophenyl)sulfonyl]phenyl]formamide?

N-[4-[(4-Aminophenyl)sulfonyl]phenyl]formamide has the molecular formula C13H12N2O3S and a molecular weight of 276.31 g/mol. Its IUPAC name is N-[4-(4-aminophenyl)sulfonylphenyl]formamide.

What is N-[4-[(4-Aminophenyl)sulfonyl]phenyl]formamide used for?

N-[4-[(4-Aminophenyl)sulfonyl]phenyl]formamide 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 N-[4-[(4-Aminophenyl)sulfonyl]phenyl]formamide can I order?

We supply N-[4-[(4-Aminophenyl)sulfonyl]phenyl]formamide 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 N-[4-[(4-Aminophenyl)sulfonyl]phenyl]formamide?

Yes. Every lot of N-[4-[(4-Aminophenyl)sulfonyl]phenyl]formamide 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 N-[4-[(4-Aminophenyl)sulfonyl]phenyl]formamide be shipped internationally?

Yes. We export N-[4-[(4-Aminophenyl)sulfonyl]phenyl]formamide worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.