Dapsone Impurity 35

Name: Dapsone Impurity 35
Brand: Vaqora Chemicals
SKU: VQ-047939

About Dapsone Impurity 35

Dapsone Impurity 35 (CAS 69391-11-3) is an impurity of Dapsone offered by Vaqora Chemicals. Its molecular formula is C12H12N2O4S2 and its molecular weight is 312.4 g/mol. Systematically, it is named 4-(4-aminophenyl)sulfonylsulfonylaniline. It is also known as Benzenamine, 4,4'-disulfonylbis-.

The product is provided as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. Good laboratory practice and suitable PPE are recommended during handling.

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. It is used across pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Dapsone Impurity 35 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	Dapsone Impurity 35
Catalogue No.	VQ-047939
CAS Number	69391-11-3
IUPAC name	4-(4-aminophenyl)sulfonylsulfonylaniline
Molecular formula	C₁₂H₁₂N₂O₄S₂
Molecular weight	312.4 g/mol
Exact mass	312.0238
Grade	Reference Standard
HSN code	38229090
InChIKey	LZEVOSYJRMXMIZ-UHFFFAOYSA-N
SMILES	C1=CC(=CC=C1N)S(=O)(=O)S(=O)(=O)C2=CC=C(C=C2)N
PubChem CID	285432

Physical properties
Physical form	Solid
LogP (XLogP3)	0.9
H-bond donors / acceptors	2 / 6
TPSA	137 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 Dapsone Impurity 35?

The CAS Registry Number of Dapsone Impurity 35 is 69391-11-3. It is also known as 4-(2-(4-Aminophenyl)-1,1,2,2-tetraoxidodisulfanyl)phenylamine, Benzenamine, 4,4'-disulfonylbis-, 4-[2-(4-Aminophenyl)-1,1,2,2-tetraoxidodisulfanyl]phenylamine.

What is the molecular formula and molecular weight of Dapsone Impurity 35?

Dapsone Impurity 35 has the molecular formula C12H12N2O4S2 and a molecular weight of 312.4 g/mol. Its IUPAC name is 4-(4-aminophenyl)sulfonylsulfonylaniline.

What is Dapsone Impurity 35 used for?

Dapsone Impurity 35 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 Dapsone Impurity 35 can I order?

We supply Dapsone Impurity 35 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 Dapsone Impurity 35?

Yes. Every lot of Dapsone Impurity 35 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 Dapsone Impurity 35 be shipped internationally?

Yes. We export Dapsone Impurity 35 worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.