4,4'-Sulfinyldianiline

Name: 4,4'-Sulfinyldianiline
Brand: Vaqora Chemicals
SKU: VQ-036548

About 4,4'-Sulfinyldianiline

Vaqora Chemicals supplies 4,4'-Sulfinyldianiline, an impurity of Dapsone registered under CAS number 119-59-5. Formula C12H12N2OS, molecular weight 232.3 g/mol. The IUPAC name is 4-(4-aminophenyl)sulfinylaniline. Alternative names: Medapsol and 4,4'-Diaminodiphenyl sulfoxide.

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.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export 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	4,4'-Sulfinyldianiline
Catalogue No.	VQ-036548
CAS Number	119-59-5
IUPAC name	4-(4-aminophenyl)sulfinylaniline
Molecular formula	C₁₂H₁₂N₂OS
Molecular weight	232.3 g/mol
Exact mass	232.067
Grade	Reference Standard
HSN code	38229090
InChIKey	MITHMOYLTXMLRB-UHFFFAOYSA-N
SMILES	C1=CC(=CC=C1N)S(=O)C2=CC=C(C=C2)N
PubChem CID	8402

Physical properties
Physical form	Solid
LogP (XLogP3)	1.3
H-bond donors / acceptors	2 / 4
TPSA	88.3 Å²
Synonyms	Medapsol, 4,4'-Diaminodiphenyl sulfoxide, 4,4'-Sulfinylbisbenzenamine, 4,4'-Diaminodiphenylsulphoxide, Aniline, p,p'-sulfinyldi-, bis(4-aminophenyl) sulfoxide, p,p'-Sulfinyldianiline, 4,4'-Diaminophenyl sulfoxide, p,p'-Diaminodiphenyl sulfoxide, Di(p-aminophenyl) sulfoxide, Bis(p-aminophenyl) sulfoxide

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 4,4'-Sulfinyldianiline?

The CAS Registry Number of 4,4'-Sulfinyldianiline is 119-59-5. It is also known as Medapsol, 4,4'-Diaminodiphenyl sulfoxide, 4,4'-Sulfinylbisbenzenamine.

What is the molecular formula and molecular weight of 4,4'-Sulfinyldianiline?

4,4'-Sulfinyldianiline has the molecular formula C12H12N2OS and a molecular weight of 232.3 g/mol. Its IUPAC name is 4-(4-aminophenyl)sulfinylaniline.

What is 4,4'-Sulfinyldianiline used for?

4,4'-Sulfinyldianiline 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 4,4'-Sulfinyldianiline can I order?

We supply 4,4'-Sulfinyldianiline 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 4,4'-Sulfinyldianiline?

Yes. Every lot of 4,4'-Sulfinyldianiline 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 4,4'-Sulfinyldianiline be shipped internationally?

Yes. We export 4,4'-Sulfinyldianiline worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.