Bis(2-aminophenyl) Sulfone

Name: Bis(2-aminophenyl) Sulfone
Brand: Vaqora Chemicals
SKU: VQ-030041

About Bis(2-aminophenyl) Sulfone

Bis(2-aminophenyl) Sulfone is an impurity of Dapsone carrying the CAS registry number 53347-49-2. Formula C12H12N2O2S, molecular weight 248.3 g/mol. The IUPAC name is 2-(2-aminophenyl)sulfonylaniline. Alternative names: 2,2'-Sulfonyldianiline and Benzenamine, 2,2'-sulfonylbis-.

It is supplied as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. Handle it with standard laboratory precautions and appropriate personal protective equipment.

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 Bis(2-aminophenyl) Sulfone 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	Bis(2-aminophenyl) Sulfone
Catalogue No.	VQ-030041
CAS Number	53347-49-2
IUPAC name	2-(2-aminophenyl)sulfonylaniline
Molecular formula	C₁₂H₁₂N₂O₂S
Molecular weight	248.3 g/mol
Exact mass	248.0619
Grade	Reference Standard
HSN code	38229090
InChIKey	MYEWQUYMRFSJHT-UHFFFAOYSA-N
SMILES	C1=CC=C(C(=C1)N)S(=O)(=O)C2=CC=CC=C2N
PubChem CID	148620

Physical properties
Physical form	Solid
LogP (XLogP3)	2.1
H-bond donors / acceptors	2 / 4
TPSA	94.6 Å²
Synonyms	2,2'-Sulfonyldianiline, Benzenamine, 2,2'-sulfonylbis-, 2,2'-Diamino[sulfonylbisbenzene], 2,2'-Diaminodiphenylsulfone, 2,2'-Sulfonylbisbenzenamine, bis(4,4'-aminophenyl) sulfone, 2-[(2-aminophenyl)sulfonyl]aniline, 2-[(2-Aminophenyl)sulfonyl]phenylamine #

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 Bis(2-aminophenyl) Sulfone?

The CAS Registry Number of Bis(2-aminophenyl) Sulfone is 53347-49-2. It is also known as 2,2'-Sulfonyldianiline, Benzenamine, 2,2'-sulfonylbis-, 2,2'-Diamino[sulfonylbisbenzene].

What is the molecular formula and molecular weight of Bis(2-aminophenyl) Sulfone?

Bis(2-aminophenyl) Sulfone has the molecular formula C12H12N2O2S and a molecular weight of 248.3 g/mol. Its IUPAC name is 2-(2-aminophenyl)sulfonylaniline.

What is Bis(2-aminophenyl) Sulfone used for?

Bis(2-aminophenyl) Sulfone 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 Bis(2-aminophenyl) Sulfone can I order?

We supply Bis(2-aminophenyl) Sulfone 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 Bis(2-aminophenyl) Sulfone?

Yes. Every lot of Bis(2-aminophenyl) Sulfone 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 Bis(2-aminophenyl) Sulfone be shipped internationally?

Yes. We export Bis(2-aminophenyl) Sulfone worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.