Mesna EP Impurity B

Name: Mesna EP Impurity B
Brand: Vaqora Chemicals
SKU: VQ-026618

About Mesna EP Impurity B

Vaqora Chemicals supplies Mesna EP Impurity B, a pharmacopeial impurity of Mesna registered under CAS number 1391053-66-9. With the molecular formula C4H10N4O3S2, it has a molar mass of 226.3 g/mol. Systematically, it is named 2-[N-(diaminomethylidene)carbamimidoyl]sulfanylethanesulfonic acid. It is also known as Mesna - Impurity B.

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.

This Mesna impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. It is used across pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, Mesna EP Impurity B is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Pharmacopeial method verification
Impurity profiling
QC release testing
ANDA / DMF filings

Industries

Related to Mesna

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

Mesna impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Mesna EP Impurity B
Catalogue No.	VQ-026618
CAS Number	1391053-66-9
IUPAC name	2-[N-(diaminomethylidene)carbamimidoyl]sulfanylethanesulfonic acid
Molecular formula	C₄H₁₀N₄O₃S₂
Molecular weight	226.3 g/mol
Exact mass	226.0194
Grade	Reference Standard
HSN code	38229090
InChIKey	MFFQNMFIVBUMBX-UHFFFAOYSA-N
SMILES	C(CS(=O)(=O)O)SC(=N)N=C(N)N
PubChem CID	71317166

Physical properties
Physical form	Solid
LogP (XLogP3)	-1.5
H-bond donors / acceptors	4 / 5
TPSA	176 Å²
Synonyms	Mesna - Impurity B, 2-[[(Guanidino)(imino)methyl]sulfanyl]ethanesulfonic Acid, 2-(((Guanidino)(imino)methyl)sulfanyl)ethanesulfonic acid, Ethanesulfonic acid, 2-((((aminoiminomethyl)amino)iminomethyl)thio)-, 2-[[(Guanidino) (imino)methyl]sulfanyl]ethanesulfonic Acid, 2-[(carbamimidamidomethanimidoyl)sulfanyl]ethane-1-sulfonic acid

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 Mesna EP Impurity B?

The CAS Registry Number of Mesna EP Impurity B is 1391053-66-9. It is also known as Mesna - Impurity B, 2-[[(Guanidino)(imino)methyl]sulfanyl]ethanesulfonic Acid, 2-(((Guanidino)(imino)methyl)sulfanyl)ethanesulfonic acid.

What is the molecular formula and molecular weight of Mesna EP Impurity B?

Mesna EP Impurity B has the molecular formula C4H10N4O3S2 and a molecular weight of 226.3 g/mol. Its IUPAC name is 2-[N-(diaminomethylidene)carbamimidoyl]sulfanylethanesulfonic acid.

What is Mesna EP Impurity B used for?

Mesna EP Impurity B is supplied as a characterised reference material related to Mesna. 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 Mesna EP Impurity B can I order?

We supply Mesna EP Impurity B 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 Mesna EP Impurity B?

Yes. Every lot of Mesna EP Impurity B 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 Mesna EP Impurity B be shipped internationally?

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