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VAQORACHEMICALS
Impurity reference standards

Mesna impurities & reference standards

Characterised Mesna impurities, degradation products and related compounds for analytical method development, validation, QC release and regulatory filings.

12reference materials
1isotope-labelled
COAHPLC · NMR · MS on request
Reference Standard
Mesna chemical structure
Mesna
CAS
19767-45-4
Formula
C2H5NaO3S2
MW
164.18 g/mol
VQ-031800
Reference Standard
Mesna EP Impurity A chemical structure
Mesna EP Impurity A
CAS
25985-57-3
Formula
C3H8N2O3S2
MW
184.2 g/mol
VQ-026617
Reference Standard
Mesna EP Impurity B chemical structure
Mesna EP Impurity B
CAS
1391053-66-9
Formula
C4H10N4O3S2
MW
226.3 g/mol
VQ-026618
Reference Standard
Mesna EP Impurity E chemical structure
Mesna EP Impurity E
CAS
1391054-56-0
Formula
C5H9N5O3S2
MW
251.3 g/mol
VQ-026619
Reference Standard
Mesna Impurity chemical structure
Mesna Impurity
CAS
1823982-49-5
Formula
C4H9N3O4S2
MW
227.3 g/mol
VQ-031801
Reference Standard
Mesna Impurity 2 chemical structure
Mesna Impurity 2
CAS
1110574-95-2
Formula
C5H8Na2O7S4
MW
354.4 g/mol
VQ-049056

FAQs — Mesna impurities

Which Mesna impurities do you supply?

We list 12 Mesna-related reference materials, including process impurities, degradation products, stable-isotope-labelled standards and related compounds. Each is supplied with a COA, and characterisation data (HPLC, 1H-NMR, MS, IR) can be provided on request.

What are Mesna impurity standards used for?

They are used for analytical method development and validation, impurity identification and quantification, forced-degradation and stability studies, and to support ANDA, DMF and other regulatory submissions under ICH Q3A/Q3B (and ICH M7 for mutagenic impurities).

Can you synthesise a Mesna impurity that is not listed?

Yes. Our custom synthesis service can prepare and characterise unlisted impurities, metabolites and labelled analogues from milligram to gram scale. Share the structure or name and required quantity for a quotation.

Request Mesna impurity standards

We reply within one business day with price, pack options, lead time and documentation.

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