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VAQORACHEMICALS
Impurity reference standards

Cefixime impurities & reference standards

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

18reference materials
COAHPLC · NMR · MS on request
Reference Standard
Cefixime chemical structure
Cefixime
CAS
79350-37-1
Formula
C16H15N5O7S2
MW
453.5 g/mol
VQ-022085
Reference Standard
Cefixime Sulfoxide chemical structure
Cefixime Sulfoxide
CAS
1335555-87-7
Formula
C16H15N5O8S2
MW
469.5 g/mol
VQ-024853
Reference Standard
Ethyl
Ethyl
CAS
2597158-04-6
Formula
C16H14N4O4S3
MW
422.49 g/mol
VQ-044728
Reference Standard
Methyl chemical structure
Methyl
CAS
246035-38-1
Formula
C15H12N4O4S3
MW
408.5 g/mol
VQ-035410

FAQs — Cefixime impurities

Which Cefixime impurities do you supply?

We list 18 Cefixime-related reference materials, including process impurities, degradation products and related compounds. Each is supplied with a COA, and characterisation data (HPLC, 1H-NMR, MS, IR) can be provided on request.

What are Cefixime 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 Cefixime 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 Cefixime impurity standards

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

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