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VAQORACHEMICALS
Impurity reference standards

Cefaclor impurities & reference standards

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

11reference materials
1isotope-labelled
COAHPLC · NMR · MS on request
Reference Standard
Cefaclor chemical structure
Cefaclor
CAS
53994-73-3
Formula
C15H14ClN3O4S
MW
367.8 g/mol
VQ-029676
Reference Standard
Cefaclor Dimer chemical structure
Cefaclor Dimer
CAS
142975-51-7
Formula
C30H26Cl2N6O7S2
MW
717.6 g/mol
VQ-024829
Reference Standard
Cefaclor-d5 chemical structure
Cefaclor-d5
CAS
1426173-90-1
Formula
C15H14ClN3O4S
MW
372.8 g/mol
VQ-036181

FAQs — Cefaclor impurities

Which Cefaclor impurities do you supply?

We list 11 Cefaclor-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 Cefaclor 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 Cefaclor 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 Cefaclor impurity standards

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