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VAQORACHEMICALS
Impurity reference standards

Quinine impurities & reference standards

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

12reference materials
COAHPLC · NMR · MS on request
Reference Standard
(-)-Dihydroquinine chemical structure
(-)-Dihydroquinine
CAS
522-66-7
Formula
C20H26N2O2
MW
326.4 g/mol
VQ-027705
Reference Standard
Cinchonidine chemical structure
Cinchonidine
CAS
485-71-2
Formula
C19H22N2O
MW
294.4 g/mol
VQ-024987
Reference Standard
Quinidine chemical structure
Quinidine
CAS
56-54-2
Formula
C20H24N2O2
MW
324.4 g/mol
VQ-027704
Reference Standard
Quinine Bisulfate chemical structure
Quinine Bisulfate
CAS
549-56-4
Formula
C20H26N2O6S
MW
422.5 g/mol
VQ-041800

FAQs — Quinine impurities

Which Quinine impurities do you supply?

We list 12 Quinine-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 Quinine 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 Quinine 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 Quinine impurity standards

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