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Metabolites & Degradation Products

Favipiravir Impurity B

Reference StandardAvailable on request

Buy Favipiravir Impurity B (CAS 1137606-74-6) from Zemixal. Lab and bulk packs, batch COA, fast global delivery. Catalogue no. ZX-029452.

Pack sizes
Favipiravir Impurity B chemical structure
CAS number1137606-74-6
FormulaC17H25FN4O
Molar mass320.4 g/mol
Physical formSolid
HS code38229090
InChIKeyCUEAMQKUSNCUDI-UHFFFAOYSA-N
IUPAC nameN-cyclohexylcyclohexanamine;5-fluoro-2-oxo-1H-pyrazine-3-carbonitrile

About Favipiravir Impurity B

Analytical teams working on Favipiravir use Favipiravir Impurity B as a qualified comparison standard. Key data (Reference Standard): CAS 1137606-74-6, formula C17H25FN4O and molar mass 320.4 g/mol. It is handled as a solid.

Where it is used

  • Metabolite identification
  • Stability-indicating methods
  • Impurity profiling

Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. Each lot travels with a certificate of analysis with characterisation data. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Favipiravir

See every impurity, metabolite and related compound we list for this API.

Favipiravir standards

Typical uses

  • Metabolite identification
  • Stability-indicating methods
  • Impurity profiling

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Specifications and identifiers

Specifications of Favipiravir Impurity B
Product nameFavipiravir Impurity B
Catalogue numberZX-029452
CAS number1137606-74-6
IUPAC nameN-cyclohexylcyclohexanamine;5-fluoro-2-oxo-1H-pyrazine-3-carbonitrile
Molecular formulaC17H25FN4O
Molar mass320.4 g/mol
Exact mass320.2012
GradeReference Standard
Physical formSolid
H-bond donors / acceptors2 / 5
Topological polar surface area77.3 Ų
HS code38229090
InChIKeyCUEAMQKUSNCUDI-UHFFFAOYSA-N
SMILESC1CCC(CC1)NC2CCCCC2.C1=C(N=C(C(=O)N1)C#N)F
PubChem CID25221940
Synonyms6-Fluoro-3-oxo-3,4-dihydropyrazine-2-carbonitrile compound with dicyclohexylamine (1:1), Favipiravir N-1 Int., 6-Fluoro-3-Hydroxy-2-pyrazinecarbonitrile compound with N-cyclohexylcyclohexanamine(1:1), 6-Fluoro-3-oxo-3,4-dihydropyrazine-2-carbonitrile dicyclohexylamine salt, 6-fluoro-3-hydroxypyrazine-2-carbonitrile dicyclohexylamine salt, 6-fluoro-3-oxo-3,4-dihydropyrazine-2-carbonitrile--dicyclohexylamine (1/1), 6-Fluoro-3-Hydroxy-2-pyrazinecarbonitrile compound with N-Cyclohexylcyclohexanamie(1:1), 6-Fluoro-3-oxo-3,4-dihydropyrazine-2-carbonitrile compound with dicyclohexylamine

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

No GHS classification is on file for this item. Handle it as an unknown laboratory chemical and request the SDS with your quotation.

Pack sizes

Pack sizes of Favipiravir Impurity B
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Favipiravir Impurity B

Which CAS number identifies Favipiravir Impurity B?
Favipiravir Impurity B is registered under CAS 1137606-74-6. You may also see it listed as 6-Fluoro-3-oxo-3,4-dihydropyrazine-2-carbonitrile compound with dicyclohexylamine (1:1), Favipiravir N-1 Int., 6-Fluoro-3-Hydroxy-2-pyrazinecarbonitrile compound with N-cyclohexylcyclohexanamine(1:1). Our catalogue number for this item is ZX-029452.
What are the formula and molar mass of Favipiravir Impurity B?
For Favipiravir Impurity B, its formula is C17H25FN4O and its molar mass is 320.4 g/mol. InChIKey CUEAMQKUSNCUDI-UHFFFAOYSA-N lets you match it in any structure database.
How is Favipiravir Impurity B used in pharmaceutical QC?
Favipiravir Impurity B is a characterised reference material linked to Favipiravir. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.
What grade and pack sizes are available for Favipiravir Impurity B?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with Favipiravir Impurity B?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Favipiravir Impurity B to my country?
Yes. Favipiravir Impurity B ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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