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Pharmacopeial Impurities (EP / USP / BP)

Ribavirin EP Impurity A

Reference StandardAvailable on request

Order Ribavirin EP Impurity A (CAS 39925-19-4) online at Zemixal. Request a quote with price, lead time and documents. Catalogue no. ZX-022648.

Pack sizes
Ribavirin EP Impurity A chemical structure
CAS number39925-19-4
FormulaC8H11N3O6
Molar mass245.19 g/mol
Physical formSolid
HS code38229090
InChIKeyJGRLGSOSBSHJIR-FNKGTGPASA-N
IUPAC name1-[(2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]-1,2,4-triazole-3-carboxylic acid

About Ribavirin EP Impurity A

Zemixal lists Ribavirin EP Impurity A for laboratories that identify, quantify or control Ribavirin and its related substances. Identity at a glance (Reference Standard): CAS 39925-19-4, formula C8H11N3O6 and molar mass 245.19 g/mol. It is handled as a solid.

Typical applications

  • Pharmacopeial method verification
  • Impurity profiling
  • QC release testing
  • ANDA / DMF filings

Storage and safety notes

Hazard communication follows GHS (Danger: H301). Our SDS lists exposure controls and first-aid measures.

Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. Every shipment includes a certificate of analysis with characterisation data. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Ribavirin

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

Ribavirin standards

Typical uses

  • Pharmacopeial method verification
  • Impurity profiling
  • QC release testing
  • ANDA / DMF filings

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Grade guides

Ph. Eur. Grade (European Pharmacopoeia)

Specifications and identifiers

Specifications of Ribavirin EP Impurity A
Product nameRibavirin EP Impurity A
Catalogue numberZX-022648
CAS number39925-19-4
IUPAC name1-[(2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]-1,2,4-triazole-3-carboxylic acid
Molecular formulaC8H11N3O6
Molar mass245.19 g/mol
Exact mass245.0648
GradeReference Standard
Physical formSolid
XLogP3-1.2
H-bond donors / acceptors4 / 8
Topological polar surface area138 Ų
HS code38229090
InChIKeyJGRLGSOSBSHJIR-FNKGTGPASA-N
SMILESC1=NC(=NN1[C@H]2[C@@H]([C@@H]([C@H](O2)CO)O)O)C(=O)O
PubChem CID15590160
SynonymsRibavirin - Impurity A, Ribavirin carboxylic acid, 1-beta-D-Ribofuranosyl-1H-1,2,4-triazole-3-carboxylic acid, 1H-1,2,4-Triazole-3-carboxylic acid, 1-beta-D-ribofuranosyl-, Ribavirin specified impurity A, 1-b-D-Ribofuranosyl-1,2,4-triazole-3-carboxylic acid, 1-.beta.-d-Ribofuranosyl-1,2,4-triazole-3-carboxylic acid, 1-, A-D-Ribofuranosyl-1H-1,2,4-triazole-3-carboxylic acid

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

Safety and GHS hazards

GHS06 Acute toxicity
Acute toxicity

Signal word Danger

  • H301Toxic if swallowed

Precautionary statements P264, P270, P301 + P316, P321, P330, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Ribavirin EP Impurity A
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 Ribavirin EP Impurity A

Which CAS number identifies Ribavirin EP Impurity A?
Ribavirin EP Impurity A is registered under CAS 39925-19-4. You may also see it listed as Ribavirin - Impurity A, Ribavirin carboxylic acid, 1-beta-D-Ribofuranosyl-1H-1,2,4-triazole-3-carboxylic acid. Our catalogue number for this item is ZX-022648.
What are the formula and molar mass of Ribavirin EP Impurity A?
For Ribavirin EP Impurity A, its formula is C8H11N3O6 and its molar mass is 245.19 g/mol. The systematic (IUPAC) name is 1-[(2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]-1,2,4-triazole-3-carboxylic acid. InChIKey JGRLGSOSBSHJIR-FNKGTGPASA-N lets you match it in any structure database.
How is Ribavirin EP Impurity A used in pharmaceutical QC?
Ribavirin EP Impurity A is a characterised reference material linked to Ribavirin. 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 Ribavirin EP Impurity A?
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 Ribavirin EP Impurity A?
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 Ribavirin EP Impurity A to my country?
Yes. Because Ribavirin EP Impurity A is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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