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API Impurities

Ribavirin Impurity E

Reference StandardAvailable on request

Order Ribavirin Impurity E (CAS 58151-90-9) online at Zemixal: C15H16N4O6, COA and SDS with every lot, worldwide shipping.

Pack sizes
Ribavirin Impurity E chemical structure
CAS number58151-90-9
FormulaC15H16N4O6
Molar mass348.31 g/mol
Physical formSolid
HS code38229090
InChIKeyDFCVOGPUXOBQKK-ZHSDAYTOSA-N
IUPAC name[(2R,3S,4R,5R)-5-(3-carbamoyl-1,2,4-triazol-1-yl)-3,4-dihydroxyoxolan-2-yl]methyl benzoate

About Ribavirin Impurity E

Zemixal lists Ribavirin Impurity E for laboratories that identify, quantify or control Ribavirin and its related substances. Identity at a glance (Reference Standard): CAS 58151-90-9, formula C15H16N4O6 and molar mass 348.31 g/mol. It is handled as a solid.

Where it is used

  • Analytical method development
  • Method validation (AMV)
  • QC release testing
  • ANDA / DMF filings

Safe handling

It carries the GHS signal word Warning (H302), so wear gloves and eye protection and work with good ventilation.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. You receive a certificate of analysis with characterisation data with each order. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Ribavirin

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

Ribavirin standards

Typical uses

  • Analytical method development
  • Method validation (AMV)
  • QC release testing
  • ANDA / DMF filings

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Specifications and identifiers

Specifications of Ribavirin Impurity E
Product nameRibavirin Impurity E
Catalogue numberZX-032897
CAS number58151-90-9
IUPAC name[(2R,3S,4R,5R)-5-(3-carbamoyl-1,2,4-triazol-1-yl)-3,4-dihydroxyoxolan-2-yl]methyl benzoate
Molecular formulaC15H16N4O6
Molar mass348.31 g/mol
Exact mass348.107
GradeReference Standard
Physical formSolid
XLogP3-0.2
H-bond donors / acceptors3 / 8
Topological polar surface area150 Ų
HS code38229090
InChIKeyDFCVOGPUXOBQKK-ZHSDAYTOSA-N
SMILESC1=CC=C(C=C1)C(=O)OC[C@@H]2[C@H]([C@H]([C@@H](O2)N3C=NC(=N3)C(=O)N)O)O
PubChem CID22792964
Synonyms5'-O-Benzoyl Ribavirin, Ribavirin 5'-benzoyl, 1-(5-o-Benzoyl-beta-D-ribofuranosyl)-1H-1,2,4-triazole-3-carboxamide, 1H-1,2,4-Triazole-3-carboxamide, 1-(5-o-benzoyl-beta-D-ribofuranosyl)-, 1-(5-O-benzoyl-beta-D-ribofuranosyl)-1,2,4-triazole-3-carboxamide, 1-(5-O-Benzoyl-I(2)-D-ribofuranosyl)-1H-1,2,4-triazole-3-carboxamide

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

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful

Signal word Warning

  • H302Harmful if swallowed

Precautionary statements P264, P270, P301 + P317, P330, 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 Impurity E
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 Impurity E

Which CAS number identifies Ribavirin Impurity E?
Ribavirin Impurity E is registered under CAS 58151-90-9. You may also see it listed as 5'-O-Benzoyl Ribavirin, Ribavirin 5'-benzoyl, 1-(5-o-Benzoyl-beta-D-ribofuranosyl)-1H-1,2,4-triazole-3-carboxamide. Our catalogue number for this item is ZX-032897.
What are the formula and molar mass of Ribavirin Impurity E?
For Ribavirin Impurity E, its formula is C15H16N4O6 and its molar mass is 348.31 g/mol. The systematic (IUPAC) name is [(2R,3S,4R,5R)-5-(3-carbamoyl-1,2,4-triazol-1-yl)-3,4-dihydroxyoxolan-2-yl]methyl benzoate. InChIKey DFCVOGPUXOBQKK-ZHSDAYTOSA-N lets you match it in any structure database.
How is Ribavirin Impurity E used in pharmaceutical QC?
Ribavirin Impurity E 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 Impurity E?
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 Impurity E?
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 Impurity E to my country?
Yes. Because Ribavirin Impurity E 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.

More Ribavirin standards

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