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Pharmacopeial Impurities (EP / USP / BP)

Ketoconazole EP Impurity A

Reference StandardAvailable on request

Buy Ketoconazole EP Impurity A (CAS 254912-63-5) from Zemixal. Request a quote with price, lead time and documents. Exported from India with full paperwork.

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Ketoconazole EP Impurity A chemical structure
CAS number254912-63-5
FormulaC26H26Cl2N4O4
Molar mass529.4 g/mol
Physical formSolid
HS code38229090
InChIKeyGHVFISLXKPKRQU-OZXSUGGESA-N
IUPAC name1-[4-[4-[[(2R,4S)-2-(2,4-dichlorophenyl)-2-(imidazol-1-ylmethyl)-1,3-dioxolan-4-yl]methoxy]phenyl]-2,3-dihydropyrazin-1-yl]ethanone

About Ketoconazole EP Impurity A

Ketoconazole EP Impurity A belongs to the Ketoconazole reference-standard family in the Zemixal catalogue. Key data (Reference Standard): CAS 254912-63-5, formula C26H26Cl2N4O4 and molar mass 529.4 g/mol. It is handled as a solid.

Typical applications

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

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 Ketoconazole

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

Ketoconazole 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 Ketoconazole EP Impurity A
Product nameKetoconazole EP Impurity A
Catalogue numberZX-030107
CAS number254912-63-5
IUPAC name1-[4-[4-[[(2R,4S)-2-(2,4-dichlorophenyl)-2-(imidazol-1-ylmethyl)-1,3-dioxolan-4-yl]methoxy]phenyl]-2,3-dihydropyrazin-1-yl]ethanone
Molecular formulaC26H26Cl2N4O4
Molar mass529.4 g/mol
Exact mass528.1331
GradeReference Standard
Physical formSolid
XLogP34.3
H-bond donors / acceptors0 / 6
Topological polar surface area69.1 Ų
HS code38229090
InChIKeyGHVFISLXKPKRQU-OZXSUGGESA-N
SMILESCC(=O)N1CCN(C=C1)C2=CC=C(C=C2)OC[C@H]3CO[C@](O3)(CN4C=CN=C4)C5=C(C=C(C=C5)Cl)Cl
PubChem CID71315319
SynonymsKetoconazole Impurity A, Ketoconazole - Impurity A, 2,3-Dehydro Ketoconazole

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 Ketoconazole 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 Ketoconazole EP Impurity A

Which CAS number identifies Ketoconazole EP Impurity A?
Ketoconazole EP Impurity A is registered under CAS 254912-63-5. You may also see it listed as Ketoconazole Impurity A, Ketoconazole - Impurity A, 2,3-Dehydro Ketoconazole. Our catalogue number for this item is ZX-030107.
What are the formula and molar mass of Ketoconazole EP Impurity A?
For Ketoconazole EP Impurity A, its formula is C26H26Cl2N4O4 and its molar mass is 529.4 g/mol. The systematic (IUPAC) name is 1-[4-[4-[[(2R,4S)-2-(2,4-dichlorophenyl)-2-(imidazol-1-ylmethyl)-1,3-dioxolan-4-yl]methoxy]phenyl]-2,3-dihydropyrazin-1-yl]ethanone. InChIKey GHVFISLXKPKRQU-OZXSUGGESA-N lets you match it in any structure database.
How is Ketoconazole EP Impurity A used in pharmaceutical QC?
Ketoconazole EP Impurity A is a characterised reference material linked to Ketoconazole. 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 Ketoconazole 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 Ketoconazole 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 Ketoconazole EP Impurity A to my country?
Yes. Ketoconazole EP Impurity A ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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