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Pharmacopeial Impurities (EP / USP / BP)

Prednisone EP Impurity K

Reference StandardAvailable on request

Prednisone EP Impurity K (CAS 7738-93-4) supplier Zemixal. Request a quote with price, lead time and documents. Packs from 10 mg.

Pack sizes
Prednisone EP Impurity K chemical structure
CAS number7738-93-4
FormulaC19H22O3
Molar mass298.4 g/mol
Physical formSolid
HS code38229090
InChIKeyRZACPWSZIQKVDY-IRIMSJTPSA-N
IUPAC name(8S,9S,10R,13S,14S)-10,13-dimethyl-6,7,8,9,12,14,15,16-octahydrocyclopenta[a]phenanthrene-3,11,17-trione

About Prednisone EP Impurity K

Prednisone EP Impurity K is supplied by Zemixal as a characterised reference material for Prednisone analysis. Key data (Reference Standard): CAS 7738-93-4, formula C19H22O3 and molar mass 298.4 g/mol. It is handled as a solid.

Common uses in the lab and plant

  • 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. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Prednisone

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

Prednisone 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 Prednisone EP Impurity K
Product namePrednisone EP Impurity K
Catalogue numberZX-021483
CAS number7738-93-4
IUPAC name(8S,9S,10R,13S,14S)-10,13-dimethyl-6,7,8,9,12,14,15,16-octahydrocyclopenta[a]phenanthrene-3,11,17-trione
Molecular formulaC19H22O3
Molar mass298.4 g/mol
Exact mass298.1569
GradeReference Standard
Physical formSolid
XLogP31.8
H-bond donors / acceptors0 / 3
Topological polar surface area51.2 Ų
HS code38229090
InChIKeyRZACPWSZIQKVDY-IRIMSJTPSA-N
SMILESC[C@]12CC(=O)[C@H]3[C@H]([C@@H]1CCC2=O)CCC4=CC(=O)C=C[C@]34C
PubChem CID111330
SynonymsPrednisone - Impurity K, Androsta-1,4-diene-3,11,17-trione, Delta1-Adrenosterone, 1,4-Androstadiene-3,11,17-trione, A1-Adrenosterone, Androsta-1,11,17-trione, Androsta-1,4-diene-3,11,17-trione (Delta1-Adrenosterone)

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 Prednisone EP Impurity K
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 Prednisone EP Impurity K

Which CAS number identifies Prednisone EP Impurity K?
Prednisone EP Impurity K is registered under CAS 7738-93-4. You may also see it listed as Prednisone - Impurity K, Androsta-1,4-diene-3,11,17-trione, Delta1-Adrenosterone. Our catalogue number for this item is ZX-021483.
What are the formula and molar mass of Prednisone EP Impurity K?
For Prednisone EP Impurity K, its formula is C19H22O3 and its molar mass is 298.4 g/mol. The systematic (IUPAC) name is (8S,9S,10R,13S,14S)-10,13-dimethyl-6,7,8,9,12,14,15,16-octahydrocyclopenta[a]phenanthrene-3,11,17-trione. InChIKey RZACPWSZIQKVDY-IRIMSJTPSA-N lets you match it in any structure database.
How is Prednisone EP Impurity K used in pharmaceutical QC?
Prednisone EP Impurity K is a characterised reference material linked to Prednisone. 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 Prednisone EP Impurity K?
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 Prednisone EP Impurity K?
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 Prednisone EP Impurity K to my country?
Yes. Prednisone EP Impurity K ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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