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Pharmacopeial Impurities (EP / USP / BP)

Cholesterol EP Impurity C

Reference StandardAvailable on request

Buy Cholesterol EP Impurity C (CAS 651-54-7) from Zemixal. Lab and bulk packs, batch COA, fast global delivery. Quotes within one business day.

Pack sizes
Cholesterol EP Impurity C chemical structure
CAS number651-54-7
FormulaC27H44O
Molar mass384.6 g/mol
Physical formSolid
HS code38229090
InChIKeyPKEPPDGGTSZLBL-SKCNUYALSA-N
IUPAC name(3S,5S,9R,10S,13R,14R,17R)-10,13-dimethyl-17-[(2R)-6-methylhept-5-en-2-yl]-2,3,4,5,6,9,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3-ol

About Cholesterol EP Impurity C

Cholesterol EP Impurity C is supplied by Zemixal as a characterised reference material for Cholesterol analysis. Identity at a glance (Reference Standard): CAS 651-54-7, formula C27H44O and molar mass 384.6 g/mol. It is handled as a solid.

Where it is used

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

Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. 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 Cholesterol

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

Cholesterol 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 Cholesterol EP Impurity C
Product nameCholesterol EP Impurity C
Catalogue numberZX-028592
CAS number651-54-7
IUPAC name(3S,5S,9R,10S,13R,14R,17R)-10,13-dimethyl-17-[(2R)-6-methylhept-5-en-2-yl]-2,3,4,5,6,9,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3-ol
Molecular formulaC27H44O
Molar mass384.6 g/mol
Exact mass384.3392
GradeReference Standard
Physical formSolid
XLogP37.8
H-bond donors / acceptors1 / 1
Topological polar surface area20.2 Ų
HS code38229090
InChIKeyPKEPPDGGTSZLBL-SKCNUYALSA-N
SMILESC[C@H](CCC=C(C)C)[C@H]1CC[C@@H]2[C@@]1(CC[C@H]3C2=CC[C@@H]4[C@@]3(CC[C@@H](C4)O)C)C
PubChem CID5459827
Synonyms5alpha-Cholesta-7,24-dien-3beta-ol, Cholesta-7,24-dien-3-ol, (3beta,5alpha)-cholesta-7,24-dien-3-ol, 5, A-Cholesta-7,24-dien-3, A-ol, 5a-Cholesta-7,24-diene-3b-ol, 5alpha-7,24-cholestadiene, Cholesta-7,24-dien-3-ol, (3.beta.,5.alpha.)-, Cholesta-7,24-dien-3-ol #, 5alpha-Cholesta-724-dien-3beta-ol

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 Cholesterol EP Impurity C
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 Cholesterol EP Impurity C

Which CAS number identifies Cholesterol EP Impurity C?
Cholesterol EP Impurity C is registered under CAS 651-54-7. You may also see it listed as 5alpha-Cholesta-7,24-dien-3beta-ol, Cholesta-7,24-dien-3-ol, (3beta,5alpha)-cholesta-7,24-dien-3-ol. Our catalogue number for this item is ZX-028592.
What are the formula and molar mass of Cholesterol EP Impurity C?
For Cholesterol EP Impurity C, its formula is C27H44O and its molar mass is 384.6 g/mol. The systematic (IUPAC) name is (3S,5S,9R,10S,13R,14R,17R)-10,13-dimethyl-17-[(2R)-6-methylhept-5-en-2-yl]-2,3,4,5,6,9,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3-ol. InChIKey PKEPPDGGTSZLBL-SKCNUYALSA-N lets you match it in any structure database.
How is Cholesterol EP Impurity C used in pharmaceutical QC?
Cholesterol EP Impurity C is a characterised reference material linked to Cholesterol. 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 Cholesterol EP Impurity C?
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 Cholesterol EP Impurity C?
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 Cholesterol EP Impurity C to my country?
Yes. Cholesterol EP Impurity C ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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