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Pharmacopeial Impurities (EP / USP / BP)

Levonorgestrel EP Impurity A

Reference StandardAvailable on request

Order Levonorgestrel EP Impurity A (CAS 1260525-53-8) online at Zemixal. Lab and bulk packs, batch COA, fast global delivery.

Pack sizes
Levonorgestrel EP Impurity A chemical structure
CAS number1260525-53-8
FormulaC21H26O2
Molar mass310.4 g/mol
Physical formSolid
HS code38229090
InChIKeyPIGNQOCLJHWTGZ-JWWGGVBKSA-N
IUPAC name(9R,10R,13S,17R)-13-ethyl-17-ethynyl-17-hydroxy-1,2,6,7,9,10,11,12,15,16-decahydrocyclopenta[a]phenanthren-3-one

About Levonorgestrel EP Impurity A

Levonorgestrel EP Impurity A belongs to the Levonorgestrel reference-standard family in the Zemixal catalogue. For your records (Reference Standard), the material is defined by CAS 1260525-53-8, formula C21H26O2 and molar mass 310.4 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. 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 Levonorgestrel

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

Levonorgestrel 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 Levonorgestrel EP Impurity A
Product nameLevonorgestrel EP Impurity A
Catalogue numberZX-025381
CAS number1260525-53-8
IUPAC name(9R,10R,13S,17R)-13-ethyl-17-ethynyl-17-hydroxy-1,2,6,7,9,10,11,12,15,16-decahydrocyclopenta[a]phenanthren-3-one
Molecular formulaC21H26O2
Molar mass310.4 g/mol
Exact mass310.1933
GradeReference Standard
Physical formSolid
XLogP31.9
H-bond donors / acceptors1 / 2
Topological polar surface area37.3 Ų
HS code38229090
InChIKeyPIGNQOCLJHWTGZ-JWWGGVBKSA-N
SMILESCC[C@]12CC[C@@H]3[C@H]4CCC(=O)C=C4CCC3=C1CC[C@]2(C#C)O
PubChem CID13828624
SynonymsLevonorgestrel - Impurity A, delta8(14)-Levonorgestrel, 13-Ethyl-17-hydroxy-18,19-dinorpregna-4,8(14)-dien-20-yn-3-one, (17alpha)-, 13-Ethyl-17-hydroxy-18,19-dinor-17alpha-pregna-4,8(14)-dien-20-yn-3-one, 18,19-Dinorpregna-4,8(14)-dien-20-yn-3-one, 13-ethyl-17-hydroxy-, (17alpha)-, Norgestrel 8(14)-Dehydro Impurity, (17alpha)-(+/-)-13-Ethyl-17-hydroxy-18,19-dinorpregna-4,8(14)-dien-20-yn-3-one, 18,19-Dinorpregna-4,8(14)-dien-20-yn-3-one, 13-ethyl-17-hydroxy-, (17alpha)-(+/-)-, rac-13-Ethyl-17-hydroxy-18,19-dinor-17alpha-pregna-4,8(14)-dien-20-yn-3-one

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 Levonorgestrel 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 Levonorgestrel EP Impurity A

Which CAS number identifies Levonorgestrel EP Impurity A?
Levonorgestrel EP Impurity A is registered under CAS 1260525-53-8. You may also see it listed as Levonorgestrel - Impurity A, delta8(14)-Levonorgestrel, 13-Ethyl-17-hydroxy-18,19-dinorpregna-4,8(14)-dien-20-yn-3-one, (17alpha)-. Our catalogue number for this item is ZX-025381.
What are the formula and molar mass of Levonorgestrel EP Impurity A?
For Levonorgestrel EP Impurity A, its formula is C21H26O2 and its molar mass is 310.4 g/mol. The systematic (IUPAC) name is (9R,10R,13S,17R)-13-ethyl-17-ethynyl-17-hydroxy-1,2,6,7,9,10,11,12,15,16-decahydrocyclopenta[a]phenanthren-3-one. InChIKey PIGNQOCLJHWTGZ-JWWGGVBKSA-N lets you match it in any structure database.
How is Levonorgestrel EP Impurity A used in pharmaceutical QC?
Levonorgestrel EP Impurity A is a characterised reference material linked to Levonorgestrel. 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 Levonorgestrel 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 Levonorgestrel 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 Levonorgestrel EP Impurity A to my country?
Yes. Levonorgestrel 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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