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Pharmacopeial Impurities (EP / USP / BP)

Norgestrel EP Impurity C

Reference StandardAvailable on request

Norgestrel EP Impurity C (CAS 20402-61-3) supplier Zemixal. Request a quote with price, lead time and documents. Quotes within one business day.

Pack sizes
Norgestrel EP Impurity C chemical structure
CAS number20402-61-3
FormulaC21H28O3
Molar mass328.4 g/mol
Physical formSolid
HS code38229090
InChIKeyLUDPEOWAWHAHEP-JUYLZWBTSA-N
IUPAC name(6R,8R,9S,10R,13S,14S,17R)-13-ethyl-17-ethynyl-6,17-dihydroxy-1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-3-one

About Norgestrel EP Impurity C

Zemixal lists Norgestrel EP Impurity C for laboratories that identify, quantify or control Norgestrel and its related substances. Identity at a glance (Reference Standard): CAS 20402-61-3, formula C21H28O3 and molar mass 328.4 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

Storage and safety notes

Hazard communication follows GHS (Danger: H360). Our SDS lists exposure controls and first-aid measures.

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. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Norgestrel

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

Norgestrel 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 Norgestrel EP Impurity C
Product nameNorgestrel EP Impurity C
Catalogue numberZX-033952
CAS number20402-61-3
IUPAC name(6R,8R,9S,10R,13S,14S,17R)-13-ethyl-17-ethynyl-6,17-dihydroxy-1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-3-one
Molecular formulaC21H28O3
Molar mass328.4 g/mol
Exact mass328.2038
GradeReference Standard
Physical formSolid
XLogP32
H-bond donors / acceptors2 / 3
Topological polar surface area57.5 Ų
HS code38229090
InChIKeyLUDPEOWAWHAHEP-JUYLZWBTSA-N
SMILESCC[C@]12CC[C@@H]3[C@H]4CCC(=O)C=C4[C@@H](C[C@H]3[C@@H]1CC[C@]2(C#C)O)O
PubChem CID129318271
SynonymsNorgestrel - Impurity C, 6beta-Hydroxylevonorgestrel, (6beta,17alpha)-13-Ethyl-6,17-dihydroxy-18,19-dinorpregn-4-en-20-yn-3-one, 13-Ethyl-6beta,17-dihydroxy-18,19-dinor-17alpha-pregn-4-en-20-yn-3-one, 18,19-Dinorpregn-4-en-20-yn-3-one, 13-ethyl-6,17-dihydroxy-, (6beta,17alpha)-, Levonorgestrel impurity H, 6b-Hydroxylevonorgestrel, rac 6b-Hydroxy Norgestrel, rac 6beta-Hydroxy Norgestrel, 6, A-Hydroxy Norgestrel, 6beta-Hydroxy Norgestrel, 6, A-Hydroxylevonorgestrel

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

Safety and GHS hazards

GHS08 Health hazard
Health hazard

Signal word Danger

  • H360May damage fertility or the unborn child

Precautionary statements P203, P280, P318, P405, 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 Norgestrel 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 Norgestrel EP Impurity C

Which CAS number identifies Norgestrel EP Impurity C?
Norgestrel EP Impurity C is registered under CAS 20402-61-3. You may also see it listed as Norgestrel - Impurity C, 6beta-Hydroxylevonorgestrel, (6beta,17alpha)-13-Ethyl-6,17-dihydroxy-18,19-dinorpregn-4-en-20-yn-3-one. Our catalogue number for this item is ZX-033952.
What are the formula and molar mass of Norgestrel EP Impurity C?
For Norgestrel EP Impurity C, its formula is C21H28O3 and its molar mass is 328.4 g/mol. The systematic (IUPAC) name is (6R,8R,9S,10R,13S,14S,17R)-13-ethyl-17-ethynyl-6,17-dihydroxy-1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-3-one. InChIKey LUDPEOWAWHAHEP-JUYLZWBTSA-N lets you match it in any structure database.
How is Norgestrel EP Impurity C used in pharmaceutical QC?
Norgestrel EP Impurity C is a characterised reference material linked to Norgestrel. 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 Norgestrel 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 Norgestrel 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 Norgestrel EP Impurity C to my country?
Yes. Because Norgestrel EP Impurity C 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.

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