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Pharmacopeial Impurities (EP / USP / BP)

Norethindrone EP Impurity G

Reference StandardAvailable on request

Buy Norethindrone EP Impurity G (CAS 38673-36-8) from Zemixal. Request a quote with price, lead time and documents. Quotes within one business day.

Pack sizes
Norethindrone EP Impurity G chemical structure
CAS number38673-36-8
FormulaC20H26O2
Molar mass298.4 g/mol
Physical formSolid
HS code38229090
InChIKeyVIKNJXKGJWUCNN-JBKQDOAHSA-N
IUPAC name(8R,9S,10R,13S,14S,17S)-17-ethynyl-17-hydroxy-13-methyl-1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-3-one

About Norethindrone EP Impurity G

Analytical teams working on Norethindrone use Norethindrone EP Impurity G as a qualified comparison standard. Identity at a glance (Reference Standard): CAS 38673-36-8, formula C20H26O2 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

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

Reference standards for Norethindrone

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

Norethindrone 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 Norethindrone EP Impurity G
Product nameNorethindrone EP Impurity G
Catalogue numberZX-022314
CAS number38673-36-8
IUPAC name(8R,9S,10R,13S,14S,17S)-17-ethynyl-17-hydroxy-13-methyl-1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-3-one
Molecular formulaC20H26O2
Molar mass298.4 g/mol
Exact mass298.1933
GradeReference Standard
Physical formSolid
XLogP33
H-bond donors / acceptors1 / 2
Topological polar surface area37.3 Ų
HS code38229090
InChIKeyVIKNJXKGJWUCNN-JBKQDOAHSA-N
SMILESC[C@]12CC[C@H]3[C@H]([C@@H]1CC[C@@]2(C#C)O)CCC4=CC(=O)CC[C@H]34
PubChem CID9839243
SynonymsNorethisterone - Impurity G, 18-Methyllevonorgestrel, 17-epi-Norethisterone, 17-Hydroxy-19-norpregn-4-en-20-yn-3-one, 19-Norpregn-4-en-20-yn-3-one, 17-hydroxy-, 17-epi-Norethindrone, Ovcon (Salt/Mix), Neocon (Salt/Mix), Binovum (Salt/Mix), Modicon (Salt/Mix), Noriday (Salt/Mix), Brevicon (Salt/Mix)

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 Norethindrone EP Impurity G
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 Norethindrone EP Impurity G

Which CAS number identifies Norethindrone EP Impurity G?
Norethindrone EP Impurity G is registered under CAS 38673-36-8. You may also see it listed as Norethisterone - Impurity G, 18-Methyllevonorgestrel, 17-epi-Norethisterone. Our catalogue number for this item is ZX-022314.
What are the formula and molar mass of Norethindrone EP Impurity G?
For Norethindrone EP Impurity G, its formula is C20H26O2 and its molar mass is 298.4 g/mol. The systematic (IUPAC) name is (8R,9S,10R,13S,14S,17S)-17-ethynyl-17-hydroxy-13-methyl-1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-3-one. InChIKey VIKNJXKGJWUCNN-JBKQDOAHSA-N lets you match it in any structure database.
How is Norethindrone EP Impurity G used in pharmaceutical QC?
Norethindrone EP Impurity G is a characterised reference material linked to Norethindrone. 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 Norethindrone EP Impurity G?
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 Norethindrone EP Impurity G?
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 Norethindrone EP Impurity G to my country?
Yes. Norethindrone EP Impurity G ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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