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Pharmacopeial Impurities (EP / USP / BP)

Norethindrone Acetate EP Impurity G

Reference StandardAvailable on request

Buy Norethindrone Acetate EP Impurity G (CAS 438244-27-0) from Zemixal. Lab and bulk packs, batch COA, fast global delivery.

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Norethindrone Acetate EP Impurity G chemical structure
CAS number438244-27-0
FormulaC22H26O4
Molar mass354.4 g/mol
Physical formSolid
HS code38229090
InChIKeyVWZKIXMSPWEBCV-KYPKCDLESA-N
IUPAC name[(8R,9S,10R,13S,14S,17R)-17-ethynyl-13-methyl-3,6-dioxo-2,7,8,9,10,11,12,14,15,16-decahydro-1H-cyclopenta[a]phenanthren-17-yl] acetate

About Norethindrone Acetate EP Impurity G

Analytical teams working on Norethindrone use Norethindrone Acetate EP Impurity G as a qualified comparison standard. Key data (Reference Standard): CAS 438244-27-0, formula C22H26O4 and molar mass 354.4 g/mol. It is handled as a solid.

Use cases we see most often

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

Safe handling

Classified under GHS with signal word Danger and hazard statements H302 and H334. Read the SDS before first use.

Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. Every shipment includes a certificate of analysis with characterisation data. 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 Acetate EP Impurity G
Product nameNorethindrone Acetate EP Impurity G
Catalogue numberZX-022310
CAS number438244-27-0
IUPAC name[(8R,9S,10R,13S,14S,17R)-17-ethynyl-13-methyl-3,6-dioxo-2,7,8,9,10,11,12,14,15,16-decahydro-1H-cyclopenta[a]phenanthren-17-yl] acetate
Molecular formulaC22H26O4
Molar mass354.4 g/mol
Exact mass354.1831
GradeReference Standard
Physical formSolid
XLogP32.3
H-bond donors / acceptors0 / 4
Topological polar surface area60.4 Ų
HS code38229090
InChIKeyVWZKIXMSPWEBCV-KYPKCDLESA-N
SMILESCC(=O)O[C@]1(CC[C@@H]2[C@@]1(CC[C@H]3[C@H]2CC(=O)C4=CC(=O)CC[C@H]34)C)C#C
PubChem CID11428188
SynonymsNorethisterone Acetate - Impurity G, Norethindrone Acetate Impurity G, 6-Keto-Norethindrone Acetate, 6-Oxo Norethindrone Acetate, 6-Keto Norethindrone Acetate, 19-Norpregn-4-en-20-yne-3,6-dione, 17-(acetyloxy)-, (17alpha)-, 6-ketonorethisteronacetat, 6-Ketonorethindrone Acetate, 3,6-Dioxo-19-nor-17alpha-pregn-4-en-20-yn-17-yl Acetate (6-Ketonorethisterone Acetate), 3,6-Dioxo-17alpha-19-norpregn-4-en-20-yn-17-yl acetate, (17a)-17-(Acetyloxy)-19-norpregn-4-en-20-yne-3,6-dione, 19-NOrpregn-4-en-20-yne-3,6-dione, 17-(acetyloxy)-, (17, A)-

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

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful
GHS08 Health hazard
Health hazard

Signal word Danger

  • H302Harmful if swallowed
  • H334May cause allergy or asthma symptoms or breathing difficulties if inhaled

Precautionary statements P233, P260, P264, P270, P271, P284, P301 + P317, P304 + P340, P330, P342 + P316, P403, 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 Norethindrone Acetate 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 Acetate EP Impurity G

Which CAS number identifies Norethindrone Acetate EP Impurity G?
Norethindrone Acetate EP Impurity G is registered under CAS 438244-27-0. You may also see it listed as Norethisterone Acetate - Impurity G, Norethindrone Acetate Impurity G, 6-Keto-Norethindrone Acetate, 6-Oxo Norethindrone Acetate. Our catalogue number for this item is ZX-022310.
What are the formula and molar mass of Norethindrone Acetate EP Impurity G?
For Norethindrone Acetate EP Impurity G, its formula is C22H26O4 and its molar mass is 354.4 g/mol. The systematic (IUPAC) name is [(8R,9S,10R,13S,14S,17R)-17-ethynyl-13-methyl-3,6-dioxo-2,7,8,9,10,11,12,14,15,16-decahydro-1H-cyclopenta[a]phenanthren-17-yl] acetate. InChIKey VWZKIXMSPWEBCV-KYPKCDLESA-N lets you match it in any structure database.
How is Norethindrone Acetate EP Impurity G used in pharmaceutical QC?
Norethindrone Acetate 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 Acetate 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 Acetate 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 Acetate EP Impurity G to my country?
Yes. Because Norethindrone Acetate EP Impurity G 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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