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Pharmacopeial Impurities (EP / USP / BP)

Chlormadinone Acetate EP Impurity K

Reference StandardAvailable on request

Chlormadinone Acetate EP Impurity K (CAS 425-51-4) supplier Zemixal: C23H30O4, COA and SDS with every lot, worldwide shipping.

Pack sizes
Chlormadinone Acetate EP Impurity K chemical structure
CAS number425-51-4
FormulaC23H30O4
Molar mass370.5 g/mol
Physical formSolid
HS code38229090
InChIKeyURXWVWVPMJSAJD-KOORYGTMSA-N
IUPAC name[(8R,9S,10R,13S,14S,17R)-17-acetyl-10,13-dimethyl-3-oxo-2,8,9,11,12,14,15,16-octahydro-1H-cyclopenta[a]phenanthren-17-yl] acetate

About Chlormadinone Acetate EP Impurity K

Chlormadinone Acetate EP Impurity K belongs to the Progesterone reference-standard family in the Zemixal catalogue. Identity at a glance (Reference Standard): CAS 425-51-4, formula C23H30O4 and molar mass 370.5 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

Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. Each lot travels with 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 Progesterone

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

Progesterone 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 Chlormadinone Acetate EP Impurity K
Product nameChlormadinone Acetate EP Impurity K
Catalogue numberZX-022591
CAS number425-51-4
IUPAC name[(8R,9S,10R,13S,14S,17R)-17-acetyl-10,13-dimethyl-3-oxo-2,8,9,11,12,14,15,16-octahydro-1H-cyclopenta[a]phenanthren-17-yl] acetate
Molecular formulaC23H30O4
Molar mass370.5 g/mol
Exact mass370.2144
GradeReference Standard
Physical formSolid
XLogP33.2
H-bond donors / acceptors0 / 4
Topological polar surface area60.4 Ų
HS code38229090
InChIKeyURXWVWVPMJSAJD-KOORYGTMSA-N
SMILESCC(=O)[C@]1(CC[C@@H]2[C@@]1(CC[C@H]3[C@H]2C=CC4=CC(=O)CC[C@]34C)C)OC(=O)C
PubChem CID200136
SynonymsChlormadinone Acetate - Impurity K, Melengestro acetate, 6,7-Dehydro-17a-acetoxy Progesterone, 6,7-Dehydro-17alpha-acetoxy Progesterone, 17-(Acetyloxy)pregna-4,6-diene-3,20-dione, 17-Hydroxypregna-4,6-diene-3,20-dione acetate, Pregna-4,6-diene-3,20-dione, 17-hydroxy-, acetate (ester), delta(sup 6)-Dehydro-17-acetoxyprogesterone, 3,20-dioxopregna-4,6-dien-17-yl acetate, 17-Hydroxypregna-4,6-diene-3,20-dione acetate (ester), Chlormadinone Acetate Impurity 9, 6-Dehydro-17alpha-acetoxyprogesterone

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 Chlormadinone Acetate EP Impurity K
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 Chlormadinone Acetate EP Impurity K

Which CAS number identifies Chlormadinone Acetate EP Impurity K?
Chlormadinone Acetate EP Impurity K is registered under CAS 425-51-4. You may also see it listed as Chlormadinone Acetate - Impurity K, Melengestro acetate, 6,7-Dehydro-17a-acetoxy Progesterone. Our catalogue number for this item is ZX-022591.
What are the formula and molar mass of Chlormadinone Acetate EP Impurity K?
For Chlormadinone Acetate EP Impurity K, its formula is C23H30O4 and its molar mass is 370.5 g/mol. The systematic (IUPAC) name is [(8R,9S,10R,13S,14S,17R)-17-acetyl-10,13-dimethyl-3-oxo-2,8,9,11,12,14,15,16-octahydro-1H-cyclopenta[a]phenanthren-17-yl] acetate. InChIKey URXWVWVPMJSAJD-KOORYGTMSA-N lets you match it in any structure database.
How is Chlormadinone Acetate EP Impurity K used in pharmaceutical QC?
Chlormadinone Acetate EP Impurity K is a characterised reference material linked to Progesterone. 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 Chlormadinone Acetate EP Impurity K?
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 Chlormadinone Acetate EP Impurity K?
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 Chlormadinone Acetate EP Impurity K to my country?
Yes. Chlormadinone Acetate EP Impurity K ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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