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API Reference Standards

Cyproterone Acetate

Reference StandardAvailable on request

Cyproterone Acetate (CAS 427-51-0) supplier Zemixal: C24H29ClO4, COA and SDS with every lot, worldwide shipping. Catalogue no. ZX-021311.

Pack sizes
Cyproterone Acetate chemical structure
CAS number427-51-0
FormulaC24H29ClO4
Molar mass416.9 g/mol
Physical formSolid
HS code38229090
InChIKeyUWFYSQMTEOIJJG-FDTZYFLXSA-N
IUPAC name[(1S,2S,3S,5R,11R,12S,15R,16S)-15-acetyl-9-chloro-2,16-dimethyl-6-oxo-15-pentacyclo[9.7.0.02,8.03,5.012,16]octadeca-7,9-dienyl] acetate

About Cyproterone Acetate

Cyproterone Acetate belongs to the Cyproterone reference-standard family in the Zemixal catalogue. Key data (Reference Standard): CAS 427-51-0, formula C24H29ClO4 and molar mass 416.9 g/mol. It is handled as a solid.

Typical applications

  • Identification & assay
  • Method development & validation
  • QC reference material

Handling and storage

Classified under GHS with signal word Danger and hazard statements H312, H332, H351 and H360. Read the SDS before first use.

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. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Cyproterone

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

Cyproterone standards

Typical uses

  • Identification & assay
  • Method development & validation
  • QC reference material

Applications

Specifications and identifiers

Specifications of Cyproterone Acetate
Product nameCyproterone Acetate
Catalogue numberZX-021311
CAS number427-51-0
IUPAC name[(1S,2S,3S,5R,11R,12S,15R,16S)-15-acetyl-9-chloro-2,16-dimethyl-6-oxo-15-pentacyclo[9.7.0.02,8.03,5.012,16]octadeca-7,9-dienyl] acetate
Molecular formulaC24H29ClO4
Molar mass416.9 g/mol
Exact mass416.1754
GradeReference Standard
Physical formSolid
XLogP33.6
H-bond donors / acceptors0 / 4
Topological polar surface area60.4 Ų
HS code38229090
InChIKeyUWFYSQMTEOIJJG-FDTZYFLXSA-N
SMILESCC(=O)[C@]1(CC[C@@H]2[C@@]1(CC[C@H]3[C@H]2C=C(C4=CC(=O)[C@@H]5C[C@@H]5[C@]34C)Cl)C)OC(=O)C
PubChem CID9880
SynonymsCyproterone 17-O-acetate, SH 714, SH-714, Cyproterone 17alpha-acetate, 6-chloro-3,20-dioxo-1beta,2beta-dihydro-3'H-cyclopropa[1,2]pregna-4,6-dien-17-yl acetate, Cyprone, Andro-Diane, 6-chloro-3,20-dioxo-1beta,2beta-dihydro-3'H-cyclopropa(1,2)pregna-4,6-dien-17-yl acetate, Cyproteroni Acetas, Androcur 10, 1,2alpha-Methylene-6-chloro-17alpha-acetoxy-4,6-pregnadiene-3,20-dione, 1,2alpha-Methylene-6-chloro-pregna-4,6-diene-3,20-dione 17alpha-acetate

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

  • H312Harmful in contact with skin
  • H332Harmful if inhaled
  • H351Suspected of causing cancer
  • H360May damage fertility or the unborn child
  • H373May causes damage to organs through prolonged or repeated exposure

Precautionary statements P203, P260, P261, P271, P280, P302 + P352, P304 + P340, P317, P318, P319, P321, P362 + P364, 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 Cyproterone Acetate
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 Cyproterone Acetate

Which CAS number identifies Cyproterone Acetate?
Cyproterone Acetate is registered under CAS 427-51-0. You may also see it listed as Cyproterone 17-O-acetate, SH 714, SH-714. Our catalogue number for this item is ZX-021311.
What are the formula and molar mass of Cyproterone Acetate?
For Cyproterone Acetate, its formula is C24H29ClO4 and its molar mass is 416.9 g/mol. The systematic (IUPAC) name is [(1S,2S,3S,5R,11R,12S,15R,16S)-15-acetyl-9-chloro-2,16-dimethyl-6-oxo-15-pentacyclo[9.7.0.02,8.03,5.012,16]octadeca-7,9-dienyl] acetate. InChIKey UWFYSQMTEOIJJG-FDTZYFLXSA-N lets you match it in any structure database.
How is Cyproterone Acetate used in pharmaceutical QC?
Cyproterone Acetate is a characterised reference material linked to Cyproterone. 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 Cyproterone Acetate?
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 Cyproterone Acetate?
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 Cyproterone Acetate to my country?
Yes. Because Cyproterone Acetate 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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