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Pharmacopeial Impurities (EP / USP / BP)

Ethinylestradiol EP Impurity F

Reference StandardAvailable on request

Ethinylestradiol EP Impurity F (CAS 56324-28-8) supplier Zemixal: C20H24O3, COA and SDS with every lot, worldwide shipping.

Pack sizes
Ethinylestradiol EP Impurity F chemical structure
CAS number56324-28-8
FormulaC20H24O3
Molar mass312.4 g/mol
Physical formSolid
HS code38229090
InChIKeyXFBUZQAUNLRYCT-ZPNQOMQUSA-N
IUPAC name(6R,8R,9S,13S,14S,17R)-17-ethynyl-13-methyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthrene-3,6,17-triol

About Ethinylestradiol EP Impurity F

Analytical teams working on Ethinylestradiol use Ethinylestradiol EP Impurity F as a qualified comparison standard. For your records (Reference Standard), the material is defined by CAS 56324-28-8, formula C20H24O3 and molar mass 312.4 g/mol. It is handled as a solid.

Typical applications

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

Storage and safety notes

Hazard communication follows GHS (Danger: H302, H350, H362 and H410). Our SDS lists exposure controls and first-aid measures.

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

Reference standards for Ethinylestradiol

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

Ethinylestradiol standards

Typical uses

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

Applications

Grade guides

Specifications and identifiers

Specifications of Ethinylestradiol EP Impurity F
Product nameEthinylestradiol EP Impurity F
Catalogue numberZX-024599
CAS number56324-28-8
IUPAC name(6R,8R,9S,13S,14S,17R)-17-ethynyl-13-methyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthrene-3,6,17-triol
Molecular formulaC20H24O3
Molar mass312.4 g/mol
Exact mass312.1725
GradeReference Standard
Physical formSolid
XLogP32.4
H-bond donors / acceptors3 / 3
Topological polar surface area60.7 Ų
HS code38229090
InChIKeyXFBUZQAUNLRYCT-ZPNQOMQUSA-N
SMILESC[C@]12CC[C@H]3[C@H]([C@@H]1CC[C@]2(C#C)O)C[C@H](C4=C3C=CC(=C4)O)O
PubChem CID11771367
SynonymsEthinylestradiol - Impurity F, 6beta-Hydroxy-ethinylestradiol, 6beta-Hydroxy-ethinyl estradiol, 19-Nor-17alpha-pregna-1,3,5(10)-trien-20-yne-3,6beta,17-triol, 19-Norpregna-1,3,5(10)-trien-20-yne-3,6,17-triol, (6beta,17alpha)-, Ethinylestradiol impurity F, Ethinylestradiol specified impurity F, 6b-Hydroxy Ethynyl Estradiol, 6beta-Hydroxy Ethynyl Estradiol, 17alpha-19-Norpregna-1,3,5(10)-trien-20-yne-3,6beta,17-triol

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
GHS09 Hazardous to the environment
Hazardous to the environment

Signal word Danger

  • H302Harmful if swallowed
  • H350May cause cancer
  • H362May cause harm to breast-fed children
  • H410Very toxic to aquatic life with long lasting effects

Precautionary statements P203, P260, P263, P264, P270, P273, P280, P301 + P317, P318, P330, P391, 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 Ethinylestradiol EP Impurity F
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 Ethinylestradiol EP Impurity F

Which CAS number identifies Ethinylestradiol EP Impurity F?
Ethinylestradiol EP Impurity F is registered under CAS 56324-28-8. You may also see it listed as Ethinylestradiol - Impurity F, 6beta-Hydroxy-ethinylestradiol, 6beta-Hydroxy-ethinyl estradiol. Our catalogue number for this item is ZX-024599.
What are the formula and molar mass of Ethinylestradiol EP Impurity F?
For Ethinylestradiol EP Impurity F, its formula is C20H24O3 and its molar mass is 312.4 g/mol. The systematic (IUPAC) name is (6R,8R,9S,13S,14S,17R)-17-ethynyl-13-methyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthrene-3,6,17-triol. InChIKey XFBUZQAUNLRYCT-ZPNQOMQUSA-N lets you match it in any structure database.
How is Ethinylestradiol EP Impurity F used in pharmaceutical QC?
Ethinylestradiol EP Impurity F is a characterised reference material linked to Ethinylestradiol. 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 Ethinylestradiol EP Impurity F?
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 Ethinylestradiol EP Impurity F?
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 Ethinylestradiol EP Impurity F to my country?
Yes. Because Ethinylestradiol EP Impurity F 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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