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API Reference Standards

Ethynodiol Diacetate

Reference StandardAvailable on request

Buy Ethynodiol Diacetate (CAS 297-76-7) from Zemixal: C24H32O4, COA and SDS with every lot, worldwide shipping. Catalogue no. ZX-030901.

Pack sizes
Ethynodiol Diacetate chemical structure
CAS number297-76-7
FormulaC24H32O4
Molar mass384.5 g/mol
Physical formSolid
HS code38229090
InChIKeyONKUMRGIYFNPJW-KIEAKMPYSA-N
IUPAC name[(3S,8R,9S,10R,13S,14S,17R)-17-acetyloxy-17-ethynyl-13-methyl-2,3,6,7,8,9,10,11,12,14,15,16-dodecahydro-1H-cyclopenta[a]phenanthren-3-yl] acetate

About Ethynodiol Diacetate

Zemixal lists Ethynodiol Diacetate for laboratories that identify, quantify or control Etynodiol diacetate and its related substances. Identity at a glance (Reference Standard): CAS 297-76-7, formula C24H32O4 and molar mass 384.5 g/mol. It is handled as a solid.

Use cases we see most often

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

Safe handling

Classified under GHS with signal word Danger and hazard statements H302, H312, H332 and H351. Read the SDS before first use.

Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. 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 Etynodiol diacetate

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

Etynodiol diacetate standards

Typical uses

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

Applications

Specifications and identifiers

Specifications of Ethynodiol Diacetate
Product nameEthynodiol Diacetate
Catalogue numberZX-030901
CAS number297-76-7
IUPAC name[(3S,8R,9S,10R,13S,14S,17R)-17-acetyloxy-17-ethynyl-13-methyl-2,3,6,7,8,9,10,11,12,14,15,16-dodecahydro-1H-cyclopenta[a]phenanthren-3-yl] acetate
Molecular formulaC24H32O4
Molar mass384.5 g/mol
Exact mass384.2301
GradeReference Standard
Physical formSolid
XLogP33.9
H-bond donors / acceptors0 / 4
Topological polar surface area52.6 Ų
HS code38229090
InChIKeyONKUMRGIYFNPJW-KIEAKMPYSA-N
SMILESCC(=O)O[C@H]1CC[C@@H]2[C@H]3CC[C@]4([C@H]([C@@H]3CCC2=C1)CC[C@]4(C#C)OC(=O)C)C
PubChem CID9270
SynonymsEtynodiol Diacetate, Continuin, Etynodiol Acetate, 19-Nor-17alpha-pregn-4-en-20-yne-3beta,17-diol diacetate, (3-beta,17-alpha)-19-Norpregn-4-en-20-yne-3,17-diol diacetate, 17-alpha-Ethynyl-19-norandrost-4-ene-3-beta,17-beta-diol diacetate, 17alpha-Ethynyl-3,17-dihydroxy-4-estrene diacetate, 17alpha-Ethynylestr-4-ene-3beta,17beta-diol acetate, 3beta, 17beta-Diacetoxy-17alpha-ethynyl-4-oestrene, 17alpha-Ethynyl-4-estrene-3beta,17beta-diol diacetate, 3beta,17beta-Diacetoxy-19-nor-17alpha-pregn-4-en-20-yne, 17alpha-Ethynyl-19-norandrost-4-ene-3beta,17-beta-diol diacetate

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
  • H312Harmful in contact with skin
  • H332Harmful if inhaled
  • H351Suspected of causing cancer
  • H360May damage fertility or the unborn child

Precautionary statements P203, P261, P264, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P317, P318, P321, P330, 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 Ethynodiol Diacetate
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 Ethynodiol Diacetate

Which CAS number identifies Ethynodiol Diacetate?
Ethynodiol Diacetate is registered under CAS 297-76-7. You may also see it listed as Etynodiol Diacetate, Continuin, Etynodiol Acetate. Our catalogue number for this item is ZX-030901.
What are the formula and molar mass of Ethynodiol Diacetate?
For Ethynodiol Diacetate, its formula is C24H32O4 and its molar mass is 384.5 g/mol. The systematic (IUPAC) name is [(3S,8R,9S,10R,13S,14S,17R)-17-acetyloxy-17-ethynyl-13-methyl-2,3,6,7,8,9,10,11,12,14,15,16-dodecahydro-1H-cyclopenta[a]phenanthren-3-yl] acetate. InChIKey ONKUMRGIYFNPJW-KIEAKMPYSA-N lets you match it in any structure database.
How is Ethynodiol Diacetate used in pharmaceutical QC?
Ethynodiol Diacetate is a characterised reference material linked to Etynodiol diacetate. 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 Ethynodiol Diacetate?
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 Ethynodiol Diacetate?
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 Ethynodiol Diacetate to my country?
Yes. Because Ethynodiol Diacetate 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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