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API Impurities

Estrone 17-Ethylene Ketal

Reference StandardAvailable on request

Estrone 17-Ethylene Ketal (CAS 900-83-4) supplier Zemixal. Request a quote with price, lead time and documents. Packs from 10 mg.

Pack sizes
Estrone 17-Ethylene Ketal chemical structure
CAS number900-83-4
FormulaC20H26O3
Molar mass314.4 g/mol
Physical formSolid
HS code38229090
InChIKeyTWYONAIDRKGWBX-YRXWBPOGSA-N
IUPAC name(8'R,9'S,13'S,14'S)-13'-methylspiro[1,3-dioxolane-2,17'-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthrene]-3'-ol

About Estrone 17-Ethylene Ketal

Zemixal lists Estrone 17-Ethylene Ketal for laboratories that identify, quantify or control Estrone and its related substances. Identity at a glance (Reference Standard): CAS 900-83-4, formula C20H26O3 and molar mass 314.4 g/mol. It is handled as a solid.

Where it is used

  • Analytical method development
  • Method validation (AMV)
  • QC release testing
  • ANDA / DMF filings

Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. Every shipment includes a certificate of analysis with characterisation data. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Estrone

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

Estrone standards

Typical uses

  • Analytical method development
  • Method validation (AMV)
  • QC release testing
  • ANDA / DMF filings

Applications

Specifications and identifiers

Specifications of Estrone 17-Ethylene Ketal
Product nameEstrone 17-Ethylene Ketal
Catalogue numberZX-024610
CAS number900-83-4
IUPAC name(8'R,9'S,13'S,14'S)-13'-methylspiro[1,3-dioxolane-2,17'-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthrene]-3'-ol
Molecular formulaC20H26O3
Molar mass314.4 g/mol
Exact mass314.1882
GradeReference Standard
Physical formSolid
XLogP34.1
H-bond donors / acceptors1 / 3
Topological polar surface area38.7 Ų
HS code38229090
InChIKeyTWYONAIDRKGWBX-YRXWBPOGSA-N
SMILESC[C@]12CC[C@H]3[C@H]([C@@H]1CCC24OCCO4)CCC5=C3C=CC(=C5)O
PubChem CID10870746
Synonyms3-Hydroxy-estra-1,3,5(10)-trien-17-one Cyclic 1,2-Ethanediyl Acetal

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 Estrone 17-Ethylene Ketal
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 Estrone 17-Ethylene Ketal

Which CAS number identifies Estrone 17-Ethylene Ketal?
Estrone 17-Ethylene Ketal is registered under CAS 900-83-4. You may also see it listed as 3-Hydroxy-estra-1,3,5(10)-trien-17-one Cyclic 1,2-Ethanediyl Acetal. Our catalogue number for this item is ZX-024610.
What are the formula and molar mass of Estrone 17-Ethylene Ketal?
For Estrone 17-Ethylene Ketal, its formula is C20H26O3 and its molar mass is 314.4 g/mol. The systematic (IUPAC) name is (8'R,9'S,13'S,14'S)-13'-methylspiro[1,3-dioxolane-2,17'-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthrene]-3'-ol. InChIKey TWYONAIDRKGWBX-YRXWBPOGSA-N lets you match it in any structure database.
How is Estrone 17-Ethylene Ketal used in pharmaceutical QC?
Estrone 17-Ethylene Ketal is a characterised reference material linked to Estrone. 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 Estrone 17-Ethylene Ketal?
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 Estrone 17-Ethylene Ketal?
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 Estrone 17-Ethylene Ketal to my country?
Yes. Estrone 17-Ethylene Ketal ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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