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API Impurities

16-Ethylidene-Estrone

Reference StandardAvailable on request

Order 16-Ethylidene-Estrone (CAS 113062-96-7) online at Zemixal. Request a quote with price, lead time and documents. Packs from 10 mg.

Pack sizes
16-Ethylidene-Estrone chemical structure
CAS number113062-96-7
FormulaC20H24O2
Molar mass296.4 g/mol
Physical formSolid
HS code38229090
InChIKeyKOHCCXRIHSTEFJ-MEGGIWQBSA-N
IUPAC name(8R,9S,13S,14S,16Z)-16-ethylidene-3-hydroxy-13-methyl-6,7,8,9,11,12,14,15-octahydrocyclopenta[a]phenanthren-17-one

About 16-Ethylidene-Estrone

Zemixal lists 16-Ethylidene-Estrone for laboratories that identify, quantify or control Estrone and its related substances. For your records (Reference Standard), the material is defined by CAS 113062-96-7, formula C20H24O2 and molar mass 296.4 g/mol. It is handled as a solid.

Use cases we see most often

  • 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. 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 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 16-Ethylidene-Estrone
Product name16-Ethylidene-Estrone
Catalogue numberZX-029372
CAS number113062-96-7
IUPAC name(8R,9S,13S,14S,16Z)-16-ethylidene-3-hydroxy-13-methyl-6,7,8,9,11,12,14,15-octahydrocyclopenta[a]phenanthren-17-one
Molecular formulaC20H24O2
Molar mass296.4 g/mol
Exact mass296.1776
GradeReference Standard
Physical formSolid
XLogP33.9
H-bond donors / acceptors1 / 2
Topological polar surface area37.3 Ų
HS code38229090
InChIKeyKOHCCXRIHSTEFJ-MEGGIWQBSA-N
SMILESC/C=C\1/C[C@H]2[C@@H]3CCC4=C([C@H]3CC[C@@]2(C1=O)C)C=CC(=C4)O
PubChem CID171381082

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 16-Ethylidene-Estrone
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 16-Ethylidene-Estrone

Which CAS number identifies 16-Ethylidene-Estrone?
16-Ethylidene-Estrone is registered under CAS 113062-96-7. Our catalogue number for this item is ZX-029372.
What are the formula and molar mass of 16-Ethylidene-Estrone?
For 16-Ethylidene-Estrone, its formula is C20H24O2 and its molar mass is 296.4 g/mol. The systematic (IUPAC) name is (8R,9S,13S,14S,16Z)-16-ethylidene-3-hydroxy-13-methyl-6,7,8,9,11,12,14,15-octahydrocyclopenta[a]phenanthren-17-one. InChIKey KOHCCXRIHSTEFJ-MEGGIWQBSA-N lets you match it in any structure database.
How is 16-Ethylidene-Estrone used in pharmaceutical QC?
16-Ethylidene-Estrone 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 16-Ethylidene-Estrone?
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 16-Ethylidene-Estrone?
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 16-Ethylidene-Estrone to my country?
Yes. 16-Ethylidene-Estrone ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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