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API Reference Standards

Estradiol Acetate

Reference StandardAvailable on request

Buy Estradiol Acetate (CAS 4245-41-4) from Zemixal. Lab and bulk packs, batch COA, fast global delivery. Packs from 10 mg.

Pack sizes
Estradiol Acetate chemical structure
CAS number4245-41-4
FormulaC20H26O3
Molar mass314.4 g/mol
Physical formSolid
HS code38229090
InChIKeyFHXBMXJMKMWVRG-SLHNCBLASA-N
IUPAC name[(8R,9S,13S,14S,17S)-17-hydroxy-13-methyl-6,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthren-3-yl] acetate

About Estradiol Acetate

Zemixal lists Estradiol Acetate for laboratories that identify, quantify or control Estradiol and its related substances. Identity at a glance (Reference Standard): CAS 4245-41-4, formula C20H26O3 and molar mass 314.4 g/mol. It is handled as a solid.

Common uses in the lab and plant

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

Safe handling

It carries the GHS signal word Danger (H351, H360 and H362), so wear gloves and eye protection and work with good ventilation.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. Every shipment includes 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 Estradiol

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

Estradiol standards

Typical uses

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

Applications

Specifications and identifiers

Specifications of Estradiol Acetate
Product nameEstradiol Acetate
Catalogue numberZX-029343
CAS number4245-41-4
IUPAC name[(8R,9S,13S,14S,17S)-17-hydroxy-13-methyl-6,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthren-3-yl] acetate
Molecular formulaC20H26O3
Molar mass314.4 g/mol
Exact mass314.1882
GradeReference Standard
Physical formSolid
XLogP32.8
H-bond donors / acceptors1 / 3
Topological polar surface area46.5 Ų
HS code38229090
InChIKeyFHXBMXJMKMWVRG-SLHNCBLASA-N
SMILESCC(=O)OC1=CC2=C(C=C1)[C@H]3CC[C@]4([C@H]([C@@H]3CC2)CC[C@@H]4O)C
PubChem CID9818306
SynonymsEstradiol-3-Acetate, Estradiol 3-acetate, 3-O-Acetylestradiol, 17beta-Estradiol 3-acetate, Estradiol, 3-acetate, beta-Estradiol 3-acetate, E 3A, 3-Acetoxyestra-1,3,5(10)-trien-17beta-ol, 17beta-Hydroxy-3-acetoxyestra-1,3,5(10)-triene, 17beta-Hydroxyestra-1,3,5(10)-trien-3-yl acetate, Estra-1,3,5(10)-triene-3,17beta-diyl 3-acetate

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS08 Health hazard
Health hazard

Signal word Danger

  • H351Suspected of causing cancer
  • H360May damage fertility or the unborn child
  • H362May cause harm to breast-fed children

Precautionary statements P203, P260, P263, P264, P270, P280, P318, 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 Estradiol 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 Estradiol Acetate

Which CAS number identifies Estradiol Acetate?
Estradiol Acetate is registered under CAS 4245-41-4. You may also see it listed as Estradiol-3-Acetate, Estradiol 3-acetate, 3-O-Acetylestradiol. Our catalogue number for this item is ZX-029343.
What are the formula and molar mass of Estradiol Acetate?
For Estradiol Acetate, its formula is C20H26O3 and its molar mass is 314.4 g/mol. The systematic (IUPAC) name is [(8R,9S,13S,14S,17S)-17-hydroxy-13-methyl-6,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthren-3-yl] acetate. InChIKey FHXBMXJMKMWVRG-SLHNCBLASA-N lets you match it in any structure database.
How is Estradiol Acetate used in pharmaceutical QC?
Estradiol Acetate is a characterised reference material linked to Estradiol. 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 Estradiol 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 Estradiol 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 Estradiol Acetate to my country?
Yes. Because Estradiol 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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