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Pharmacopeial Impurities (EP / USP / BP)

Estradiol Valerate EP Impurity E

Reference StandardAvailable on request

Order Estradiol Valerate EP Impurity E (CAS 63042-28-4) online at Zemixal: C28H40O4, COA and SDS with every lot, worldwide shipping.

Pack sizes
Estradiol Valerate EP Impurity E chemical structure
CAS number63042-28-4
FormulaC28H40O4
Molar mass440.6 g/mol
Physical formSolid
HS code38229090
InChIKeyXCWCTQWBFLVNMT-RIWVVKKCSA-N
IUPAC name[(8R,9S,13S,14S,17S)-13-methyl-3-pentanoyloxy-6,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthren-17-yl] pentanoate

About Estradiol Valerate EP Impurity E

Estradiol Valerate EP Impurity E is supplied by Zemixal as a characterised reference material for Estradiol analysis. For your records (Reference Standard), the material is defined by CAS 63042-28-4, formula C28H40O4 and molar mass 440.6 g/mol. It is handled as a solid.

Common uses in the lab and plant

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

Safe handling

Hazard communication follows GHS (Danger: H302, H341, H350 and H360). 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. You receive a certificate of analysis with characterisation data with each order. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Estradiol

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

Estradiol standards

Typical uses

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

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Grade guides

Ph. Eur. Grade (European Pharmacopoeia)

Specifications and identifiers

Specifications of Estradiol Valerate EP Impurity E
Product nameEstradiol Valerate EP Impurity E
Catalogue numberZX-021594
CAS number63042-28-4
IUPAC name[(8R,9S,13S,14S,17S)-13-methyl-3-pentanoyloxy-6,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthren-17-yl] pentanoate
Molecular formulaC28H40O4
Molar mass440.6 g/mol
Exact mass440.2927
GradeReference Standard
Physical formSolid
XLogP36.1
H-bond donors / acceptors0 / 4
Topological polar surface area52.6 Ų
HS code38229090
InChIKeyXCWCTQWBFLVNMT-RIWVVKKCSA-N
SMILESCCCCC(=O)O[C@H]1CC[C@@H]2[C@@]1(CC[C@H]3[C@H]2CCC4=C3C=CC(=C4)OC(=O)CCCC)C
PubChem CID14653382
SynonymsEstradiol 3,17-Divalerate, Estradiol divalerate, Estradiol Valerate - Impurity E, Estradiol 3,17-Divalerate, Estradiol Valerate Impurity E, Estradiol, divalerate, Estra-1,3,5(10)-trien-3,17beta-diyl dipentanoate, Estra-1,3,5(10)-triene-3,17-diol (17beta)-, 3,17-dipentanoate, Estradiol valerate impurity E, Estra-1,3,5(10)-trien-3,17beta-diyl Dipentanoate (Estradiol 3,17-Divalerate), 17beta-Estra-1,3,5(10)-triene-3,17-diyl dipentanoate, Estra-1,3,5(10)-triene-3,17-diol (17beta)-, dipentanoate

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
  • H341Suspected of causing genetic defects
  • H350May cause cancer
  • H360May damage fertility or the unborn child
  • H372Causes damage to organs through prolonged or repeated exposure
  • H411Toxic to aquatic life with long lasting effects

Precautionary statements P203, P260, P264, P270, P273, P280, P301 + P317, P318, P319, 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 Estradiol Valerate EP Impurity E
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 Valerate EP Impurity E

Which CAS number identifies Estradiol Valerate EP Impurity E?
Estradiol Valerate EP Impurity E is registered under CAS 63042-28-4. You may also see it listed as Estradiol 3,17-Divalerate, Estradiol divalerate, Estradiol Valerate - Impurity E. Our catalogue number for this item is ZX-021594.
What are the formula and molar mass of Estradiol Valerate EP Impurity E?
For Estradiol Valerate EP Impurity E, its formula is C28H40O4 and its molar mass is 440.6 g/mol. The systematic (IUPAC) name is [(8R,9S,13S,14S,17S)-13-methyl-3-pentanoyloxy-6,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthren-17-yl] pentanoate. InChIKey XCWCTQWBFLVNMT-RIWVVKKCSA-N lets you match it in any structure database.
How is Estradiol Valerate EP Impurity E used in pharmaceutical QC?
Estradiol Valerate EP Impurity E 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 Valerate EP Impurity E?
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 Valerate EP Impurity E?
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 Valerate EP Impurity E to my country?
Yes. Because Estradiol Valerate EP Impurity E 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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