Estradiol Valerate EP Impurity E

Name: Estradiol Valerate EP Impurity E
Brand: Vaqora Chemicals
SKU: VQ-022565

About Estradiol Valerate EP Impurity E

Vaqora Chemicals supplies Estradiol Valerate EP Impurity E, a pharmacopeial impurity of Estradiol registered under CAS number 63042-28-4. With the molecular formula C28H40O4, it has a molar mass of 440.6 g/mol. It is also known as Estradiol 3,17-Divalerate or Estradiol divalerate.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Under GHS it is labelled “Danger”, so handle it with suitable PPE and consult the SDS.

This Estradiol impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. It is used across pharmaceutical manufacturing and academic and industrial research.

We offer Estradiol Valerate EP Impurity E in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

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

Industries

Related to Estradiol

View every impurity, metabolite and intermediate we list for Estradiol.

Estradiol impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Estradiol Valerate EP Impurity E
Catalogue No.	VQ-022565
CAS Number	63042-28-4
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 formula	C₂₈H₄₀O₄
Molecular weight	440.6 g/mol
Exact mass	440.2927
Grade	Reference Standard
HSN code	38229090
InChIKey	XCWCTQWBFLVNMT-RIWVVKKCSA-N
SMILES	CCCCC(=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 CID	14653382

Physical properties
Physical form	Solid
LogP (XLogP3)	6.1
H-bond donors / acceptors	0 / 4
TPSA	52.6 Å²
Synonyms	Estradiol 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

Safety & hazard information (GHS)

Harmful / irritant

Health hazard

Environmental hazard

Signal word: Danger

Hazard statements

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 is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Estradiol Valerate EP Impurity E?

The CAS Registry Number of Estradiol Valerate EP Impurity E is 63042-28-4. It is also known as Estradiol 3,17-Divalerate, Estradiol divalerate, Estradiol Valerate - Impurity E.

What is the molecular formula and molecular weight of Estradiol Valerate EP Impurity E?

Estradiol Valerate EP Impurity E has the molecular formula C28H40O4 and a molecular weight of 440.6 g/mol. Its 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.

What is Estradiol Valerate EP Impurity E used for?

Estradiol Valerate EP Impurity E is supplied as a characterised reference material related to Estradiol. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Estradiol Valerate EP Impurity E can I order?

We supply Estradiol Valerate EP Impurity E in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Estradiol Valerate EP Impurity E?

Yes. Every lot of Estradiol Valerate EP Impurity E is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Estradiol Valerate EP Impurity E be shipped internationally?

Yes. Estradiol Valerate EP Impurity E is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.