Estriol 3-sulfate

Name: Estriol 3-sulfate
Brand: Vaqora Chemicals
SKU: VQ-037097

About Estriol 3-sulfate

Vaqora Chemicals supplies Estriol 3-sulfate, an impurity of Estradiol registered under CAS number 481-95-8. Its molecular formula is C18H24O6S and its molecular weight is 368.4 g/mol. It is also known as 16alpha-Hydroxyestradiol 3-sulfate.

The product is provided as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Handle it with standard laboratory precautions and appropriate personal protective equipment.

As a characterised impurity of Estradiol, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

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

Industries

Related to Estradiol

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

Estradiol impurities

Specifications & identifiers

Chemical identifiers
Product name	Estriol 3-sulfate
Catalogue No.	VQ-037097
CAS Number	481-95-8
IUPAC name	[(8R,9S,13S,14S,16R,17R)-16,17-dihydroxy-13-methyl-6,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthren-3-yl] hydrogen sulfate
Molecular formula	C₁₈H₂₄O₆S
Molecular weight	368.4 g/mol
Exact mass	368.1294
Grade	Reference Standard
HSN code	38229090
InChIKey	ZORQMBLUMWNJEQ-ZXXIGWHRSA-N
SMILES	C[C@]12CC[C@H]3[C@H]([C@@H]1C[C@H]([C@@H]2O)O)CCC4=C3C=CC(=C4)OS(=O)(=O)O
PubChem CID	66415

Physical properties
Physical form	Solid
LogP (XLogP3)	1.9
H-bond donors / acceptors	3 / 6
TPSA	112 Å²

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 Estriol 3-sulfate?

The CAS Registry Number of Estriol 3-sulfate is 481-95-8. It is also known as 16alpha-Hydroxyestradiol 3-sulfate, Estra-1,3,5(10)-triene-3,16,17-triol, 3-(hydrogen sulfate), (16alpha,17beta)-, 16alpha,17beta-Dihydroxyestra-1(10),2,4-trien-3-yl hydrogen sulfate.

What is the molecular formula and molecular weight of Estriol 3-sulfate?

Estriol 3-sulfate has the molecular formula C18H24O6S and a molecular weight of 368.4 g/mol. Its IUPAC name is [(8R,9S,13S,14S,16R,17R)-16,17-dihydroxy-13-methyl-6,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthren-3-yl] hydrogen sulfate.

What is Estriol 3-sulfate used for?

Estriol 3-sulfate 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 Estriol 3-sulfate can I order?

We supply Estriol 3-sulfate 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 Estriol 3-sulfate?

Yes. Every lot of Estriol 3-sulfate 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 Estriol 3-sulfate be shipped internationally?

Yes. We export Estriol 3-sulfate worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.