17-alpha-Ethynyl Estradiol-3-Sulfate

Name: 17-alpha-Ethynyl Estradiol-3-Sulfate
Brand: Vaqora Chemicals
SKU: VQ-037124

About 17-alpha-Ethynyl Estradiol-3-Sulfate

17-alpha-Ethynyl Estradiol-3-Sulfate (CAS 24560-70-1) is an impurity of Ethinylestradiol offered by Vaqora Chemicals. Its molecular formula is C20H24O5S and its molecular weight is 376.5 g/mol. Alternative names: Ethynyl Estradiol 3-Sulfate and Ethinylestradiol 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. Good laboratory practice and suitable PPE are recommended during handling.

This Ethinylestradiol impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, 17-alpha-Ethynyl Estradiol-3-Sulfate is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

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

Industries

Related to Ethinylestradiol

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

Ethinylestradiol impurities

Specifications & identifiers

Chemical identifiers
Product name	17-alpha-Ethynyl Estradiol-3-Sulfate
Catalogue No.	VQ-037124
CAS Number	24560-70-1
IUPAC name	[(8R,9S,13S,14S,17R)-17-ethynyl-17-hydroxy-13-methyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthren-3-yl] hydrogen sulfate
Molecular formula	C₂₀H₂₄O₅S
Molecular weight	376.5 g/mol
Exact mass	376.1344
Grade	Reference Standard
HSN code	38229090
InChIKey	WLGIWVFFGMPRLM-SLHNCBLASA-N
SMILES	C[C@]12CC[C@H]3[C@H]([C@@H]1CC[C@]2(C#C)O)CCC4=C3C=CC(=C4)OS(=O)(=O)O
PubChem CID	68575

Physical properties
Physical form	Solid
LogP (XLogP3)	3.1
H-bond donors / acceptors	2 / 5
TPSA	92.2 Å²
Synonyms	Ethynyl Estradiol 3-Sulfate, Ethinylestradiol 3-Sulfate, Ethinylestradiol-3-sulfate, Ethynylestradiol sulphate, ethynylestradiol 3-sulfate, Ethynylestradiol-3-sulfate, 19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol, 3-(hydrogen sulfate), (17alpha)-, Ethinyl estradiol sulfonate, Ethynylestradiol Sulfate, 17alpha-ethynylestradiol sulfate, 17alpha-ethinylestradiol 3-sulfate

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 17-alpha-Ethynyl Estradiol-3-Sulfate?

The CAS Registry Number of 17-alpha-Ethynyl Estradiol-3-Sulfate is 24560-70-1. It is also known as Ethynyl Estradiol 3-Sulfate, Ethinylestradiol 3-Sulfate, Ethinylestradiol-3-sulfate.

What is the molecular formula and molecular weight of 17-alpha-Ethynyl Estradiol-3-Sulfate?

17-alpha-Ethynyl Estradiol-3-Sulfate has the molecular formula C20H24O5S and a molecular weight of 376.5 g/mol. Its IUPAC name is [(8R,9S,13S,14S,17R)-17-ethynyl-17-hydroxy-13-methyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthren-3-yl] hydrogen sulfate.

What is 17-alpha-Ethynyl Estradiol-3-Sulfate used for?

17-alpha-Ethynyl Estradiol-3-Sulfate is supplied as a characterised reference material related to Ethinylestradiol. 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 17-alpha-Ethynyl Estradiol-3-Sulfate can I order?

We supply 17-alpha-Ethynyl Estradiol-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 17-alpha-Ethynyl Estradiol-3-Sulfate?

Yes. Every lot of 17-alpha-Ethynyl Estradiol-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 17-alpha-Ethynyl Estradiol-3-Sulfate be shipped internationally?

Yes. We export 17-alpha-Ethynyl Estradiol-3-Sulfate worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.