Ethinylestradiol EP Impurity H

Name: Ethinylestradiol EP Impurity H
Brand: Vaqora Chemicals
SKU: VQ-022581

About Ethinylestradiol EP Impurity H

Ethinylestradiol EP Impurity H (CAS 1350468-76-6) is a pharmacopeial impurity of Ethinylestradiol offered by Vaqora Chemicals. With the molecular formula C20H22O3, it has a molar mass of 310.4 g/mol. It is also known as 16-Oxo Ethynyl Estradiol or Ethinylestradiol - Impurity H.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Handle it with standard laboratory precautions and appropriate personal protective equipment.

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.

Vaqora Chemicals supplies Ethinylestradiol EP Impurity H in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

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

Industries

Related to Ethinylestradiol

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

Ethinylestradiol impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Ethinylestradiol EP Impurity H
Catalogue No.	VQ-022581
CAS Number	1350468-76-6
IUPAC name	(8R,9S,13S,14S,17R)-17-ethynyl-3,17-dihydroxy-13-methyl-6,7,8,9,11,12,14,15-octahydrocyclopenta[a]phenanthren-16-one
Molecular formula	C₂₀H₂₂O₃
Molecular weight	310.4 g/mol
Exact mass	310.1569
Grade	Reference Standard
HSN code	38229090
InChIKey	ZJACPGCDLFVQMY-JOMPHRNESA-N
SMILES	C[C@]12CC[C@H]3[C@H]([C@@H]1CC(=O)[C@]2(C#C)O)CCC4=C3C=CC(=C4)O
PubChem CID	71587986

Physical properties
Physical form	Solid
LogP (XLogP3)	2.9
H-bond donors / acceptors	2 / 3
TPSA	57.5 Å²
Synonyms	16-Oxo Ethynyl Estradiol, Ethinylestradiol - Impurity H, Ethynylestradiol EP Impurity H, 16-Oxo-ethinylestradiol, 16-Oxoethinylestradiol, Ethinyl Estradiol Impurity H, 3,17-Dihydroxy-17alpha-19-norpregna-1,3,5(10)-trien-20-yn-16-one

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 Ethinylestradiol EP Impurity H?

The CAS Registry Number of Ethinylestradiol EP Impurity H is 1350468-76-6. It is also known as 16-Oxo Ethynyl Estradiol, Ethinylestradiol - Impurity H, Ethynylestradiol EP Impurity H.

What is the molecular formula and molecular weight of Ethinylestradiol EP Impurity H?

Ethinylestradiol EP Impurity H has the molecular formula C20H22O3 and a molecular weight of 310.4 g/mol. Its IUPAC name is (8R,9S,13S,14S,17R)-17-ethynyl-3,17-dihydroxy-13-methyl-6,7,8,9,11,12,14,15-octahydrocyclopenta[a]phenanthren-16-one.

What is Ethinylestradiol EP Impurity H used for?

Ethinylestradiol EP Impurity H 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 Ethinylestradiol EP Impurity H can I order?

We supply Ethinylestradiol EP Impurity H 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 Ethinylestradiol EP Impurity H?

Yes. Every lot of Ethinylestradiol EP Impurity H 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 Ethinylestradiol EP Impurity H be shipped internationally?

Yes. We export Ethinylestradiol EP Impurity H worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.