Ethinylestradiol 1-Hydroxy 4-Methyl Impurity 1034298-00-4

Name: Ethinylestradiol 1-Hydroxy 4-Methyl Impurity
Brand: Vaqora Chemicals
SKU: VQ-043716

About Ethinylestradiol 1-Hydroxy 4-Methyl Impurity

Ethinylestradiol 1-Hydroxy 4-Methyl Impurity (CAS 1034298-00-4) is a metabolite or degradation product of Estradiol offered by Vaqora Chemicals. Its molecular formula is C21H26O2 and its molecular weight is 310.4 g/mol. Alternative names: Ethinylestradiol Impurity 2.

It is supplied 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.

It is used in metabolite identification, stability-indicating method development and impurity profiling of Estradiol, as well as in QC testing and ANDA/DMF documentation. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

We offer Ethinylestradiol 1-Hydroxy 4-Methyl Impurity in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Metabolite identification
Stability-indicating methods
Impurity profiling

Industries

Related to Estradiol

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

Estradiol impurities

Specifications & identifiers

Chemical identifiers
Product name	Ethinylestradiol 1-Hydroxy 4-Methyl Impurity
Catalogue No.	VQ-043716
CAS Number	1034298-00-4
IUPAC name	(8S,9S,13S,14S,17R)-17-ethynyl-4,13-dimethyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthrene-1,17-diol
Molecular formula	C₂₁H₂₆O₂
Molecular weight	310.4 g/mol
Exact mass	310.1933
Grade	Reference Standard
HSN code	38229090
InChIKey	QSHFRYSLRIWFBR-OZMCLOMFSA-N
SMILES	CC1=C2CC[C@@H]3[C@@H](C2=C(C=C1)O)CC[C@]4([C@H]3CC[C@]4(C#C)O)C
PubChem CID	232403

Physical properties
Physical form	Solid
LogP (XLogP3)	4
H-bond donors / acceptors	2 / 2
TPSA	40.5 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 Ethinylestradiol 1-Hydroxy 4-Methyl Impurity?

The CAS Registry Number of Ethinylestradiol 1-Hydroxy 4-Methyl Impurity is 1034298-00-4. It is also known as Ethinylestradiol Impurity 2.

What is the molecular formula and molecular weight of Ethinylestradiol 1-Hydroxy 4-Methyl Impurity?

Ethinylestradiol 1-Hydroxy 4-Methyl Impurity has the molecular formula C21H26O2 and a molecular weight of 310.4 g/mol. Its IUPAC name is (8S,9S,13S,14S,17R)-17-ethynyl-4,13-dimethyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthrene-1,17-diol.

What is Ethinylestradiol 1-Hydroxy 4-Methyl Impurity used for?

Ethinylestradiol 1-Hydroxy 4-Methyl Impurity 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 Ethinylestradiol 1-Hydroxy 4-Methyl Impurity can I order?

We supply Ethinylestradiol 1-Hydroxy 4-Methyl Impurity 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 1-Hydroxy 4-Methyl Impurity?

Yes. Every lot of Ethinylestradiol 1-Hydroxy 4-Methyl Impurity 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 1-Hydroxy 4-Methyl Impurity be shipped internationally?

Yes. We export Ethinylestradiol 1-Hydroxy 4-Methyl Impurity worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.