Epoxy Exemestane (6 Alpha, Beta Isomer)

Name: Epoxy Exemestane (6 Alpha, Beta Isomer)
Brand: Vaqora Chemicals
SKU: VQ-025688

About Epoxy Exemestane (6 Alpha, Beta Isomer)

Vaqora Chemicals supplies Epoxy Exemestane (6 Alpha, Beta Isomer), an impurity of Exemestane registered under CAS number 184972-12-1. Formula C20H24O3, molecular weight 312.4 g/mol. It is also known as Exemestane α-Spirooxirane.

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. Good laboratory practice and suitable PPE are recommended during handling.

Pharmaceutical QC and development laboratories use this impurity standard of Exemestane to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. It is used across pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Epoxy Exemestane (6 Alpha, Beta Isomer) in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

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

Industries

Related to Exemestane

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

Exemestane impurities

Specifications & identifiers

Chemical identifiers
Product name	Epoxy Exemestane (6 Alpha, Beta Isomer)
Catalogue No.	VQ-025688
CAS Number	184972-12-1
IUPAC name	(8R,9S,10R,13S,14S)-10,13-dimethylspiro[7,8,9,11,12,14,15,16-octahydrocyclopenta[a]phenanthrene-6,2'-oxirane]-3,17-dione
Molecular formula	C₂₀H₂₄O₃
Molecular weight	312.4 g/mol
Exact mass	312.1725
Grade	Reference Standard
HSN code	38229090
InChIKey	GFNJDRLFFJDJAC-YCNUYBHRSA-N
SMILES	C[C@]12CC[C@H]3[C@H]([C@@H]1CCC2=O)CC4(CO4)C5=CC(=O)C=C[C@]35C
PubChem CID	53393792

Physical properties
Physical form	Solid
LogP (XLogP3)	2.1
H-bond donors / acceptors	0 / 3
TPSA	46.7 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 Epoxy Exemestane (6 Alpha, Beta Isomer)?

The CAS Registry Number of Epoxy Exemestane (6 Alpha, Beta Isomer) is 184972-12-1. It is also known as Spiro[androsta-1,4-diene-6,2′-oxirane]-3,17-dione, Exemestane α-Spirooxirane, Spiro[androsta-1,4-diene-6,2'-oxirane]-3,17-dione.

What is the molecular formula and molecular weight of Epoxy Exemestane (6 Alpha, Beta Isomer)?

Epoxy Exemestane (6 Alpha, Beta Isomer) has the molecular formula C20H24O3 and a molecular weight of 312.4 g/mol. Its IUPAC name is (8R,9S,10R,13S,14S)-10,13-dimethylspiro[7,8,9,11,12,14,15,16-octahydrocyclopenta[a]phenanthrene-6,2'-oxirane]-3,17-dione.

What is Epoxy Exemestane (6 Alpha, Beta Isomer) used for?

Epoxy Exemestane (6 Alpha, Beta Isomer) is supplied as a characterised reference material related to Exemestane. 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 Epoxy Exemestane (6 Alpha, Beta Isomer) can I order?

We supply Epoxy Exemestane (6 Alpha, Beta Isomer) 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 Epoxy Exemestane (6 Alpha, Beta Isomer)?

Yes. Every lot of Epoxy Exemestane (6 Alpha, Beta Isomer) 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 Epoxy Exemestane (6 Alpha, Beta Isomer) be shipped internationally?

Yes. We export Epoxy Exemestane (6 Alpha, Beta Isomer) worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.