Epoxy Exemestane (6-Beta Isomer)

Name: Epoxy Exemestane (6-Beta Isomer)
Brand: Vaqora Chemicals
SKU: VQ-021223

About Epoxy Exemestane (6-Beta Isomer)

Listed under CAS 152764-31-3, Epoxy Exemestane (6-Beta Isomer) is an impurity of Exemestane available from Vaqora Chemicals. With the molecular formula C20H24O3, it has a molar mass of 312.4 g/mol. Common synonyms include Exemestane β-Spirooxirane and Exemestane 6beta-epoxide.

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.

As a characterised impurity of Exemestane, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

We offer Epoxy Exemestane (6-Beta Isomer) in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers 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-Beta Isomer)
Catalogue No.	VQ-021223
CAS Number	152764-31-3
IUPAC name	(6R,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-FLVPGIQOSA-N
SMILES	C[C@]12CC[C@H]3[C@H]([C@@H]1CCC2=O)C[C@]4(CO4)C5=CC(=O)C=C[C@]35C
PubChem CID	86307678

Physical properties
Physical form	Solid
LogP (XLogP3)	2.1
H-bond donors / acceptors	0 / 3
TPSA	46.7 Å²
Synonyms	Exemestane β-Spirooxirane, Exemestane 6beta-epoxide, 6-Epoxy Exemestane (6-Beta Isomer), 6beta-Spiro[androsta-1,4-diene-6,2'-oxiran]-3,17-dione, Exemestane beta-Spirooxirane, Spiro[androsta-1,4-diene-6,2'-oxirane]-3,17-dione, (6, A)-, (6beta)-Spiro[androsta-1,4-diene-6,2'-oxirane]-3,17-dione, Spiro[androsta-1,4-diene-6,2'-oxiran]-3,17-dione, 6beta-, Spiro[androsta-1,4-diene-6,2'-oxirane]-3,17-dione, (6beta)-

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-Beta Isomer)?

The CAS Registry Number of Epoxy Exemestane (6-Beta Isomer) is 152764-31-3. It is also known as Exemestane β-Spirooxirane, Exemestane 6beta-epoxide, 6-Epoxy Exemestane (6-Beta Isomer).

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

Epoxy Exemestane (6-Beta Isomer) has the molecular formula C20H24O3 and a molecular weight of 312.4 g/mol. Its IUPAC name is (6R,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-Beta Isomer) used for?

Epoxy Exemestane (6-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-Beta Isomer) can I order?

We supply Epoxy Exemestane (6-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-Beta Isomer)?

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

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