4-Chloro Exemestane

Name: 4-Chloro Exemestane
Brand: Vaqora Chemicals
SKU: VQ-030651

About 4-Chloro Exemestane

4-Chloro Exemestane (CAS 107868-36-0) is an impurity of Exemestane offered by Vaqora Chemicals. Formula C20H23ClO2, molecular weight 330.8 g/mol.

The product is provided as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. Handle it with standard laboratory precautions and appropriate personal protective equipment.

This Exemestane impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. It is used across pharmaceutical manufacturing and academic and industrial research.

We offer 4-Chloro Exemestane in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide. A Safety Data Sheet (SDS) and technical specifications are available on request.

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	4-Chloro Exemestane
Catalogue No.	VQ-030651
CAS Number	107868-36-0
IUPAC name	(8R,9S,10R,13S,14S)-4-chloro-10,13-dimethyl-6-methylidene-7,8,9,11,12,14,15,16-octahydrocyclopenta[a]phenanthrene-3,17-dione
Molecular formula	C₂₀H₂₃ClO₂
Molecular weight	330.8 g/mol
Exact mass	330.1387
Grade	Reference Standard
HSN code	38229090
InChIKey	UGMALTYFJCIPHD-RDVHEEPHSA-N
SMILES	C[C@]12CC[C@H]3[C@H]([C@@H]1CCC2=O)CC(=C)C4=C(C(=O)C=C[C@]34C)Cl
PubChem CID	15859117

Physical properties
Physical form	Solid
LogP (XLogP3)	3.9
H-bond donors / acceptors	0 / 2
TPSA	34.1 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 4-Chloro Exemestane?

The CAS Registry Number of 4-Chloro Exemestane is 107868-36-0. It is also known as 4-chloro-6-methylenandrosta-1,4-diene-3,17-dione, 4-Chloro-6-methylideneandrosta-1,4-diene-3,17-dione, Androsta-1,4-diene-3,17-dione, 4-chloro-6-methylene-.

What is the molecular formula and molecular weight of 4-Chloro Exemestane?

4-Chloro Exemestane has the molecular formula C20H23ClO2 and a molecular weight of 330.8 g/mol. Its IUPAC name is (8R,9S,10R,13S,14S)-4-chloro-10,13-dimethyl-6-methylidene-7,8,9,11,12,14,15,16-octahydrocyclopenta[a]phenanthrene-3,17-dione.

What is 4-Chloro Exemestane used for?

4-Chloro Exemestane 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 4-Chloro Exemestane can I order?

We supply 4-Chloro Exemestane 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 4-Chloro Exemestane?

Yes. Every lot of 4-Chloro Exemestane 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 4-Chloro Exemestane be shipped internationally?

Yes. We export 4-Chloro Exemestane worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.