Fulvestrant Impurity 3

Name: Fulvestrant Impurity 3
Brand: Vaqora Chemicals
SKU: VQ-037450

About Fulvestrant Impurity 3

Fulvestrant Impurity 3 is a metabolite or degradation product of Fulvestrant carrying the CAS registry number 1621885-81-1. The compound has the formula C30H44O7S, corresponding to a molecular weight of 548.7 g/mol.

The product is provided as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Good laboratory practice and suitable PPE are recommended during handling.

Analytical teams use this compound to identify metabolites and degradants of Fulvestrant, to validate stability-indicating methods (AMV) and to support QC and regulatory filings. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Fulvestrant Impurity 3 in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Metabolite identification
Stability-indicating methods
Impurity profiling

Industries

Related to Fulvestrant

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

Fulvestrant impurities

Specifications & identifiers

Chemical identifiers
Product name	Fulvestrant Impurity 3
Catalogue No.	VQ-037450
CAS Number	1621885-81-1
IUPAC name	[(7S,8R,9S,13S,14S,17S)-3-hydroxy-13-methyl-7-(9-methylsulfonyloxynonyl)-6-oxo-8,9,11,12,14,15,16,17-octahydro-7H-cyclopenta[a]phenanthren-17-yl] acetate
Molecular formula	C₃₀H₄₄O₇S
Molecular weight	548.7 g/mol
Exact mass	548.2808
Grade	Reference Standard
HSN code	38229090
InChIKey	PPNZSZPRKBUZJE-GYKPOOFLSA-N
SMILES	CC(=O)O[C@H]1CC[C@@H]2[C@@]1(CC[C@H]3[C@H]2[C@@H](C(=O)C4=C3C=CC(=C4)O)CCCCCCCCCOS(=O)(=O)C)C
PubChem CID	172866354

Physical properties
Physical form	Solid
LogP (XLogP3)	6.6
H-bond donors / acceptors	1 / 7
TPSA	115 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 Fulvestrant Impurity 3?

The CAS Registry Number of Fulvestrant Impurity 3 is 1621885-81-1.

What is the molecular formula and molecular weight of Fulvestrant Impurity 3?

Fulvestrant Impurity 3 has the molecular formula C30H44O7S and a molecular weight of 548.7 g/mol. Its IUPAC name is [(7S,8R,9S,13S,14S,17S)-3-hydroxy-13-methyl-7-(9-methylsulfonyloxynonyl)-6-oxo-8,9,11,12,14,15,16,17-octahydro-7H-cyclopenta[a]phenanthren-17-yl] acetate.

What is Fulvestrant Impurity 3 used for?

Fulvestrant Impurity 3 is supplied as a characterised reference material related to Fulvestrant. 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 Fulvestrant Impurity 3 can I order?

We supply Fulvestrant Impurity 3 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 Fulvestrant Impurity 3?

Yes. Every lot of Fulvestrant Impurity 3 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 Fulvestrant Impurity 3 be shipped internationally?

Yes. We export Fulvestrant Impurity 3 worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.