3-Epismilagenin

About 3-Epismilagenin

3-Epismilagenin is an impurity of Sarsasapogenin carrying the CAS registry number 16653-88-6. Formula C27H44O3, molecular weight 416.6 g/mol. It is also known as Epismilagenin or Spirostan-3-ol, (3alpha,5beta,25R)-.

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.

This Sarsasapogenin impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

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

Industries

Related to Sarsasapogenin

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

Sarsasapogenin impurities

Specifications & identifiers

Chemical identifiers
Product name	3-Epismilagenin
Catalogue No.	VQ-042106
CAS Number	16653-88-6
IUPAC name	(1R,2S,4S,5'R,6R,7S,8R,9S,12S,13S,16R,18R)-5',7,9,13-tetramethylspiro[5-oxapentacyclo[10.8.0.02,9.04,8.013,18]icosane-6,2'-oxane]-16-ol
Molecular formula	C₂₇H₄₄O₃
Molecular weight	416.6 g/mol
Exact mass	416.329
Grade	Reference Standard
HSN code	38229090
InChIKey	GMBQZIIUCVWOCD-SGKIHABASA-N
SMILES	C[C@@H]1CC[C@@]2([C@H]([C@H]3[C@@H](O2)C[C@@H]4[C@@]3(CC[C@H]5[C@H]4CC[C@H]6[C@@]5(CC[C@H](C6)O)C)C)C)OC1
PubChem CID	99512

Physical properties
Physical form	Solid
LogP (XLogP3)	6.5
H-bond donors / acceptors	1 / 3
TPSA	38.7 Å²
Synonyms	Epismilagenin, Spirostan-3-ol, (3alpha,5beta,25R)-, (25R)-Spirostan-3alpha-ol, (25r)3alpha-hydroxy-5beta-spirostane, Spirostan-3-ol, (3alpha,5beta,25R)

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 3-Epismilagenin?

The CAS Registry Number of 3-Epismilagenin is 16653-88-6. It is also known as Epismilagenin, Spirostan-3-ol, (3alpha,5beta,25R)-, (25R)-Spirostan-3alpha-ol.

What is the molecular formula and molecular weight of 3-Epismilagenin?

3-Epismilagenin has the molecular formula C27H44O3 and a molecular weight of 416.6 g/mol. Its IUPAC name is (1R,2S,4S,5'R,6R,7S,8R,9S,12S,13S,16R,18R)-5',7,9,13-tetramethylspiro[5-oxapentacyclo[10.8.0.02,9.04,8.013,18]icosane-6,2'-oxane]-16-ol.

What is 3-Epismilagenin used for?

3-Epismilagenin is supplied as a characterised reference material related to Sarsasapogenin. 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 3-Epismilagenin can I order?

We supply 3-Epismilagenin 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 3-Epismilagenin?

Yes. Every lot of 3-Epismilagenin 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 3-Epismilagenin be shipped internationally?

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