Etoposide EP Impurity L

Name: Etoposide EP Impurity L
Brand: Vaqora Chemicals
SKU: VQ-022607

About Etoposide EP Impurity L

Etoposide EP Impurity L (CAS 40505-27-9) is a pharmacopeial impurity of Etoposide offered by Vaqora Chemicals. Its molecular formula is C21H20O8 and its molecular weight is 400.4 g/mol. It is also known as Etoposide - Impurity L or 4'-Demethylpodophyllotoxin.

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

As a characterised impurity of Etoposide, 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.

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

Typical applications

Pharmacopeial method verification
Impurity profiling
QC release testing
ANDA / DMF filings

Industries

Related to Etoposide

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

Etoposide impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Etoposide EP Impurity L
Catalogue No.	VQ-022607
CAS Number	40505-27-9
IUPAC name	(5R,5aR,8aR,9R)-5-hydroxy-9-(4-hydroxy-3,5-dimethoxyphenyl)-5a,6,8a,9-tetrahydro-5H-[2]benzofuro[5,6-f][1,3]benzodioxol-8-one
Molecular formula	C₂₁H₂₀O₈
Molecular weight	400.4 g/mol
Exact mass	400.1158
Grade	Reference Standard
HSN code	38229090
InChIKey	YVCVYCSAAZQOJI-BTINSWFASA-N
SMILES	COC1=CC(=CC(=C1O)OC)[C@H]2[C@@H]3[C@H](COC3=O)[C@H](C4=CC5=C(C=C24)OCO5)O
PubChem CID	122667

Physical properties
Physical form	Solid
LogP (XLogP3)	1.7
H-bond donors / acceptors	2 / 8
TPSA	104 Å²
Synonyms	Etoposide - Impurity L, 4'-Demethylpodophyllotoxin, 4'-O-demethylpodophyllotoxin, 4-Demethylpodophyllotoxin, 4a(2)-Demethylpodophyllotoxin, O(4')-demethylpodophyllotoxin, (5R,5aR,8aR,9R)-5-hy

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 Etoposide EP Impurity L?

The CAS Registry Number of Etoposide EP Impurity L is 40505-27-9. It is also known as Etoposide - Impurity L, 4'-Demethylpodophyllotoxin, 4'-O-demethylpodophyllotoxin.

What is the molecular formula and molecular weight of Etoposide EP Impurity L?

Etoposide EP Impurity L has the molecular formula C21H20O8 and a molecular weight of 400.4 g/mol. Its IUPAC name is (5R,5aR,8aR,9R)-5-hydroxy-9-(4-hydroxy-3,5-dimethoxyphenyl)-5a,6,8a,9-tetrahydro-5H-[2]benzofuro[5,6-f][1,3]benzodioxol-8-one.

What is Etoposide EP Impurity L used for?

Etoposide EP Impurity L is supplied as a characterised reference material related to Etoposide. 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 Etoposide EP Impurity L can I order?

We supply Etoposide EP Impurity L 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 Etoposide EP Impurity L?

Yes. Every lot of Etoposide EP Impurity L 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 Etoposide EP Impurity L be shipped internationally?

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