Podophyllotoxin Impurity 8 CAS 16481-54-2

Purity 97%+In StockPharmaceutical Standards
CAS No.16481-54-2
Molecular FormulaC35H36O13
Molecular Weight664.65 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Podophyllotoxin Impurity 8 CAS 16481-54-2 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 664.65 g/mol gives Podophyllotoxin Impurity 8 distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

Podophyllotoxin Impurity 8 (CAS 16481-54-2) is a high-purity analytical reference standard with the molecular formula C35H36O13 and a molecular weight of 664.65 g/mol.

Based on its molecular formula C35H36O13, Podophyllotoxin Impurity 8 contains a carboxylic acid group, a hydroxyl group, an ether linkage, a polycyclic aromatic system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 664.65 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

As a certified reference material (CRM), Podophyllotoxin Impurity 8 meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

Molecular FormulaC35H36O13
Molecular Weight664.65 g/mol
Purity97%+
StorageStore at room temperature, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)18.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1961

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