Entecavir Impurity 13 CAS 142217-79-6

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.142217-79-6
Molecular FormulaC52H47N5O5
Molecular Weight821.96 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Entecavir Impurity 13 CAS 142217-79-6 chemical structure

Description

Entecavir Impurity 13 (CAS 142217-79-6) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C52H47N5O5. Molecular weight: 821.96 g/mol. Each batch is supplied with a Certificate of Analysis (COA).

Physical & Chemical Properties

Molecular FormulaC52H47N5O5
Molecular Weight821.96 g/mol
Purity97%+
StorageStore in a cool place (≤25°C), protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)32.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1997
Nitrogen Atoms5

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