Tadalafil EP Impurity H CAS 1978322-98-3

Purity >95%In StockPharmacopoeial Impurity Standards
CAS No.1978322-98-3
Molecular FormulaC22H19N3O6
Molecular Weight421.40 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Tadalafil EP Impurity H CAS 1978322-98-3 chemical structure

Description

Tadalafil EP Impurity H (CAS 1978322-98-3) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C22H19N3O6. Molecular weight: 421.40 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.

Physical & Chemical Properties

Molecular FormulaC22H19N3O6
Molecular Weight421.40 g/mol
AppearancePale yellow to yellow crystalline powder
Purity>95%
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)15.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1996
Nitrogen Atoms3

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