Tadalafil Impurity 148 CAS 385769-86-8

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.385769-86-8
Molecular FormulaC22H20N4O4 C21H18N4O4
Molecular WeightN/A
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Tadalafil Impurity 148 CAS 385769-86-8 chemical structure

Description

Tadalafil Impurity 148 (CAS 385769-86-8) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C22H20N4O4 C21H18N4O4. Each batch is supplied with a Certificate of Analysis (COA).

Physical & Chemical Properties

Molecular FormulaC22H20N4O4 C21H18N4O4
Molecular Weight794.82 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)29.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Nitrogen Atoms8

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