Tadalafil Impurity 106 CAS 1356345-67-9

Purity >95%In StockPharmacopoeial Impurity Standards
CAS No.1356345-67-9
Molecular FormulaC23H23N3O4
Molecular Weight405.45 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Tadalafil Impurity 106 CAS 1356345-67-9 chemical structure

Description

Tadalafil Impurity 106 (CAS 1356345-67-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C23H23N3O4. Molecular weight: 405.45 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC23H23N3O4
Molecular Weight405.45 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)14.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1991
Nitrogen Atoms3

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