Paliperidone Impurity 1 （Mixture of Tautomeric Isomers） CAS 1189516-65-1

Purity >95%In StockPharmacopoeial Impurity Standards
CAS No.1189516-65-1
Molecular FormulaC23H25FN4O3
Molecular Weight424.47 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Paliperidone Impurity 1 （Mixture of Tautomeric Isomers） CAS 1189516-65-1 chemical structure

Description

Paliperidone Impurity 1 （Mixture of Tautomeric Isomers） (CAS 1189516-65-1) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C23H25FN4O3. Molecular weight: 424.47 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.

Physical & Chemical Properties

Molecular FormulaC23H25FN4O3
Molecular Weight424.47 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor)
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; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)13.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1989
Halogen ContentF-containing
Nitrogen Atoms4

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