(Z)Risperidone Impurity 26 CAS 135634-18-3

Purity >95%In StockPharmacopoeial Impurity Standards
CAS No.135634-18-3
Molecular FormulaC12H14F2N2O
Molecular WeightN/A
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

(Z)Risperidone Impurity 26 CAS 135634-18-3 chemical structure

Description

The occurrence of (Z)Risperidone Impurity 26 is closely related to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

(Z)Risperidone Impurity 26 (CAS 135634-18-3) is a certified pharmaceutical impurity reference standard with the molecular formula C12H14F2N2OHCl and a molecular weight of 276.71 g/mol.

Based on its molecular formula C12H14F2N2OHCl, (Z)Risperidone Impurity 26 contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 276.71 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

This reference standard supports related-substances testing and method development in line with ICH Q3A/Q3B guidance on impurity control, and is suitable for system suitability testing and forced-degradation studies.

CATO manufactures (Z)Risperidone Impurity 26 under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular FormulaC12H14F2N2O HCl
Molecular Weight276.71 g/mol
Purity>95%
StorageStore at 2-8°C, protect from light, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1995
Halogen ContentF/Cl-containing
Nitrogen Atoms2

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