Darifenacin Pyrrolidine Impurity (S)-Isomer CAS 134002-26-9

Purity 97%+In StockPharmaceutical Standards
CAS No.134002-26-9
Molecular FormulaC18H20N2O
Molecular WeightN/A
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Darifenacin Pyrrolidine Impurity (S)-Isomer CAS 134002-26-9 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 430.46 g/mol gives Darifenacin Pyrrolidine Impurity (S)-Isomer distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies Darifenacin Pyrrolidine Impurity (S)-Isomer (CAS 134002-26-9), a certified reference material (molecular formula C18H20N2OC4H6O6, MW 430.46 g/mol) for analytical method development and quality control.

Based on its molecular formula C18H20N2OC4H6O6, Darifenacin Pyrrolidine Impurity (S)-Isomer contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 430.46 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.

As a certified reference material (CRM), Darifenacin Pyrrolidine Impurity (S)-Isomer meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

Molecular FormulaC18H20N2O C4H6O6
Molecular Weight430.46 g/mol
AppearancePale yellow to yellow crystalline powder
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)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1995
Nitrogen Atoms2

Related Darifenacin Standards

Recommended Standards

Why CATO?