(4r)-2-(2-Chlorophenyl)thiazolidine-4-carboxylic acid CAS 201942-92-9

Purity 97%+In StockPharmaceutical Standards
CAS No.201942-92-9
Molecular FormulaC10H10ClNO2S
Molecular Weight243.71 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(4r)-2-(2-Chlorophenyl)thiazolidine-4-carboxylic acid CAS 201942-92-9 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 243.71 g/mol gives (4r)-2-(2-Chlorophenyl)thiazolidine-4-carboxylic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

(4r)-2-(2-Chlorophenyl)thiazolidine-4-carboxylic acid (CAS 201942-92-9) is a high-purity analytical reference standard with the molecular formula C10H10ClNO2S and a molecular weight of 243.71 g/mol.

The molecular framework of (4r)-2-(2-Chlorophenyl)thiazolidine-4-carboxylic acid (C10H10ClNO2S) is characterized by a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution. In reversed-phase chromatography, its retention is governed primarily by its high hydrophobicity (logP), which provides a practical basis for HPLC-UV/DAD or LC-MS method development. 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.

The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.

Physical & Chemical Properties

Molecular FormulaC10H10ClNO2S
Molecular Weight243.71 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2014
Halogen ContentCl-containing
Nitrogen Atoms1
Sulfur Atoms1

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