2-[3-(pyridin-2-ylsulfanyl)propyl]-2,3-dihydro-1H-isoindole-1,3-dione CAS 443120-58-9

Purity 97%+In StockPharmaceutical Standards
CAS No.443120-58-9
Molecular FormulaC16H14N2O2S
Molecular Weight298.36 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-[3-(pyridin-2-ylsulfanyl)propyl]-2,3-dihydro-1H-isoindole-1,3-dione CAS 443120-58-9 chemical structure

Description

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.

2-[3-(pyridin-2-ylsulfanyl)propyl]-2,3-dihydro-1H-isoindole-1,3-dione (CAS 443120-58-9) is a high-purity analytical reference standard with the molecular formula C16H14N2O2S and a molecular weight of 298.36 g/mol.

The molecular framework of 2-[3-(pyridin-2-ylsulfanyl)propyl]-2,3-dihydro-1H-isoindole-1,3-dione (C16H14N2O2S) is characterized by a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage. 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 high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.

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 FormulaC16H14N2O2S
Molecular Weight298.36 g/mol
Purity97%+
StorageStore at 2-8°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.)2025
Nitrogen Atoms2
Sulfur Atoms1

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