2-{[(3,4-dichlorophenyl)methyl]sulfanyl}-5-methoxy-4-(2,4,5-trichlorophenoxy)pyrimidine CAS 339276-17-4

Purity 97%+In StockPharmaceutical Standards
CAS No.339276-17-4
Molecular FormulaC18H11Cl5N2O2S
Molecular Weight496.62 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-{[(3,4-dichlorophenyl)methyl]sulfanyl}-5-methoxy-4-(2,4,5-trichlorophenoxy)pyrimidine CAS 339276-17-4 chemical structure

Description

CATO supplies 2-{[(3,4-dichlorophenyl)methyl]sulfanyl}-5-methoxy-4-(2,4,5-trichlorophenoxy)pyrimidine (CAS 339276-17-4), a certified reference material (molecular formula C18H11Cl5N2O2S, MW 496.62 g/mol) for analytical method development and quality control.

Based on its molecular formula C18H11Cl5N2O2S, 2-{[(3,4-dichlorophenyl)methyl]sulfanyl}-5-methoxy-4-(2,4,5-trichlorophenoxy)pyrimidine contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 496.62 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.

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 FormulaC18H11Cl5N2O2S
Molecular Weight496.62 g/mol
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; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)12.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentCl-containing
Nitrogen Atoms2
Sulfur Atoms1

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