4-(4-Chlorophenyl)-5-(p-tolylthio)pyrimidin-2-amine CAS 338417-74-6

Purity 97%+In StockPharmaceutical Standards
CAS No.338417-74-6
Molecular FormulaC17H14ClN3S
Molecular Weight327.83 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-(4-Chlorophenyl)-5-(p-tolylthio)pyrimidin-2-amine CAS 338417-74-6 chemical structure

Description

4-(4-Chlorophenyl)-5-(p-tolylthio)pyrimidin-2-amine (CAS 338417-74-6) is a high-purity analytical reference standard with the molecular formula C17H14ClN3S and a molecular weight of 327.83 g/mol.

Based on its molecular formula C17H14ClN3S, 4-(4-Chlorophenyl)-5-(p-tolylthio)pyrimidin-2-amine contains a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 327.83 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), 4-(4-Chlorophenyl)-5-(p-tolylthio)pyrimidin-2-amine 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 FormulaC17H14ClN3S
Molecular Weight327.83 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)12.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentCl-containing
Nitrogen Atoms3
Sulfur Atoms1

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