4-Fluoro-2-methylsulfanyl-pyrimidine CAS 161124-03-4

Purity 97%+In StockPharmaceutical Standards
CAS No.161124-03-4
Molecular FormulaC5H5FN2S
Molecular Weight144.17 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-Fluoro-2-methylsulfanyl-pyrimidine CAS 161124-03-4 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.

4-Fluoro-2-methylsulfanyl-pyrimidine (CAS 161124-03-4) is a high-purity analytical reference standard with the molecular formula C5H5FN2S and a molecular weight of 144.17 g/mol.

4-Fluoro-2-methylsulfanyl-pyrimidine (C5H5FN2S) contains a nitrile group, sulfur-containing functionality, fluorine substitution. Halogen substitution raises its density and boiling point; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

As a certified reference material (CRM), 4-Fluoro-2-methylsulfanyl-pyrimidine 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 FormulaC5H5FN2S
Molecular Weight144.17 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)4.0
UV AbsorptionUV-absorbing
CAS Registry Year (est.)2003
Halogen ContentF-containing
Nitrogen Atoms2
Sulfur Atoms1

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