2-(4-Chlorophenyl)-5-methylpyrimidine-4-carboxylic acid CAS 1998460-22-2

Purity 97%+In StockPharmaceutical Standards
CAS No.1998460-22-2
Molecular FormulaC12H9ClN2O2
Molecular Weight248.67 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-(4-Chlorophenyl)-5-methylpyrimidine-4-carboxylic acid CAS 1998460-22-2 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 248.67 g/mol gives 2-(4-Chlorophenyl)-5-methylpyrimidine-4-carboxylic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies 2-(4-Chlorophenyl)-5-methylpyrimidine-4-carboxylic acid (CAS 1998460-22-2), a certified reference material (molecular formula C12H9ClN2O2, MW 248.67 g/mol) for analytical method development and quality control.

Based on its molecular formula C12H9ClN2O2, 2-(4-Chlorophenyl)-5-methylpyrimidine-4-carboxylic acid contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 248.67 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

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 FormulaC12H9ClN2O2
Molecular Weight248.67 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor)
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry, 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; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1996
Halogen ContentCl-containing
Nitrogen Atoms2

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