4-(Methylamino)-2-(methylthio)pyrimidine-5-carbaldehyde CAS 185040-32-8

Description

Compared with other compounds in its class, the molecular weight of 183.23 g/mol gives 4-(Methylamino)-2-(methylthio)pyrimidine-5-carbaldehyde distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

4-(Methylamino)-2-(methylthio)pyrimidine-5-carbaldehyde (CAS 185040-32-8), molecular formula C7H9N3OS and molecular weight 183.23 g/mol, is a CATO reference standard with documented purity and traceability.

Owing to an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, an aromatic ring system, 4-(Methylamino)-2-(methylthio)pyrimidine-5-carbaldehyde is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 183.23 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

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

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