5,6-Diamino-3-methyl-2-(methylthio)pyrimidin-4(3H)-one CAS 39008-28-1

Description

Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 5,6-Diamino-3-methyl-2-(methylthio)pyrimidin-4(3H)-one.

CATO supplies 5,6-Diamino-3-methyl-2-(methylthio)pyrimidin-4(3H)-one (CAS 39008-28-1), a certified reference material (molecular formula C6H10N4OS, MW 186.23 g/mol) for analytical method development and quality control.

Structurally, 5,6-Diamino-3-methyl-2-(methylthio)pyrimidin-4(3H)-one (C6H10N4OS) contains an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 186.23 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

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), 5,6-Diamino-3-methyl-2-(methylthio)pyrimidin-4(3H)-one 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

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