2-sulfanyl-3H,4H-thieno[2,3-d]pyrimidin-4-one CAS 117516-97-9

Description

The occurrence of 2-sulfanyl-3H,4H-thieno[2,3-d]pyrimidin-4-one is closely related to an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

2-sulfanyl-3H,4H-thieno[2,3-d]pyrimidin-4-one (CAS 117516-97-9), molecular formula C6H10N2OS2 and molecular weight 190.29 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C6H10N2OS2, 2-sulfanyl-3H,4H-thieno[2,3-d]pyrimidin-4-one contains an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 190.29 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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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