3-Amino-5-(thiophen-2-yl)-3H,4H-thieno[2,3-d]pyrimidin-4-one CAS 315684-53-8

Purity 97%+In StockPharmaceutical Standards
CAS No.315684-53-8
Molecular FormulaC10H7N3OS2
Molecular Weight249.31 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3-Amino-5-(thiophen-2-yl)-3H,4H-thieno[2,3-d]pyrimidin-4-one CAS 315684-53-8 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 249.31 g/mol gives 3-Amino-5-(thiophen-2-yl)-3H,4H-thieno[2,3-d]pyrimidin-4-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies 3-Amino-5-(thiophen-2-yl)-3H,4H-thieno[2,3-d]pyrimidin-4-one (CAS 315684-53-8), a certified reference material (molecular formula C10H7N3OS2, MW 249.31 g/mol) for analytical method development and quality control.

3-Amino-5-(thiophen-2-yl)-3H,4H-thieno[2,3-d]pyrimidin-4-one (C10H7N3OS2) contains a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage. Its high carbon-to-hydrogen ratio confers good lipid solubility; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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.

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 FormulaC10H7N3OS2
Molecular Weight249.31 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Nitrogen Atoms3
Sulfur Atoms2

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