2-(cyanomethyl)-N,5-dimethyl-4-oxo-3H,4H-thieno[2,3-d]pyrimidine-6-carboxamide CAS 926265-04-5

Purity 97%+In StockPharmaceutical Standards
CAS No.926265-04-5
Molecular FormulaC11H16N4O2S
Molecular Weight268.34 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-(cyanomethyl)-N,5-dimethyl-4-oxo-3H,4H-thieno[2,3-d]pyrimidine-6-carboxamide CAS 926265-04-5 chemical structure

Description

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.

CATO supplies 2-(cyanomethyl)-N,5-dimethyl-4-oxo-3H,4H-thieno[2,3-d]pyrimidine-6-carboxamide (CAS 926265-04-5), a certified reference material (molecular formula C11H16N4O2S, MW 268.34 g/mol) for analytical method development and quality control.

Based on its molecular formula C11H16N4O2S, 2-(cyanomethyl)-N,5-dimethyl-4-oxo-3H,4H-thieno[2,3-d]pyrimidine-6-carboxamide contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 268.34 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.

CATO manufactures 2-(cyanomethyl)-N,5-dimethyl-4-oxo-3H,4H-thieno[2,3-d]pyrimidine-6-carboxamide under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular FormulaC11H16N4O2S
Molecular Weight268.34 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
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
Degree of Unsaturation (DBE)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987
Nitrogen Atoms4
Sulfur Atoms1

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