N-(4-(thiophen-2-yl)pyrimidin-2-yl)-2,3-dihydrobenzo[b][1,4]dioxine-2-carboxamide CAS 865660-12-4

Purity 97%+In StockPharmaceutical Standards
CAS No.865660-12-4
Molecular FormulaC17H13N3O3S
Molecular Weight339.37 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

N-(4-(thiophen-2-yl)pyrimidin-2-yl)-2,3-dihydrobenzo[b][1,4]dioxine-2-carboxamide CAS 865660-12-4 chemical structure

Description

CATO supplies N-(4-(thiophen-2-yl)pyrimidin-2-yl)-2,3-dihydrobenzo[b][1,4]dioxine-2-carboxamide (CAS 865660-12-4), a certified reference material (molecular formula C17H13N3O3S, MW 339.37 g/mol) for analytical method development and quality control.

Based on its molecular formula C17H13N3O3S, N-(4-(thiophen-2-yl)pyrimidin-2-yl)-2,3-dihydrobenzo[b][1,4]dioxine-2-carboxamide contains a steroid core, 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 339.37 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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 FormulaC17H13N3O3S
Molecular Weight339.37 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)13.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987
Nitrogen Atoms3
Sulfur Atoms1

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