N-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)-5,6-dimethylthieno[2,3-d]pyrimidin-4-amine CAS 315682-22-5

Purity 97%+In StockPharmaceutical Standards
CAS No.315682-22-5
Molecular FormulaC16H15N3O2S
Molecular Weight313.37 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

N-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)-5,6-dimethylthieno[2,3-d]pyrimidin-4-amine CAS 315682-22-5 chemical structure

Description

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.

N-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)-5,6-dimethylthieno[2,3-d]pyrimidin-4-amine (CAS 315682-22-5), molecular formula C16H15N3O2S and molecular weight 313.37 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C16H15N3O2S, N-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)-5,6-dimethylthieno[2,3-d]pyrimidin-4-amine 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 313.37 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.

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.

Physical & Chemical Properties

Molecular FormulaC16H15N3O2S
Molecular Weight313.37 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)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Nitrogen Atoms3
Sulfur Atoms1

Related N Standards

Recommended Standards

Why CATO?