N,N-Diethyl-2-((5-(thiophen-2-ylethynyl)pyrimidin-2-yl)oxy)ethanamine CAS 87148-57-0

Purity 97%+In StockPharmaceutical Standards
CAS No.87148-57-0
Molecular FormulaC16H19N3OS
Molecular Weight301.41 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

N,N-Diethyl-2-((5-(thiophen-2-ylethynyl)pyrimidin-2-yl)oxy)ethanamine CAS 87148-57-0 chemical structure

Description

The occurrence of N,N-Diethyl-2-((5-(thiophen-2-ylethynyl)pyrimidin-2-yl)oxy)ethanamine is closely related to a nitrogen-containing heterocyclic scaffold, 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.

N,N-Diethyl-2-((5-(thiophen-2-ylethynyl)pyrimidin-2-yl)oxy)ethanamine (CAS 87148-57-0) is a high-purity analytical reference standard with the molecular formula C16H19N3OS and a molecular weight of 301.41 g/mol.

Structurally, N,N-Diethyl-2-((5-(thiophen-2-ylethynyl)pyrimidin-2-yl)oxy)ethanamine (C16H19N3OS) contains a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 301.41 g/mol, it falls into the moderately-high-molecular-weight range. 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 FormulaC16H19N3OS
Molecular Weight301.41 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.)1981
Nitrogen Atoms3
Sulfur Atoms1

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