2-{[3-(thiophen-3-yl)-1,2,4-oxadiazol-5-yl]methyl}aniline CAS 1274049-48-7

Purity 97%+In StockPharmaceutical Standards
CAS No.1274049-48-7
Molecular FormulaC13H11N3OS
Molecular Weight257.31 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-{[3-(thiophen-3-yl)-1,2,4-oxadiazol-5-yl]methyl}aniline CAS 1274049-48-7 chemical structure

Description

Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 2-{[3-(thiophen-3-yl)-1,2,4-oxadiazol-5-yl]methyl}aniline.

2-{[3-(thiophen-3-yl)-1,2,4-oxadiazol-5-yl]methyl}aniline (CAS 1274049-48-7), molecular formula C13H11N3OS and molecular weight 257.31 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 2-{[3-(thiophen-3-yl)-1,2,4-oxadiazol-5-yl]methyl}aniline (C13H11N3OS) 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 10.0, corresponding to approximately 10 ring(s) or double-bond equivalent(s). With a molecular weight of 257.31 g/mol, it falls into the medium-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 FormulaC13H11N3OS
Molecular Weight257.31 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)10.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1990
Nitrogen Atoms3
Sulfur Atoms1

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