3-Amino-1-(3,4-dimethoxybenzyl)-4-(thiophen-2-yl)azetidin-2-one CAS 1291491-14-9

Purity 97%+In StockPharmaceutical Standards
CAS No.1291491-14-9
Molecular FormulaC16H18N2O3S
Molecular Weight318.39 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3-Amino-1-(3,4-dimethoxybenzyl)-4-(thiophen-2-yl)azetidin-2-one CAS 1291491-14-9 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 318.39 g/mol gives 3-Amino-1-(3,4-dimethoxybenzyl)-4-(thiophen-2-yl)azetidin-2-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

3-Amino-1-(3,4-dimethoxybenzyl)-4-(thiophen-2-yl)azetidin-2-one (CAS 1291491-14-9), molecular formula C16H18N2O3S and molecular weight 318.39 g/mol, is a CATO reference standard with documented purity and traceability.

Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, 3-Amino-1-(3,4-dimethoxybenzyl)-4-(thiophen-2-yl)azetidin-2-one is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 318.39 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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 FormulaC16H18N2O3S
Molecular Weight318.39 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)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1990
Nitrogen Atoms2
Sulfur Atoms1

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