N-((5-(Ethylthio)-4-(2-methoxyphenyl)-4H-1,2,4-triazol-3-yl)methyl)-3-methoxybenzamide CAS 391918-76-6

Purity 97%+In StockPharmaceutical Standards
CAS No.391918-76-6
Molecular FormulaC20H22N4O3S
Molecular Weight398.48 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

N-((5-(Ethylthio)-4-(2-methoxyphenyl)-4H-1,2,4-triazol-3-yl)methyl)-3-methoxybenzamide CAS 391918-76-6 chemical structure

Description

CATO supplies N-((5-(Ethylthio)-4-(2-methoxyphenyl)-4H-1,2,4-triazol-3-yl)methyl)-3-methoxybenzamide (CAS 391918-76-6), a certified reference material (molecular formula C20H22N4O3S, MW 398.48 g/mol) for analytical method development and quality control.

Owing to a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, N-((5-(Ethylthio)-4-(2-methoxyphenyl)-4H-1,2,4-triazol-3-yl)methyl)-3-methoxybenzamide is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 398.48 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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.

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 FormulaC20H22N4O3S
Molecular Weight398.48 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)12.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Nitrogen Atoms4
Sulfur Atoms1

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