Ethyl 2-(2-chloroacetamido)-4-(2,4-dimethylphenyl)thiophene-3-carboxylate CAS 730949-64-1

Purity 97%+In StockPharmaceutical Standards
CAS No.730949-64-1
Molecular FormulaC17H18ClNO3S
Molecular Weight351.85 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Ethyl 2-(2-chloroacetamido)-4-(2,4-dimethylphenyl)thiophene-3-carboxylate CAS 730949-64-1 chemical structure

Description

The occurrence of Ethyl 2-(2-chloroacetamido)-4-(2,4-dimethylphenyl)thiophene-3-carboxylate is closely related to a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

CATO supplies Ethyl 2-(2-chloroacetamido)-4-(2,4-dimethylphenyl)thiophene-3-carboxylate (CAS 730949-64-1), a certified reference material (molecular formula C17H18ClNO3S, MW 351.85 g/mol) for analytical method development and quality control.

Based on its molecular formula C17H18ClNO3S, Ethyl 2-(2-chloroacetamido)-4-(2,4-dimethylphenyl)thiophene-3-carboxylate contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 351.85 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.

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 FormulaC17H18ClNO3S
Molecular Weight351.85 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1986
Halogen ContentCl-containing
Nitrogen Atoms1
Sulfur Atoms1

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