Methyl 2-(3-methylthiophene-2-carbonyl)benzoate CAS 1443342-17-3

Purity 97%+In StockPharmaceutical Standards
CAS No.1443342-17-3
Molecular FormulaC14H12O3S
Molecular Weight260.31 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Methyl 2-(3-methylthiophene-2-carbonyl)benzoate CAS 1443342-17-3 chemical structure

Description

The occurrence of Methyl 2-(3-methylthiophene-2-carbonyl)benzoate is closely related to a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, a polycyclic aromatic system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

Methyl 2-(3-methylthiophene-2-carbonyl)benzoate (CAS 1443342-17-3) is a high-purity analytical reference standard with the molecular formula C14H12O3S and a molecular weight of 260.31 g/mol.

Based on its molecular formula C14H12O3S, Methyl 2-(3-methylthiophene-2-carbonyl)benzoate contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, a polycyclic aromatic system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 260.31 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.

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.

As a certified reference material (CRM), Methyl 2-(3-methylthiophene-2-carbonyl)benzoate meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

Molecular FormulaC14H12O3S
Molecular Weight260.31 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; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1992
Sulfur Atoms1

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