Methyl 4-methoxy-3-methylbenzofuran-2-carboxylate CAS 20052-07-7

Purity 97%+In StockPharmaceutical Standards
CAS No.20052-07-7
Molecular FormulaC12H12O4
Molecular Weight220.22 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Methyl 4-methoxy-3-methylbenzofuran-2-carboxylate CAS 20052-07-7 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 220.22 g/mol gives Methyl 4-methoxy-3-methylbenzofuran-2-carboxylate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies Methyl 4-methoxy-3-methylbenzofuran-2-carboxylate (CAS 20052-07-7), a certified reference material (molecular formula C12H12O4, MW 220.22 g/mol) for analytical method development and quality control.

Based on its molecular formula C12H12O4, Methyl 4-methoxy-3-methylbenzofuran-2-carboxylate contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 220.22 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

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 FormulaC12H12O4
Molecular Weight220.22 g/mol
AppearanceOff-white to pale yellow crystalline powder
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)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1962

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