Methyl (2E)-4-(3,4-Dimethoxyphenyl)-4-oxobut-2-enoate CAS 80937-21-9

Purity 97%+In StockPharmaceutical Standards
CAS No.80937-21-9
Molecular FormulaC13H14O5
Molecular Weight250.25 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Methyl (2E)-4-(3,4-Dimethoxyphenyl)-4-oxobut-2-enoate CAS 80937-21-9 chemical structure

Description

Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including Methyl (2E)-4-(3,4-Dimethoxyphenyl)-4-oxobut-2-enoate.

CATO supplies Methyl (2E)-4-(3,4-Dimethoxyphenyl)-4-oxobut-2-enoate (CAS 80937-21-9), a certified reference material (molecular formula C13H14O5, MW 250.25 g/mol) for analytical method development and quality control.

Based on its molecular formula C13H14O5, Methyl (2E)-4-(3,4-Dimethoxyphenyl)-4-oxobut-2-enoate 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 250.25 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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

As a certified reference material (CRM), Methyl (2E)-4-(3,4-Dimethoxyphenyl)-4-oxobut-2-enoate 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 FormulaC13H14O5
Molecular Weight250.25 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 methanol, acetonitrile, DMSO, water (slightly soluble)
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.)1980

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