4-(4-Hydroxyphenyl)-4-oxobut-2-enoic acid CAS 24849-48-7

Purity 97%+In StockPharmaceutical Standards
CAS No.24849-48-7
Molecular FormulaC10H8O4
Molecular Weight192.17 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-(4-Hydroxyphenyl)-4-oxobut-2-enoic acid CAS 24849-48-7 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 192.17 g/mol gives 4-(4-Hydroxyphenyl)-4-oxobut-2-enoic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

4-(4-Hydroxyphenyl)-4-oxobut-2-enoic acid (CAS 24849-48-7) is a high-purity analytical reference standard with the molecular formula C10H8O4 and a molecular weight of 192.17 g/mol.

Based on its molecular formula C10H8O4, 4-(4-Hydroxyphenyl)-4-oxobut-2-enoic acid 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 192.17 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 FormulaC10H8O4
Molecular Weight192.17 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, ethanol, 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.)1964

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