Methyl (2E,4E)-5-phenylpenta-2,4-dienoate CAS 1516-24-1

Purity 97%+In StockPharmaceutical Standards
CAS No.1516-24-1
Molecular FormulaC12H12O2
Molecular Weight188.22 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Methyl (2E,4E)-5-phenylpenta-2,4-dienoate CAS 1516-24-1 chemical structure

Description

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

CATO supplies Methyl (2E,4E)-5-phenylpenta-2,4-dienoate (CAS 1516-24-1), a certified reference material (molecular formula C12H12O2, MW 188.22 g/mol) for analytical method development and quality control.

Structurally, Methyl (2E,4E)-5-phenylpenta-2,4-dienoate (C12H12O2) contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 188.22 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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 FormulaC12H12O2
Molecular Weight188.22 g/mol
AppearanceOff-white to pale yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1957

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