2-(3-Oxoisobenzofuran-1(3H)-ylidene)-2-phenyl-acetic Acid (E/Z Mixture) CAS 61658-91-1

Purity 97%+In StockPharmaceutical Standards
CAS No.61658-91-1
Molecular FormulaC16H10O4
Molecular Weight266.25 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-(3-Oxoisobenzofuran-1(3H)-ylidene)-2-phenyl-acetic Acid (E/Z Mixture) CAS 61658-91-1 chemical structure

Description

Structurally, 2-(3-Oxoisobenzofuran-1(3H)-ylidene)-2-phenyl-acetic Acid (E/Z Mixture) (C16H10O4) contains a flavonoid core, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 12.0, corresponding to approximately 12 ring(s) or double-bond equivalent(s). With a molecular weight of 266.25 g/mol, it falls into the medium-molecular-weight range. 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).

2-(3-Oxoisobenzofuran-1(3H)-ylidene)-2-phenyl-acetic Acid (E/Z Mixture) (CAS 61658-91-1) is a high-purity analytical reference standard with the molecular formula C16H10O4 and a molecular weight of 266.25 g/mol.

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), 2-(3-Oxoisobenzofuran-1(3H)-ylidene)-2-phenyl-acetic Acid (E/Z Mixture) 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 FormulaC16H10O4
Molecular Weight266.25 g/mol
AppearancePale yellow to 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
Degree of Unsaturation (DBE)12.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1974

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