(3-Oxo-1,3-dihydroisobenzofuran-1,1-diyl)bis(4,1-phenylene) diacetate CAS 5449-84-3

Description

Compared with other compounds in its class, the molecular weight of 402.40 g/mol gives (3-Oxo-1,3-dihydroisobenzofuran-1,1-diyl)bis(4,1-phenylene) diacetate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

(3-Oxo-1,3-dihydroisobenzofuran-1,1-diyl)bis(4,1-phenylene) diacetate (CAS 5449-84-3), molecular formula C24H18O6 and molecular weight 402.40 g/mol, is a CATO reference standard with documented purity and traceability.

Owing to a flavonoid core, a hydroxyl group, an ether linkage, (3-Oxo-1,3-dihydroisobenzofuran-1,1-diyl)bis(4,1-phenylene) diacetate is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 402.40 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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), (3-Oxo-1,3-dihydroisobenzofuran-1,1-diyl)bis(4,1-phenylene) diacetate 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

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