(Z)-3-(((2-Methoxyphenyl)amino)methylene)chromane-2,4-dione CAS 95522-73-9

Description

Compared with other compounds in its class, the molecular weight of 295.29 g/mol gives (Z)-3-(((2-Methoxyphenyl)amino)methylene)chromane-2,4-dione distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

(Z)-3-(((2-Methoxyphenyl)amino)methylene)chromane-2,4-dione (CAS 95522-73-9), molecular formula C17H13NO4 and molecular weight 295.29 g/mol, is a CATO reference standard with documented purity and traceability.

Owing to a flavonoid core, an amide group, a hydroxyl group, an ether linkage, (Z)-3-(((2-Methoxyphenyl)amino)methylene)chromane-2,4-dione is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 295.29 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.

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

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