2,2-Dimethyl-5-(((4-phenoxyphenyl)amino)methylene)-1,3-dioxane-4,6-dione CAS 909344-66-7

Description

This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.

2,2-Dimethyl-5-(((4-phenoxyphenyl)amino)methylene)-1,3-dioxane-4,6-dione (CAS 909344-66-7), molecular formula C19H17NO5 and molecular weight 339.34 g/mol, is a CATO reference standard with documented purity and traceability.

2,2-Dimethyl-5-(((4-phenoxyphenyl)amino)methylene)-1,3-dioxane-4,6-dione (C19H17NO5) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage. The carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

As a certified reference material (CRM), 2,2-Dimethyl-5-(((4-phenoxyphenyl)amino)methylene)-1,3-dioxane-4,6-dione 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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