4,6-Dioxo-2-phenyl-1H-pyrazolo[3,4-d]pyrimidin-5(2H,4H,6H)-yl benzenesulfonate CAS 16078-65-2

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.

4,6-Dioxo-2-phenyl-1H-pyrazolo[3,4-d]pyrimidin-5(2H,4H,6H)-yl benzenesulfonate (CAS 16078-65-2), molecular formula C17H12N4O5S and molecular weight 384.37 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C17H12N4O5S, 4,6-Dioxo-2-phenyl-1H-pyrazolo[3,4-d]pyrimidin-5(2H,4H,6H)-yl benzenesulfonate contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 384.37 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

CATO manufactures 4,6-Dioxo-2-phenyl-1H-pyrazolo[3,4-d]pyrimidin-5(2H,4H,6H)-yl benzenesulfonate under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

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