3-[(2-Benzoyl-3-oxo-3-phenylprop-1-en-1-yl)amino]-7-methyl-2H,5H-pyrano[4,3-b]pyran-2,5-dione CAS 220957-59-5

Purity 97%+In StockPharmaceutical Standards
CAS No.220957-59-5
Molecular FormulaC25H17NO6
Molecular Weight427.41 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3-[(2-Benzoyl-3-oxo-3-phenylprop-1-en-1-yl)amino]-7-methyl-2H,5H-pyrano[4,3-b]pyran-2,5-dione CAS 220957-59-5 chemical structure

Description

Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 3-[(2-Benzoyl-3-oxo-3-phenylprop-1-en-1-yl)amino]-7-methyl-2H,5H-pyrano[4,3-b]pyran-2,5-dione.

3-[(2-Benzoyl-3-oxo-3-phenylprop-1-en-1-yl)amino]-7-methyl-2H,5H-pyrano[4,3-b]pyran-2,5-dione (CAS 220957-59-5), molecular formula C25H17NO6 and molecular weight 427.41 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C25H17NO6, 3-[(2-Benzoyl-3-oxo-3-phenylprop-1-en-1-yl)amino]-7-methyl-2H,5H-pyrano[4,3-b]pyran-2,5-dione contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 427.41 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).

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.

As a certified reference material (CRM), 3-[(2-Benzoyl-3-oxo-3-phenylprop-1-en-1-yl)amino]-7-methyl-2H,5H-pyrano[4,3-b]pyran-2,5-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

Molecular FormulaC25H17NO6
Molecular Weight427.41 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at room temperature, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)18.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2020
Nitrogen Atoms1

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