2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-5-acetamidobenzoic acid CAS 1185296-79-0

Purity 97%+In StockPharmaceutical Standards
CAS No.1185296-79-0
Molecular FormulaC24H20N2O5
Molecular Weight416.43 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-5-acetamidobenzoic acid CAS 1185296-79-0 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 2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-5-acetamidobenzoic acid.

2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-5-acetamidobenzoic acid (CAS 1185296-79-0), molecular formula C24H20N2O5 and molecular weight 416.43 g/mol, is a CATO reference standard with documented purity and traceability.

2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-5-acetamidobenzoic acid (C24H20N2O5) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

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), 2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-5-acetamidobenzoic acid 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 FormulaC24H20N2O5
Molecular Weight416.43 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore in a cool place (≤25°C), protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)16.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1989
Nitrogen Atoms2

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