9-Oxo-9H-fluorene-2,6-dicarboxylic acid CAS 60505-55-7

Purity 97%+In StockPharmaceutical Standards
CAS No.60505-55-7
Molecular FormulaC15H8O5
Molecular Weight268.22 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

9-Oxo-9H-fluorene-2,6-dicarboxylic acid CAS 60505-55-7 chemical structure

Description

Owing to a flavonoid core, a hydroxyl group, an ether linkage, 9-Oxo-9H-fluorene-2,6-dicarboxylic acid is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 268.22 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).

9-Oxo-9H-fluorene-2,6-dicarboxylic acid (CAS 60505-55-7), molecular formula C15H8O5 and molecular weight 268.22 g/mol, is a CATO reference standard with documented purity and traceability.

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

As a certified reference material (CRM), 9-Oxo-9H-fluorene-2,6-dicarboxylic 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 FormulaC15H8O5
Molecular Weight268.22 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, 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)12.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1974

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