9-(3,5-Dicarboxybenzyl)-9H-carbazole-3,6-dicarboxylic acid CAS 1902929-82-1
| CAS No. | 1902929-82-1 |
| Molecular Formula | C23H15NO8 |
| Molecular Weight | 433.37 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 9-(3,5-Dicarboxybenzyl)-9H-carbazole-3,6-dicarboxylic acid (CAS 1902929-82-1), a certified reference material (molecular formula C23H15NO8, MW 433.37 g/mol) for analytical method development and quality control.
9-(3,5-Dicarboxybenzyl)-9H-carbazole-3,6-dicarboxylic acid (C23H15NO8) 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).
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), 9-(3,5-Dicarboxybenzyl)-9H-carbazole-3,6-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 Formula | C23H15NO8 |
| Molecular Weight | 433.37 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 17.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Nitrogen Atoms | 1 |
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