4,4-Dimethyl-1-oxo-2,3,4,9-tetrahydro-1H-carbazole-6-carboxylic acid CAS 1424995-09-4
| CAS No. | 1424995-09-4 |
| Molecular Formula | C15H15NO3 |
| Molecular Weight | 257.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4,4-Dimethyl-1-oxo-2,3,4,9-tetrahydro-1H-carbazole-6-carboxylic acid (CAS 1424995-09-4) is a high-purity analytical reference standard with the molecular formula C15H15NO3 and a molecular weight of 257.28 g/mol.
Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, 4,4-Dimethyl-1-oxo-2,3,4,9-tetrahydro-1H-carbazole-6-carboxylic acid is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 257.28 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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), 4,4-Dimethyl-1-oxo-2,3,4,9-tetrahydro-1H-carbazole-6-carboxylic 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 | C15H15NO3 |
| Molecular Weight | 257.28 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Nitrogen Atoms | 1 |
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Recommended Standards
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