2-(2-Methoxy-5-methylphenyl)-1H-indole-3-carboxylic acid CAS 1082289-73-3
| CAS No. | 1082289-73-3 |
| Molecular Formula | C17H15NO3 |
| Molecular Weight | 281.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 2-(2-Methoxy-5-methylphenyl)-1H-indole-3-carboxylic acid is closely related to a steroid core, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
2-(2-Methoxy-5-methylphenyl)-1H-indole-3-carboxylic acid (CAS 1082289-73-3) is a high-purity analytical reference standard with the molecular formula C17H15NO3 and a molecular weight of 281.31 g/mol.
Based on its molecular formula C17H15NO3, 2-(2-Methoxy-5-methylphenyl)-1H-indole-3-carboxylic acid contains a steroid 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 281.31 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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).
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), 2-(2-Methoxy-5-methylphenyl)-1H-indole-3-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 | C17H15NO3 |
| Molecular Weight | 281.31 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Nitrogen Atoms | 1 |
Related Methoxy Standards
- 1-Benzyl-4-methoxy-1h-indole-2-carboxylic acid (CAS 1048660-06-5)
- 2-(4-Methoxy-3-methylphenyl)-1H-indole-3-carboxylic acid (CAS 1082467-46-6)
- 2-Methoxy-4-(3-(p-tolyl)-1H-1,2,4-triazol-5-yl)phenol (CAS 1416342-85-2)
- 2-Methoxy-4-(3-(m-tolyl)-1H-1,2,4-triazol-5-yl)phenol (CAS 1416345-03-3)
- 2-Methoxy-4-(3-(o-tolyl)-1H-1,2,4-triazol-5-yl)phenol (CAS 1416347-64-2)
- 6-Methoxy-2-(4-methoxyphenyl)-1H-indole-3-carbaldehyde (CAS 158611-24-6)
- (5-Methoxy-1H-indol-1-yl)(2-methoxyphenyl)methanone (CAS 820234-18-2)
- (5-Methoxy-1H-indol-1-yl)(4-methoxyphenyl)methanone (CAS 753488-89-0)
Recommended Standards
- 5-(Benzyloxy)-6-methyl-1H-indole-3-carbaldehyde (CAS 1071973-86-8)
- 2-(2,5-Dimethoxyphenyl)-1H-indole-3-carbaldehyde (CAS 1082467-33-1)
- (2s)-2-(1-Oxo-2,3-dihydro-1h-isoindol-2-yl)-3-phenylpropanoic acid (CAS 105776-76-9)
- 3-(4-(1-Oxoisoindolin-2-yl)phenyl)propanoic acid (CAS 105590-18-9)
- 8-Methyl-3-phenyl-8-azabicyclo[3.2.1]Octan-3-ol (CAS 23869-15-0)
- n-Isopropyl-N-methyl-3-(piperidin-3-yl)propan-1-amine (CAS 1250721-85-7)
- 3-Allyl-1H-indole-5-carbonitrile (CAS 1000780-79-9)
- Piperacillin Impurity 37 (CAS CATO-C4X-173237)
- 5-(Chloromethyl)benzo[c][1,2,5]oxadiazole (CAS 871463-55-7)
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- 4-Pentyltetrahydro-2H-thiopyran (CAS 65865-32-9)
- C-Type Natriuretic Peptide (32-53) (human, porcine, rat) (CAS 127869-51-6)
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