2-(2,3-Dimethylphenoxy)-1-methyl-1H-indole-3-carbaldehyde CAS 338416-82-3
| CAS No. | 338416-82-3 |
| Molecular Formula | C18H17NO2 |
| Molecular Weight | 279.33 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
CATO supplies 2-(2,3-Dimethylphenoxy)-1-methyl-1H-indole-3-carbaldehyde (CAS 338416-82-3), a certified reference material (molecular formula C18H17NO2, MW 279.33 g/mol) for analytical method development and quality control.
Structurally, 2-(2,3-Dimethylphenoxy)-1-methyl-1H-indole-3-carbaldehyde (C18H17NO2) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 11.0, corresponding to approximately 11 ring(s) or double-bond equivalent(s). With a molecular weight of 279.33 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C18H17NO2 |
| Molecular Weight | 279.33 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| 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.) | 2025 |
| Nitrogen Atoms | 1 |
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Recommended Standards
- 2-((4-Methoxybenzyl)oxy)-4-methylquinoline (CAS 937184-70-8)
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- 4-Bromo-1,6-naphthyridine (CAS 5268-14-4)
- 6-Methylchrysene (CAS 1705-85-7)
- N-[4-(chloromethyl)-1,3-thiazol-2-yl]-N-(3-chlorophenyl)acetamide (CAS 790271-17-9)
- <SC>L</SC>-Tyrosine-3-<SUP>13</SUP>C (CAS 129077-96-9)
- 5-Chloro-3-[2-(trifluoromethyl)phenyl]-1,2,4-thiadiazole (CAS 1338218-73-7)
- Telmisartan Impurity 47 (CAS 884330-11-4)
- Ethyl 2-amino-3-(2-propyl-1h-imidazol-1-yl)propanoate (CAS 1343368-30-8)
- 2-Chloro-5-methoxyisonicotinic acid (CAS 1060801-70-8)
- 1-Bromo-2-chloro-4-fluoro-3-(fluoromethyl)benzene (CAS 2244083-98-3)
- Semaglutide impurity 89 (CAS CATO-C4X-222689)
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