1-(2-(O-tolyloxy)ethyl)-1H-indole-3-carbaldehyde CAS 299935-67-4
| CAS No. | 299935-67-4 |
| Molecular Formula | C18H17NO2 |
| Molecular Weight | 279.33 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-(2-(O-tolyloxy)ethyl)-1H-indole-3-carbaldehyde (C18H17NO2) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. Its high carbon-to-hydrogen ratio confers good lipid solubility, 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).
CATO supplies 1-(2-(O-tolyloxy)ethyl)-1H-indole-3-carbaldehyde (CAS 299935-67-4), a certified reference material (molecular formula C18H17NO2, MW 279.33 g/mol) for analytical method development and quality control.
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), 1-(2-(O-tolyloxy)ethyl)-1H-indole-3-carbaldehyde 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 | 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 |
Related O Standards
- (2-(p-Tolyloxy)acetyl)leucine (CAS 82157-54-8)
- 1-(2-(P-tolyloxy)ethyl)-1H-indole-3-carbaldehyde (CAS 333412-99-0)
- 2-(p-Tolyloxy)quinoline-3-carboxylic acid (CAS 88284-18-8)
- 2-((5-((O-tolyloxy)methyl)-1,3,4-oxadiazol-2-yl)thio)acetic acid (CAS 74228-71-0)
- 1-(2-(M-tolyloxy)ethyl)-1H-benzo[d]imidazole-2-carbaldehyde (CAS 889951-23-9)
- 1-(2-(P-tolyloxy)ethyl)-1H-benzo[d]imidazole-2-carbaldehyde (CAS 889951-28-4)
- (1-(2-(P-tolyloxy)ethyl)-1H-benzo[d]imidazol-2-yl)methanol (CAS 313067-45-7)
- 2-(o-Tolyloxy)-4H-benzo[d][1,3,2]dioxaphosphinine 2-oxide (CAS 1222-87-3)
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