3-[5-fluoro-2-(4-methoxyphenyl)-1H-indol-3-yl]propanoic acid CAS 924220-43-9
| CAS No. | 924220-43-9 |
| Molecular Formula | C18H16FNO3 |
| Molecular Weight | 313.32 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C18H16FNO3, 3-[5-fluoro-2-(4-methoxyphenyl)-1H-indol-3-yl]propanoic acid contains a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 313.32 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
3-[5-fluoro-2-(4-methoxyphenyl)-1H-indol-3-yl]propanoic acid (CAS 924220-43-9), molecular formula C18H16FNO3 and molecular weight 313.32 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
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.
Physical & Chemical Properties
| Molecular Formula | C18H16FNO3 |
| Molecular Weight | 313.32 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
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Recommended Standards
- 3-((Tert-butoxycarbonyl)amino)-3-(3-fluoro-4-methoxyphenyl)propanoic acid (CAS 886506-21-4)
- 6-(1,4-Diazepan-1-yl)-1,3-dimethyl-4-(trifluoromethyl)-1H-pyrazolo[3,4-b]pyridine (CAS 952182-36-4)
- (2Z)-4-(4-Ethoxyphenyl)-N-(4-fluorophenyl)-4-oxobut-2-enamide (CAS 331461-93-9)
- Benzyl 2-Acetamido-2,4-dideoxy-4-fluoro-α-D-glucopyranose (CAS 290819-73-7)
- (8AR,9R,10R,11aR,Z)-10-hydroxy-9-((S,E)-3-hydroxyoct-1-en-1-yl)-4,5,8,8a,9,10,11,11a-octahydrocyclopenta[b]oxecin-2(3H)-one (CAS 55314-48-2)
- O,O',O''-(Methylsilanetriyl)tris(N,N-diethylhydroxylamine) (CAS 18418-55-8)
- 3,5,6,8-Tetrabromo-1,10-phenanthroline (CAS 66127-00-2)
- 2-Fluoro-4'-(trifluoromethoxy)biphenyl-3-carboxylic acid (CAS 1261449-75-5)
- AMN 082 DihydrochlorideDISCONTINUED PLEASE SEE A634613 (CAS 97075-46-2)
- Cefradine Impurity 28 (CAS 220275-58-1)
- 3-Chloro-5-(2,5-dimethoxyphenyl)-1,2,4-triazine (CAS 1368788-86-6)
- (R,E)-4-(3-Phosphonoallyl)piperazine-2-carboxylic acid (CAS 117414-74-1)
- 2-[2-(4-fluoro-2-methylphenyl)-1,3-thiazol-4-yl]-2-methylpropanoic acid (CAS 1803608-34-5)
- Peptide Impurity 70 TFA Salt (CAS CATO-CPTD788570)
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