Ethyl 5-Fluoroindole-3-acetate CAS 319-69-7
| CAS No. | 319-69-7 |
| Molecular Formula | C12H12FNO2 |
| Molecular Weight | 221.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C12H12FNO2, Ethyl 5-Fluoroindole-3-acetate contains a nitrogen-containing heterocyclic scaffold, 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 221.23 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).
Ethyl 5-Fluoroindole-3-acetate (CAS 319-69-7), molecular formula C12H12FNO2 and molecular weight 221.23 g/mol, is a CATO reference standard with documented purity and traceability.
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), Ethyl 5-Fluoroindole-3-acetate 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 | C12H12FNO2 |
| Molecular Weight | 221.23 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
Related Ethyl Standards
- Ethyl 7-Fluoroindole-3-acetate (CAS 1601476-86-1)
- Ethyl 6-Fluoroindole-3-acetate (CAS 1780994-70-8)
- Ethyl 4-Fluoroindole-3-acetate (CAS 919295-78-6)
- 5-Fluoroindole-2-carboxylic acid ethyl ester 2-ethylformate-5-fluoro indole ethyl5-fluoro-indole-2-carboxylate 2-carbethoxy-5-fluoroindole ethyl 5-fluoro-1h-indole-2-carboxylate Ethyl 5-fluoroindole-2-carboxylate 348-36-7 (CAS 348-36-7)
- Methyl 7-Fluoroindole-3-acetate (CAS 1268340-21-1)
- 5-Fluoroindole-3-acetic hydrazide (CAS 376646-57-0)
- Ethyl 5-Fluoroindole-3-carboxylate (CAS 773136-86-0)
- Ethyl 6-Fluoroindole-3-carboxylate (CAS 773136-93-9)
Recommended Standards
- Ethyl 6-fluoro-2-methylindole-3-carboxylate (CAS 886362-69-2)
- ethyl 2-cyano-3-(3-fluorophenyl)propanoate (CAS 526222-65-1)
- Ethyl 6-fluoro-7-methyl-1H-indole-2-carboxylate (CAS 396075-79-9)
- Ethyl 2-cyano-3-(2-fluorophenyl)propanoate (CAS 773084-46-1)
- 3-Hydroxy-1-methyl-1H-indazole-6-carboxylic acid (CAS 1781473-23-1)
- 2-(2-(3-Phenylisoxazol-5-yl)phenyl)acetic acid (CAS 104907-38-2)
- cis-2-Phenylcyclopentanol (CAS 2362-73-4)
- PVP K30 (CAS 25249-54-1)
- N-(5-Sulfamoyl-1,3,4-thiadiazol-2-yl)benzamide (CAS 86029-44-9)
- 4,4'-Dihexyldiphenylamine (CAS 419566-33-9)
- Lithium tetrachloropalladate(II) (CAS 15525-45-8)
- (3-Methoxyphenyl)(2-((4-methylpiperazin-1-yl)methyl)phenyl)methanone (CAS 898782-78-0)
- 144169-84-6 5-Chloro-N-(4-fluorophenyl)-1,3-dimethyl-1H-pyrazole-4-carboxamide MFCD00215402 (CAS 144169-84-6)
- TRAF6 Control Peptide trifluoroacetate salt (CAS 852690-80-3)
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