Ethyl 5,6-Difluoro-1H-indole-2-carboxylate CAS 169674-34-4
| CAS No. | 169674-34-4 |
| Molecular Formula | C11H9F2NO2 |
| Molecular Weight | 225.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Ethyl 5,6-Difluoro-1H-indole-2-carboxylate (CAS 169674-34-4) is a high-purity analytical reference standard with the molecular formula C11H9F2NO2 and a molecular weight of 225.19 g/mol.
Based on its molecular formula C11H9F2NO2, Ethyl 5,6-Difluoro-1H-indole-2-carboxylate 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 225.19 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
CATO manufactures Ethyl 5,6-Difluoro-1H-indole-2-carboxylate under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C11H9F2NO2 |
| Molecular Weight | 225.19 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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.) | 2005 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
Related Ethyl Standards
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- 2,2-Difluoro-3-(1H-indol-3-yl)propanoic acid (CAS 1897628-22-6)
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Recommended Standards
- 2-Amino-4-((trifluoromethyl)sulfinyl)phenol (CAS 1616682-59-7)
- 2-Trifluoromethanesulfonylaniline (CAS 17095-18-0)
- 1-(3-(2,6-Difluorophenyl)-1,2,4-oxadiazol-5-yl)ethanamine (CAS 1526549-04-1)
- 2-(Methylsulfonyl)-5-(trifluoromethyl)pyridine (CAS 178204-50-7)
- (S)-3-(3-Fluorophenyl)-2-hydroxypropionic Acid (CAS 159415-52-8)
- 1-(4-(Prop-2-yn-1-yl)piperazin-1-yl)prop-2-en-1-one (CAS 1183064-65-4)
- Bis(4-hydroxyphenyl)acetic Acid (CAS 40232-93-7)
- 1,2,6,8-Tetramethylquinolin-4(1H)-one (CAS 1209161-11-4)
- 2-Ethyl-3-oxo-2,3-dihydropyridazine-4-carboxylic acid (CAS 1443286-92-7)
- Naphazoline hydrochloride (CAS 550-99-2)
- tert-Butyl 5-amino-3-oxo-2,3-dihydro-1H-indazole-1-carboxylate (CAS 1036389-72-6)
- SF 11 (CAS 443292-81-7)
- (1S,2R,4R)-1-ethenyl-1-methyl-2,4-bis(prop-1-en-2-yl)cyclohexane (CAS 674819-49-9)
- Neuropeptide FF (CAS 99566-27-5)
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