3-Ethyl-5-fluoro-1H-indole-2-carboxylic acid CAS 169674-67-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 169674-67-3 |
| Molecular Formula | C11H10FNO2 |
| Molecular Weight | 207.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Ethyl-5-fluoro-1H-indole-2-carboxylic acid (CAS 169674-67-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C11H10FNO2. Molecular weight: 207.20 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C11H10FNO2 |
| Molecular Weight | 207.20 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.) | 2005 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
Related Ethyl Standards
- Methyl 5-fluoro-1-methyl-1H-indole-3-carboxylate (CAS 1014697-53-0)
- 4-Fluoro-6,7-dimethoxyquinoline (CAS 1017969-34-4)
- 3-(7-Fluoro-3-indolyl)propanoic Acid (CAS 1018656-73-9)
- 3-Fluoro-4-(2-oxopyrrolidin-1-yl)benzaldehyde (CAS 1023515-51-6)
- 2-Fluoro-4-(2-oxopyrrolidin-1-yl)benzaldehyde (CAS 1024204-73-6)
- Methyl 6-fluoro-5-methyl-1H-indole-2-carboxylate (CAS 1049685-21-3)
- Methyl 4-fluoro-2-methyl-1H-indole-3-carboxylate (CAS 1082470-27-6)
- 2-Fluoro-4-methoxy-N-(prop-2-yn-1-yl)benzamide (CAS 1088201-58-4)
Recommended Standards
- Methyl 4-(1,1-difluoroethyl)thiazole-2-carboxylate (CAS 1644548-97-9)
- 2-(4-Acetyl-3-fluorophenoxy)propanenitrile (CAS 1697381-04-6)
- 4-(4-Fluorophenyl)piperidine-2,6-dione (CAS 163631-01-4)
- 6-(Tert-butylamino)hexanoic acid (CAS 1339161-82-8)
- n'-Hydroxy-2-(1-((methylthio)methyl)cyclopropyl)acetimidamide (CAS 1562601-35-7)
- 3-(2,2-Difluoroethyl)cyclobutan-1-ol (CAS 1779935-03-3)
- 2-(2-Methylpyridin-3-yl)acetic acid (CAS 179626-66-5)
- 3-(((4-Chlorobenzyl)thio)methyl)-5-((4-fluorobenzyl)thio)-4-phenyl-4H-1,2,4-triazole (CAS 344270-29-7)
- 2-Amino-4-(2-chloro-6-fluorophenyl)-7-methyl-5-oxo-4H,5H-pyrano[4,3-b]pyran-3-carbonitrile (CAS 220986-38-9)
- Semaglutide Impurity 121 X Sodium Salt (CAS CATO-C4X-2226121)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com