Ethyl 5,7-difluoro-3-iodo-1H-indole-2-carboxylate CAS 1334499-90-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1334499-90-9 |
| Molecular Formula | C11H8F2INO2 |
| Molecular Weight | 351.09 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Ethyl 5,7-difluoro-3-iodo-1H-indole-2-carboxylate (CAS 1334499-90-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C11H8F2INO2. Molecular weight: 351.09 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C11H8F2INO2 |
| Molecular Weight | 351.09 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 |
| 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.) | 1991 |
| Halogen Content | F/I-containing |
| Nitrogen Atoms | 1 |
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Recommended Standards
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- (R)-2-(1-((2-amino-5-bromopyridin-3-yl)oxy)ethyl)-4-fluorobenzoic acid (CAS 1454849-17-2)
- Methyl 2-[(2,4-difluorophenyl)carbamoyl]acetate (CAS 479690-12-5)
- Almotriptan Impurity 12 (CAS CATO-C4X-153812)
- Semaglutide impurity 43 (CAS CATO-C4X-222643)
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