2-(4-Chlorophenyl)-3-(difluoromethyl)benzofuran CAS 821769-99-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 821769-99-7 |
| Molecular Formula | C15H9ClF2O |
| Molecular Weight | 278.68 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(4-Chlorophenyl)-3-(difluoromethyl)benzofuran (CAS 821769-99-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C15H9ClF2O. Molecular weight: 278.68 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C15H9ClF2O |
| Molecular Weight | 278.68 g/mol |
| 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 |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Halogen Content | F/Cl-containing |
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Recommended Standards
- 5-Chloro-3-(2-(trifluoromethyl)benzyl)-1,2,4-thiadiazole (CAS 1338218-70-4)
- Tert-butyl (6-chloro-4-(difluoromethyl)pyridin-3-yl)carbamate (CAS 2149597-34-0)
- 5-Chloro-3-{[3-(trifluoromethyl)phenyl]methyl}-1,2,4-thiadiazole (CAS 1221346-00-4)
- 3-Methyl-1-phenylimidazo[1,5-a]quinoxalin-4(5H)-one (CAS 39597-93-8)
- 2-(Methylthio)-N-(4-(p-tolyloxy)phenyl)nicotinamide (CAS 756842-73-6)
- Vilanterol Impurity 51 (CAS CATO-C4X-193551)
- 3,5-Dimethyl-2-nitropyridine (CAS 65169-41-7)
- (S)-Benzyl 3-(2-chloro-N-methylacetamido)pyrrolidine-1-carboxylate (CAS 1354011-04-3)
- [2-(2-Methoxyethoxy)pyrimidin-4-yl]methanamine hydrochloride (CAS 1439902-56-3)
- Semaglutide impurity 96 (CAS CATO-C4X-222696)
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