5-Bromo-2-(1,1-difluoroethyl)pyridine CAS 1256821-91-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1256821-91-6 |
| Molecular Formula | C7H6BrF2N |
| Molecular Weight | 222.03 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Bromo-2-(1,1-difluoroethyl)pyridine (CAS 1256821-91-6) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C7H6BrF2N. Molecular weight: 222.03 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C7H6BrF2N |
| Molecular Weight | 222.03 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-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 methanol, acetonitrile, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | F/Br-containing |
| Nitrogen Atoms | 1 |
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Recommended Standards
- (4-Bromo-2,5-difluorophenyl)methanamine (CAS 1256276-39-7)
- ethyl 3,6-dichloro-1,2,4-triazine-5-carboxylate (CAS 1260664-55-8)
- 4-Bromo-3,5-difluorobenzylamine (CAS 1256276-37-5)
- Methyl 2-(5-methylpyridin-2-yl)acetate (CAS 19946-10-2)
- 5-Isobenzofurancarboxylic acid, 1,3-dihydro-1,3-dioxo-, polymer with 4,4'-methylenebis[benzenamine] and rel-(3aR,4S,7R,7aS)-3a,4,7,7a-tetrahydro-4,7-methanoisobenzofuran-1,3-dione (CAS 53368-84-6)
- (S)-N-(4-(2-Chloro-1-hydroxyethyl)phenethyl)methanesulfonamide (CAS 1176485-19-0)
- N-(tert-butyl)-5-((methylamino)methyl)pyridin-2-amine (CAS 1355238-85-5)
- 1,4-Bis(3-methylpyridin-2-yl)-1,4-diazepane (CAS 946386-12-5)
- N-isopropyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-amine (CAS 1220696-30-9)
- Cycloaspeptide D (CAS 691363-62-9)
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