4,4'-Bis(2,4-difluorophenyl)-2,2'-bipyridine CAS 854049-21-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 854049-21-1 |
| Molecular Formula | C22H12F4N2 |
| Molecular Weight | 380.34 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4,4'-Bis(2,4-difluorophenyl)-2,2'-bipyridine (CAS 854049-21-1) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C22H12F4N2. Molecular weight: 380.34 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C22H12F4N2 |
| Molecular Weight | 380.34 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
Related Bis Standards
- 2-((4-((2,6-Difluorophenyl)sulfonamido)but-2-yn-1-yl)oxy)benzamide (CAS 1448130-78-6)
- N-(3-((3,4-Difluorophenyl)amino)-3-oxo-1-phenylpropyl)benzamide (CAS 852304-07-5)
- N-(2,4-Difluorophenyl)-2-((4-ethyl-5-(thiophen-2-yl)-4H-1,2,4-triazol-3-yl)thio)acetamide (CAS 618411-91-9)
- N-(3,4-Difluorophenyl)-2-((4-ethyl-5-(thiophen-2-yl)-4H-1,2,4-triazol-3-yl)thio)acetamide (CAS 565445-20-7)
- 4-(3-(2,5-Difluorophenyl)-5,5-dimethyl-4-oxo-4,5-dihydrofuran-2-yl)benzenesulfonamide (CAS 301693-32-3)
- 5-(1-((2,6-Difluorophenyl)sulfonyl)azetidin-3-yl)-3-(pyrimidin-2-yl)-1,2,4-oxadiazole (CAS 1323775-38-7)
- 1-[(3,4-difluorophenyl)sulfonyl]-4-phenylpiperidine-4-carboxylic acid (CAS 793727-33-0)
- (2,6-Difluorophenyl)(4-((2-phenyl-1H-imidazol-1-yl)methyl)piperidin-1-yl)methanone (CAS 1351661-50-1)
Recommended Standards
- 4-(((Trifluoromethyl)sulfonyl)oxy)-2H-chromen-7-yl pivalate (CAS 2226904-90-9)
- 6-(Benzo[d][1,3]dioxol-5-yl)-2-((2-oxopropyl)thio)-4-(trifluoromethyl)nicotinonitrile (CAS 625377-10-8)
- 3-[4-(difluoromethoxy)-3-methoxyphenyl]-2-(3,4-dimethoxyphenyl)prop-2-enoic acid (CAS 379725-35-6)
- 6-Hydroxy-1H-indole-2-carboxylic acid methyl ester (CAS 116350-38-0)
- 4-(Pentan-2-yl)phenol (CAS 25735-67-5)
- N-Ethylcarbazole Impurity 3 (CAS 56166-63-3)
- 2,5-Dioxopyrrolidin-1-yl 3-(4-oxo-3,4-dihydroquinazolin-2-yl)-4-((4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzyl)oxy)benzoate (CAS 2342618-92-0)
- 3-(Tert-butyl) 6-ethyl (1R,5S)-9-methyl-7-oxo-3,9-diazabicyclo[3.3.1]nonane-3,6-dicarboxylate (CAS 1149624-36-1)
- (E)-3-(3-ethoxy-4-isopropoxyphenyl)acrylic acid (CAS 932887-53-1)
- Insulin Glargine (CAS 160337-95-1)
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