2,6-Bis(4-bromophenyl)-4-phenylpyrylium tetrafluoroborate CAS 4577-99-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 4577-99-5 |
| Molecular Formula | C23H15Br2O BF4 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 2,6-Bis(4-bromophenyl)-4-phenylpyrylium tetrafluoroborate (CAS 4577-99-5) pharmaceutical standards reference standard. Molecular formula: C23H15Br2O BF4. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C23H15Br2O BF4 |
| Molecular Weight | 553.98 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, 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 |
| Degree of Unsaturation (DBE) | 13.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Halogen Content | F/Br-containing |
Related Bis Standards
- 3-(4-Bromophenyl)indeno[1,2-c]pyrazol-4(1H)-one (CAS 100007-87-2)
- 3-(2-Bromophenyl)-5-(2-fluorophenyl)-1,2,4-oxadiazole (CAS 1000339-25-2)
- 3-(2-Bromophenyl)-5-(2,4-dichlorophenyl)-1,2,4-oxadiazole (CAS 1000339-26-3)
- 3-(2-Bromophenyl)-5-(3-nitrophenyl)-1,2,4-oxadiazole (CAS 1000339-27-4)
- 3-(2-Bromophenyl)-5-(2-chlorophenyl)-1,2,4-oxadiazole (CAS 1000339-28-5)
- 1-(4-Bromophenyl)-α,α-dimethyl-1H-1,2,3-triazole-4-methanol (CAS 1000339-34-3)
- Ethyl 4-(4-bromophenyl)-2-oxobut-3-enoate (CAS 1000400-78-1)
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Recommended Standards
- Ethyl 6-amino-4-hydroxy-2-methylnicotinate (CAS 887572-59-0)
- 183663-89-0 (Boc-Tyr1,D-Ala2)-Leu-Enkephalin-Lys MFCD00236981 (CAS 183663-89-0)
- 2-Chloro-5,8-dimethylquinolin-4-amine (CAS 2092594-03-9)
- 4-(4-aminobutyl)-2-(2,6-dioxo-3-piperidyl)isoindoline-1,3-dione (CAS 2740655-08-5)
- 1-(5-Methylpyridin-2-yl)piperidin-4-amine hydrochloride (CAS 1185319-44-1)
- (3-(Benzylamino)-5-chlorophenyl)boronic acid (CAS 1186403-20-2)
- Delta-Sleep Inducing Peptide (CAS 62568-57-4)
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