(3,5-Bis(trifluoromethyl)phenyl)bis(3-nitrophenyl)phosphineoxide CAS 299176-63-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 299176-63-9 |
| Molecular Formula | C20H11F6N2O5P |
| Molecular Weight | 504.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(3,5-Bis(trifluoromethyl)phenyl)bis(3-nitrophenyl)phosphineoxide (CAS 299176-63-9) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C20H11F6N2O5P. Molecular weight: 504.28 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C20H11F6N2O5P |
| Molecular Weight | 504.28 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 13.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
Related Bis Standards
- 4,4-Bis(trifluoromethyl)-2-iodo-5,5,6,6,7,7,7-heptafluoroheptan-1-ol (CAS 1350637-03-4)
- 3-[[[3,5-Bis(trifluoromethyl)phenyl]methyl]amino]-4-[[(1R,2R)-2-(1-piperidinyl)cyclohexyl]amino]-3-cyclobutene-1,2-dione (CAS 1223105-93-8)
- 3-((3,5-Bis(trifluoromethyl)benzyl)amino)-4-(((1S,2S)-2-(piperidin-1-yl)cyclohexyl)amino)cyclobut-3-ene-1,2-dione (CAS 1570357-03-7)
- 5-({[3,5-bis(trifluoromethyl)phenyl]methyl}sulfanyl)-8,9-dimethoxy-2H,3H-imidazo[1,2-c]quinazolin-2-one (CAS 439109-35-0)
- (3,5-Bis(trifluoromethyl)phenyl)tributylstannane (CAS 717918-62-2)
- 2,6-Bis(Trifluoromethyl)-4-Pyrimidinamine (CAS 717-61-3)
- N-(3-(trifluoromethyl)phenyl)-2-(N-(3-(trifluoromethyl)phenyl)phenylsulfonamido)acetamide (CAS 337922-34-6)
- 3,4,5-Tris(4-(trifluoromethyl)phenyl)-4H-1,2,4-triazole (CAS 817638-46-3)
Recommended Standards
- Iopamidol Impurity 30 (CAS 2756222-41-8)
- 5-(3-Nitrophenyl)furan-2-carboxylicacid[2-(4-bromophenyl)benzooxazol-5-yl]amide (CAS 309292-41-9)
- Iopamidol Impurity 29 (CAS 2756222-40-7)
- 3-chloro-1-(4-fluorophenyl)propan-1-ol (CAS 31736-75-1)
- N-(2-((6-(4-Fluorophenyl)pyridazin-3-yl)oxy)ethyl)benzenesulfonamide (CAS 920256-31-1)
- Methyl 4-(4-piperidinylmethoxy)benzoatehydrochloride (CAS 1219963-77-5)
- Tofacitinib Impurity 249 (CAS CATO-C4X-1079249)
- 1-(2-(Cyclopentylmethoxy)ethyl)-1h-pyrazol-4-amine (CAS 1539453-44-5)
- 1-(4-Nitrophenyl)-3-(oxolan-2-ylmethyl)urea (CAS 903708-97-4)
- His-Cyclic-Semaglutide (CAS CATO-C4X-2226182)
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