Bis(4-chlorophenyl)(phenyl)phosphine oxide CAS 54300-33-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 54300-33-3 |
| Molecular Formula | C18H13Cl2OP |
| Molecular Weight | 347.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order Bis(4-chlorophenyl)(phenyl)phosphine oxide (CAS 54300-33-3) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C18H13Cl2OP. Molecular weight: 347.17 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C18H13Cl2OP |
| Molecular Weight | 347.17 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 chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 11.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1972 |
| Halogen Content | Cl-containing |
Related Bis Standards
- Methyl 1-(2-chlorophenyl)-5-(4-chlorophenyl)-1H-pyrazole-3-carboxylate (CAS 318256-13-2)
- Methyl 1-(3-chlorophenyl)-5-(4-chlorophenyl)-1H-pyrazole-3-carboxylate (CAS 318256-12-1)
- Methyl 5-(2-chlorophenyl)-1-(4-chlorophenyl)-1H-pyrazole-3-carboxylate (CAS 318256-26-7)
- 5-(4-Chlorophenyl)-2-{[(3-chlorophenyl)methyl]sulfanyl}pyrimidine (CAS 344281-86-3)
- 5-(4-Chlorophenyl)-2-{[(4-chlorophenyl)methyl]sulfanyl}pyrimidine (CAS 344281-70-5)
- 2-[(5-{[(2-chlorophenyl)methyl]sulfanyl}-1,3,4-thiadiazol-2-yl)sulfanyl]acetohydrazide (CAS 893726-70-0)
- 2-(4-(2-Chlorophenyl)piperazin-1-yl)-N-(1-cyanocyclopentyl)acetamide (CAS 851709-21-2)
- 2-(4-(3-Chlorophenyl)piperazin-1-yl)-1-(4-methoxyphenyl)ethan-1-ol (CAS 400075-61-8)
Recommended Standards
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- 4-Allyl-5-(1-(4-chloro-3,5-dimethylphenoxy)ethyl)-4H-1,2,4-triazole-3-thiol (CAS 956576-82-2)
- Oxpoconazole Fumarate (CAS 174212-12-5)
- D-[Phe6]-Semaglutide (CAS CATO-C4X-2226213)
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