3-[Bis(4-fluorophenyl)phosphinyl]benzenesulfonic acid sodium salt CAS 302554-19-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 302554-19-4 |
| Molecular Formula | C18H12F2O4PS Na |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-[Bis(4-fluorophenyl)phosphinyl]benzenesulfonic acid sodium salt (CAS 302554-19-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C18H12F2O4PS Na. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C18H12F2O4PS Na |
| Molecular Weight | 416.31 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
| Sulfur Atoms | 1 |
Related Bis Standards
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- Ethyl 1-(4-fluorophenyl)-5-oxo-2,5-dihydro-1H-1,2,4-triazole-3-carboxylate (CAS 1000573-68-1)
- 1000574-26-4 2-(4-Fluorophenyl)-6-methylthio-4H-thiopyran-4-one MFCD09877819 (CAS 1000574-26-4)
- Ethyl 1-(2-fluorophenyl)-5-oxo-2,5-dihydro-1H-1,2,4-triazole-3-carboxylate (CAS 1000575-18-7)
- 100074-04-2 5-(4-Fluorophenyl)-1-pentene MFCD11553774 (CAS 100074-04-2)
- 3-(2-Fluorophenyl)-4-hydroxyfuran-2(5H)-one (CAS 100074-44-0)
- N-[2-(4-fluorophenyl)ethyl]-1H-imidazole-1-carboxamide (CAS 1000931-75-8)
Recommended Standards
- 1,5-Dichloro-9-methylanthracene (CAS 27532-80-5)
- 1-(3-Chlorobenzyl)-5-methyl-1,2-dihydro-3h-pyrazol-3-imine (CAS 1004643-48-4)
- 2-(5-Chloro-2-thienyl)-3-methylpyridine (CAS 1187170-17-7)
- 4-Amino-2-methylbenzylalcohol, 97% (CAS 63405-88-9)
- azepane-1-sulfonamide (CAS 4108-89-8)
- 5-(2,6-Dimethylpyridin-3-yl)-3-methyl-1H-pyrrole-2-carboxylic acid (CAS 2111139-46-7)
- Semaglutide impurity 276 (CAS CATO-C4X-2226276)
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