Bis(p-sulfonatophenyl)phenylphosphine dipotassium salt CAS 151888-20-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 151888-20-9 |
| Molecular Formula | C18H13O6PS2 2*K |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Bis(p-sulfonatophenyl)phenylphosphine dipotassium salt (CAS 151888-20-9) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C18H13O6PS2 2*K. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C18H13O6PS2 2*K |
| Molecular Weight | 459.49 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 12.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2000 |
| Sulfur Atoms | 2 |
Recommended Standards
- 2-[(cyanomethyl)(methyl)amino]-2-phenylacetonitrile (CAS 135762-90-2)
- 4-Amino-6-(difluoromethyl)-5-(trifluoromethyl)pyridin-2-ol (CAS 1805081-30-4)
- 1-(4-Chlorophenyl)-3-methoxy-2-methylpropan-2-ol (CAS 2109-92-4)
- Methyl 2-chloro-5-formylisonicotinate (CAS 1211534-97-2)
- 6-Amino-4-azaspiro[2.4]Heptan-5-one hydrochloride (CAS 2417777-63-8)
- 4-Chloro-6-methyl-1H-indazole (CAS 885521-74-4)
- Semaglutide impurity 215 (CAS CATO-C4X-2226215)
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