4-Hydroxy-2-(triphenylphosphonio)phenolate CAS 5405-63-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 5405-63-0 |
| Molecular Formula | C24H19O2P |
| Molecular Weight | 370.38 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Hydroxy-2-(triphenylphosphonio)phenolate (CAS 5405-63-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C24H19O2P. Molecular weight: 370.38 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C24H19O2P |
| Molecular Weight | 370.38 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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) | 15.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
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Recommended Standards
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- 4-Oxo-6-((pyrimidin-2-ylthio)methyl)-4H-pyran-3-yl 2-methoxybenzoate (CAS 877635-43-3)
- 2-Iodo-6-(trifluoromethyl)isonicotinic acid (CAS 1393576-24-3)
- Chlorophyll A (CAS 479-61-8)
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- Cannabinolic Acid (CBNA) (CAS 2808-39-1)
- (R)-3-Amino-3-(3-methoxy-5-(trifluoromethyl)phenyl)propan-1-ol (CAS 1336071-24-9)
- Ethyl 4-Bromopyridine-2-carboxylate (CAS 62150-47-4)
- D-Ile12-Tirzepatide (CAS CATO-CPTD788921)
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