| CAS No. | 223723-78-2 |
| Molecular Formula | C48H46N8 Cl |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Pyridinium, 2,2′,2′′,2′′′-(21H,23H-porphine-5,10,15,20-tetrayl)tetrakis[1-ethyl-, tetrachloride (CAS 223723-78-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C48H46N8 Cl. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
| Molecular Formula | C48H46N8 Cl |
| Molecular Weight | 770.40 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 29.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2020 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 8 |