| CAS No. | 90020-75-0 |
| Molecular Formula | C30H20O2 |
| Molecular Weight | 412.48 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
High-purity 1,1'-([9,9'-Bifluorenylidene]-2,2'-diyl)diethanone (CAS 90020-75-0) pharmaceutical standards reference standard. Molecular formula: C30H20O2. Molecular weight: 412.48 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
| Molecular Formula | C30H20O2 |
| Molecular Weight | 412.48 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, 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) | 21.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1982 |