2,2'':7'',2''''-Ter-9,9'-spirobi[9H-fluorene] CAS 518997-91-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 518997-91-6 |
| Molecular Formula | C75H44 |
| Molecular Weight | 945.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,2'':7'',2''''-Ter-9,9'-spirobi[9H-fluorene] (CAS 518997-91-6) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C75H44. Molecular weight: 945.15 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C75H44 |
| Molecular Weight | 945.15 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 54.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
Related Ter Standards
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