9,9'-Spirobi[fluoren]-2-yldiphenylphosphine oxide CAS 1125547-88-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1125547-88-7 |
| Molecular Formula | C37H25OP |
| Molecular Weight | 516.57 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
9,9'-Spirobi[fluoren]-2-yldiphenylphosphine oxide (CAS 1125547-88-7) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C37H25OP. Molecular weight: 516.57 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C37H25OP |
| Molecular Weight | 516.57 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 | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 25.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
Related Spirobi Standards
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- Semaglutide impurity 65 (CAS CATO-C4X-222665)
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