2,2',7,7'-Tetra(pyridin-4-yl)-9,9'-spirobi[fluorene] CAS 1195403-94-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1195403-94-1 |
| Molecular Formula | C45H28N4 |
| Molecular Weight | 624.73 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 2,2',7,7'-Tetra(pyridin-4-yl)-9,9'-spirobi[fluorene] (CAS 1195403-94-1) pharmaceutical standards reference standard. Molecular formula: C45H28N4. Molecular weight: 624.73 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C45H28N4 |
| Molecular Weight | 624.73 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 34.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Nitrogen Atoms | 4 |
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- tert-butyl N-[(5-oxo-2,5-dihydro-1H-pyrazol-3-yl)methyl]carbamate (CAS 1803591-31-2)
- Semaglutide impurity 29 (CAS 1188328-22-4)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com