| Identification | |
| Name: | 9,9'-Spirobi[9H-fluorene],2,2',7,7'-tetrabromo- |
| Synonyms: | 2,2',7,7'-Tetrabromo-9,9'-spirobi[9H-fluorene];NSC 645359; |
| CAS: | 128055-74-3 |
| Molecular Formula: | C25H12Br4 |
| Molecular Weight: | 631.98 |
| InChI: | InChI=1/C25H12Br4/c26-13-1-5-17-18-6-2-14(27)10-22(18)25(21(17)9-13)23-11-15(28)3-7-19(23)20-8-4-16(29)12-24(20)25/h1-12H |
| Molecular Structure: | ![(C25H12Br4) 2,2',7,7'-Tetrabromo-9,9'-spirobi[9H-fluorene];NSC 645359;](https://img.guidechem.com/casimg/128055-74-3.gif) |
| Properties | |
| Flash Point: | 322.5°C |
| Boiling Point: | 633.7°C at 760 mmHg |
| Density: | 2.12g/cm3 |
| Refractive index: | 1.843 |
| Appearance: | off-white crystal |
| Specification: |
2,2',7,7'-Tetrabromo-9,9'-spirobifluorene , its cas register number is 128055-74-3. It also can be called 9,9'-spirobi[9H-fluorene], 2,2',7,7'-tetrabromo- . |
| Flash Point: | 322.5°C |
| Safety Data | |
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