Introduction：Basic information about CAS 171408-84-7|2,7-Dibromo-9,9'-spirobifluorene, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
| Common Name | 2,7-Dibromo-9,9'-spirobifluorene |
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| CAS Number | 171408-84-7 | Molecular Weight | 474.187 |
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| Density | 1.7±0.1 g/cm3 | Boiling Point | 557.4±50.0 °C at 760 mmHg |
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| Molecular Formula | C25H14Br2 | Melting Point | / |
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| MSDS | USA | Flash Point | 335.1±29.4 °C |
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Names
| Name | 2,7-Dibromo-9,9-Spiro-Bifluorene |
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| Synonym | More Synonyms |
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Chemical & Physical Properties
| Density | 1.7±0.1 g/cm3 |
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| Boiling Point | 557.4±50.0 °C at 760 mmHg |
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| Molecular Formula | C25H14Br2 |
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| Molecular Weight | 474.187 |
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| Flash Point | 335.1±29.4 °C |
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| Exact Mass | 471.946198 |
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| LogP | 8.04 |
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| Vapour Pressure | 0.0±1.5 mmHg at 25°C |
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| Index of Refraction | 1.804 |
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| InChIKey | UPJLZKCEPFAKSH-UHFFFAOYSA-N |
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| SMILES | Brc1ccc2c(c1)C1(c3ccccc3-c3ccccc31)c1cc(Br)ccc1-2 |
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Safety Information
| Hazard Codes | Xn |
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| RIDADR | NONH for all modes of transport |
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| HS Code | 2903999090 |
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Customs
| HS Code | 2903999090 |
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| Summary | 2903999090 halogenated derivatives of aromatic hydrocarbons VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0% |
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Synonyms
| 2,7-Dibromo-9,9'-spirobi[fluorene] |
| 2,7-Dibromo-9,9'-spiro-bifluorene |
| 2,7-DibroMo-9,9'-spirobi[9H-fluorene] |
| 2',7'-dibromo-9,9'-spirobi[fluorene] |
| 2,7-Dibromo-9,9'-spirobifluorene |
| 2,7-Dibromo-9,9′-spirobifluorene |
| 9,9'-Spirobi[9H-fluorene], 2,7-dibromo- |
| 2′,7′-dibromo-9,9′-spirobifluorene |
| 2,7-Dibromo-9,9-spiro-bifluorene |
