2,7-DIBROMO-9-FLUORENONE
2,7-dibromo-9-fluorenone
CAS: 14348-75-5
Molecular Formula: C13H6Br2O
2,7-DIBROMO-9-FLUORENONE - Names and Identifiers
| Name | 2,7-dibromo-9-fluorenone |
| Synonyms | K0006 DibroMo-9-fluoren 2,7-DIBROMOFLUORENONE 2,7-Dibromofluorenone 2,7-Dibromo fluorenone 2,7-DIBROMO-9-FLUORENONE 2,7-dibromo-9-fluorenone 2,7-DIBROMO-FLUOREN-9-ONE 2,7-Dibromo-9H-fluoren-9-one 2,7-DIBROMO-9H-FLUOREN-9-ONE 2,7-Dibromo-9-Fluorenone (DBF) |
| CAS | 14348-75-5 |
| EINECS | 604-362-6 |
| InChI | InChI=1/C13H6Br2O/c14-7-1-3-9-10-4-2-8(15)6-12(10)13(16)11(9)5-7/h1-6H |
| InChIKey | CWGRCRZFJOXQFV-UHFFFAOYSA-N |
2,7-DIBROMO-9-FLUORENONE - Physico-chemical Properties
| Molecular Formula | C13H6Br2O |
| Molar Mass | 337.99 |
| Density | 1.907±0.06 g/cm3(Predicted) |
| Melting Point | 203-205 °C (lit.) |
| Boling Point | 451.4±38.0 °C(Predicted) |
| Flash Point | 163°C |
| Solubility | soluble in Tetrahydrofuran |
| Vapor Presure | 2.44E-08mmHg at 25°C |
| Appearance | Crystalline powder |
| Color | Light orange to Yellow to Green |
| Storage Condition | Sealed in dry,Room Temperature |
| Refractive Index | 1.71 |
| MDL | MFCD00010790 |
2,7-DIBROMO-9-FLUORENONE - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | 36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S37/39 - Wear suitable gloves and eye/face protection |
| WGK Germany | 3 |
| HS Code | 29147000 |
| Hazard Class | IRRITANT |
2,7-DIBROMO-9-FLUORENONE - Reference Information
| preparation | 12.4g(77.75mmol) of bromine and 85mL of water were added to a 250mL four-necked flask with thermometer, reflux condenser tube and mechanical stirring, 10g(55.56mmol) of fluorenone under stirring, heated, reacted at 95-100 ℃ for 3 hours, stopped the reaction and cooled to room temperature; adjust the pH value of the reaction system to neutral, add 9.3g(58.31mmol) of bromine, heat to 95-100 ℃ for 4 hours under stirring, stop the reaction and cool to room temperature; adjust the pH value of the reaction system to neutral, add 6.3g(38.87mmol) of bromine, heat to 95-100 ℃ for 4 hours under stirring, and stop the reaction; cooling, suction filtration, the obtained solid was washed three times with 30mL of water and dried to obtain yellow solid product with 98% yield. |
| Uses | Pharmaceutical intermediates are also important intermediates for the synthesis of optoelectronic materials |
Last Update：2024-04-10 22:29:15
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