Heynova (Shanghai) New Material Technology CO., Ltd.
Heynova (Shanghai) New Material Technology CO., Ltd.
2,2'':7'',2''''-Ter-9,9'-spirobi[9H-fluorene] 518997-91-6 C75H44

2,2'':7'',2''''-Ter-9,9'-spirobi[9H-fluorene] 518997-91-6 C75H44

CAS No.: 518997-91-6 

Product name: 2,2'':7'',2''''-Ter-9,9'-spirobi[9H-fluorene] 

Abbreviation: TSBF 

Appearance: White to off-white crystalline powder 

Purity(HPLC): ≥99% 

Molecular formula: C75H44 

Molecular weight: 945.15 

Package: In Aluminum foil bag, cartons outside. 

Storage: Preserve in a well-closed container and keep in cool, dry place, avoid light.

2,2'':7'',2''''-Ter-9,9'-spirobi[9H-fluorene] 518997-91-6 C75H44

Application of 2,2'':7'',2''''-Ter-9,9'-spirobi[9H-fluorene] 518997-91-6 C75H44


  • 2,2'':7'',2''''-Ter-9,9'-spirobi[9H-fluorene] is an organic compound appearing as a white to off-white crystalline powder. It exhibits excellent thermal stability, maintaining structural integrity at elevated temperatures. Its solubility is poor; it is insoluble in water but soluble in certain organic solvents such as chloroform and dichloromethane. 2,2'':7'',2''''-Ter-9,9'- spirobi[9H-fluorene] holds significant application value in the field of organic optoelectronic devices. Its high thermal stability and favorable carrier transport properties enable its use as an emissive layer material in organic light-emitting diodes (OLEDs).


  • It can also be employed in the fabrication of devices such as organic thin-film solar cells and organic field-effect transistors.

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2,2'':7'',2''''-Ter-9,9'-spirobi[9H-fluorene] 518997-91-6 C75H44
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