1450933-18-2

Basic information

• Product Name: 1-BroMo-9,9'-spirobi[9H-fluorene]
• Synonyms: 1-BroMo-9,9'-spirobi[9H-fluorene];1-Bromo-9,9'-spirobifluorene
• CAS NO: 1450933-18-2
• Molecular Formula: C25H15Br
• Molecular Weight: 395.2906
• Mol File: 1450933-18-2.mol
• Article Data: 6

Chemical Properties

• Melting Point: 214 °C
• Boiling Point: 516.5±29.0 °C(Predicted)
• Appearance: /
• Density: 1.52±0.1 g/cm3(Predicted)
• Storage Temp.: Sealed in dry,Room Temperature
• Solubility: soluble in Toluene
• CAS DataBase Reference: 1-BroMo-9,9'-spirobi[9H-fluorene](CAS DataBase Reference)
• NIST Chemistry Reference: 1-BroMo-9,9'-spirobi[9H-fluorene](1450933-18-2)
• EPA Substance Registry System: 1-BroMo-9,9'-spirobi[9H-fluorene](1450933-18-2)

Safety Data

• Hazardous Substances Data: 1450933-18-2(Hazardous Substances Data)

Usage

Description

1-Bromo-9,9'-spirobi[9H-fluorene], with the molecular formula C26H18Br, is a spirobifluorene derivative featuring a bromine atom and two fluorene units connected in a spiro configuration. This chemical compound is recognized for its high thermal and chemical stability, making it a valuable component in the development of electronic and optoelectronic devices. Its unique structure and properties render it a promising candidate for various applications in the field of organic electronics.

Uses

Used in Organic Semiconductors:
1-Bromo-9,9'-spirobi[9H-fluorene] is used as a building block for the synthesis of organic semiconductors due to its high thermal and chemical stability, which is crucial for the performance and longevity of electronic devices.
Used in Organic Light-Emitting Diodes (OLEDs):
In the display industry, 1-Bromo-9,9'-spirobi[9H-fluorene] serves as a key component in the development of materials for OLEDs. Its incorporation enhances the efficiency, brightness, and color quality of the displays, contributing to the advancement of next-generation display technologies.
Used in Electronic and Optoelectronic Devices:
1-Bromo-9,9'-spirobi[9H-fluorene] is utilized in the creation of electronic and optoelectronic devices, capitalizing on its stability and structural properties to improve device performance and reliability. Its applications span across various industries that rely on advanced materials for their electronic components.

Upstream product

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• 2052-07-5 2-Bromobiphenyl 
• 486-25-9 9-fluorenone 
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• 108-36-1 1,3-dibromobenzene 
• 615-42-9 1,2-Diiodobenzene 

Relevant articles and documents

Spirofluorene and nitrogen-containing hetercyclic organic electroluminescent material and organic luminescent device thereof

The invention provides a spirofluorene and nitrogen-containing hetercyclic organic electroluminescent material and an organic luminescent device thereof and belongs to the technical field of organic photoelectric materials. The spirofluorene and nitrogen-containing hetercyclic organic electroluminescent material structurally contains a spirofluorene structure which is a blue-light structure with excellent property, not only has higher triplet energy level and wider energy gap, but also is higher in vitrifying conversion temperature and difficult in crystallization; by connection of groups suchas phenoxazine and phenothiazine and the like in molecules, the cavity transmission capability of the blue-light main body structure is added, so that the transportation of current carriers is balanced. Compared with the prior art, the spirofluorene and nitrogen-containing hetercyclic organic electroluminescent material is applied to the organic luminescent device, is especially used as a blue luminescent material in a luminescent layer and has relatively-higher luminescent efficiency.

SPIROBIFLUORENE COMPOUNDS FOR ORGANIC ELECTROLUMINESCENT DEVICES

The present invention relates to compounds of the formula (1) which are suitable for use in electronic devices, in particular organic electroluminescent devices, and to electronic devices which comprise these compounds.

Synthesis method of 1-bromo-9,9'-spirodifluorene

The invention discloses a synthesis method of 1-bromo-9,9'-spirodifluorene, belonging to the field of organic chemical synthesis. The method comprises the following steps: in an inert gas protective atmosphere, preparing a Grignard reagent in a methyl tetrahydrofuran solvent by using 1,3-dibromobenzene as an initial raw material, continuing reacting with ortho-halogen iodobenzene and magnesium powder under the catalytic action of zinc bromide, carrying out reaction with fluorenone, carrying out hydrolysis, and carrying out intramolecular closed loop synthesis under the catalytic action of boron trifluoride to obtain the 1-bromo-9,9'-spirodifluorene. The synthesis method has the advantages of simple process and cheap and accessible raw material, obviously lowers the production cost of the product, and widens applicability of fluorene derivatives as an intermediate in organic photoelectric material design and synthesis.