2-Bromo-9,9-dimethylfluorene, CAS No. 28320-31-2

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28320-31-2

Catalog No. EBD28622

CAS 28320-31-2

Name 2-Bromo-9,9-dimethylfluorene

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Basic Information

Synonyms: 2-Bromo-9,9-dimethylfluorene 2-bromo-9,9-dimethyl-9H-fluorene 9,9-Dimethyl-2-bromofluorene 2-Bromo-9,9'-Dimethylfluorene 9,9-Dimethyl-2-bromofluorenone 2-Bromo-9,9-dimethy1-9H-fluorene

Molecular Formula: C15H13Br

Molecular Weight: 273.17

MDL Number: MFCD09261272

Categories: Materials Chemistry > Optoelectronic and Organic Semiconductor Materials > Thiophene, Pyrene, and Fluorene Derivatives

Product Description:

2-Bromo-9,9-dimethylfluorene is a brominated fluorene derivative featuring a dimethyl substitution at the 9-position, which enhances solubility and processability. The bromine atom serves as a versatile handle for cross-coupling reactions, such as Suzuki or Buchwald-Hartwig couplings. This compound is primarily utilized as a key building block in the synthesis of organic electronic materials, particularly for organic light-emitting diodes (OLEDs), organic photovoltaics (OPVs), and organic field-effect transistors (OFETs). The 9,9-dimethylfluorene core is a common structural motif in hole-transporting materials, host materials, and blue-light-emitting polymers due to its high thermal stability and rigid planar structure. It is also employed in the preparation of conjugated polymers and small-molecule semiconductors for optoelectronic devices.

Physical Properties

Melting Point: 57-62 °C

Boiling Point: 352.9 °C at 760 mmHg

Flash Point: 165.097 °C

Density: 1.346 g/cm3

Safety Information

Packing Level: III

Hazard Category: 9

Transport Codes: 3077