Description

4-Bromo-9,9′-Spirobi(9H-fluorene) (CAS: 1161009-88-6) is a high-purity organic compound with the molecular formula C₂₅H₁₅Br. This spirobifluorene derivative is widely used in advanced material research, particularly in the development of organic light-emitting diodes (OLEDs), organic photovoltaics (OPVs), and other optoelectronic applications. Its rigid, planar structure and bromine substitution make it an excellent building block for synthesizing conjugated polymers and small-molecule semiconductors. Our product is rigorously tested to ensure >98% purity (HPLC), making it ideal for demanding research and industrial applications. Available in convenient quantities with detailed technical documentation, including NMR, MS, and HPLC data.

Properties

• CAS Number: 1161009-88-6
• Complexity: 518
• IUPAC Name: 4-bromo-9,9′-spirobi[fluorene]
• InChI: InChI=1S/C25H15Br/c26-23-15-7-14-22-24(23)18-10-3-6-13-21(18)25(22)19-11-4-1-8-16(19)17-9-2-5-12-20(17)25/h1-15H
• InChI Key: GQXFSXMUBDPXBG-UHFFFAOYSA-N
• Exact Mass: 394.03571
• Molecular Formula: C25H15Br
• Molecular Weight: 395.3
• SMILES: C1=CC=C2C(=C1)C3=CC=CC=C3C24C5=C(C6=CC=CC=C46)C(=CC=C5)Br
• Monoisotopic Mass: 394.03571
• Synonyms: 1161009-88-6, 4-bromo-9,9′-Spirobi[9H-fluorene], 4-bromo-9,9′-Spirobi(9H-fluorene), 807-350-0, 4-bromo-9,9′-spirobi[fluorene], 4-Bromo-9,9′-spirobifluorene, 4-bromo-9,9′-Spirobi[9H-fluorene, 9,9′-Spirobi[9H-fluorene], 4-bromo-, MFCD16660920, SCHEMBL10053123, GQXFSXMUBDPXBG-UHFFFAOYSA-N, DTXSID101298920, 4-bromo-9,9′-spirobi[fluorene], AKOS027250650, 4-Bromo-9,9a(2)-spirobi[9H-fluorene], AC-28783, DS-19126, DB-060849, B5031, CS-0095285, F15262

4-Bromo-9,9′-Spirobi(9H-fluorene) is primarily used as a key intermediate in the synthesis of hole-transport materials (HTMs) for OLEDs. Its bromine functionality allows for efficient cross-coupling reactions, enabling the construction of extended π-conjugated systems. Researchers also employ it in perovskite solar cells to enhance charge transport properties. The compound’s thermal and oxidative stability makes it suitable for high-performance electronic device fabrication. Additionally, it serves as a precursor for fluorescent dyes and sensors due to its tunable photophysical properties.

Safety and Hazards

GHS Hazard Statements

• Not Classified
• Reported as not meeting GHS hazard criteria by 1 of 1 companies. For more detailed information, please visit ECHA C&L website.

Hazard Classes and Categories

• Not Classified

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