4,4'-[9H-Fluoren-9-ylidenebis(4,1-phenyleneoxy)]bisbenzenamine NEW

4,4'-[9H-Fluoren-9-ylidenebis(4,1-phenyleneoxy)]bisbenzenamine    CAS :47823-88-1

Synonyms:BAF 

Appearance:white powder 

Purity:99%min 

Physical and Chemical Properties

• Molecular formula: C₃₇H₂₈N₂O₂

• Molecular weight: 532.63 g/mol

• Solubility: Soluble in polar aprotic solvents (DMF, DMAc, NMP); insoluble in water

• Stability: Stable under normal conditions; store sealed in dry, cool place

Uses

• High-performance aromatic diamine monomer for polyimides (PI)

• Imparts excellent thermal stability, high glass transition temperature (Tg), low dielectric constant, and good optical transparency to polyimide films

• Used in high-temperature resistant PI films, flexible printed circuits (FPC), advanced electronic packaging, and optical materials

• HS Code: 2921599090