High-purity liquid crystal intermediates

2,2'-Bis(trifluoromethyl)benzidine   341-58-2

Synonyms:TFMB

Appearance:snowy white powder 

Purity:99.9%min 

Physical and Chemical Properties

• Molecular formula: C₁₄H₁₀F₆N₂

• Molecular weight: 320.24 g/mol

• Appearance: White to off-white crystalline powder

• Melting point: 183 – 186 °C

• Solubility: Soluble in DMF, DMAc, NMP, acetone; slightly soluble in water

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

Uses

• High-performance monomer for fluorinated polyimides (PI)

• Used in low dielectric constant, low water absorption, high transparency films for electronics and optoelectronics

• Applied in flexible OLED substrates, high-temperature insulation materials, aerospace composites

• HS Code: 2921599000