N,N'-(2,2'-Bis(trifluoromethyl)-[1,1'-biphenyl]-4,4'-diyl)bis(1,3-dioxo-1,3-dihydroisobenzofuran-5-carboxamide) 1226511-56-3
Synonyms:TA-TFMB
Appearance:white powder
Purity:99%min
Physical and Chemical Properties
Molecular Formula: C₃₂H₁₄F₆N₂O₈
Molecular Weight: 668.45 g/mol
Melting Point: Not available (common for high-molecular-weight aromatic imides)
Solubility: Soluble in NMP, DMAc, DMF, DMSO; insoluble in water
Density (Predicted): 1.647 ± 0.06 g/cm³
Boiling Point (Predicted): 689.1 ± 55.0 °C
Storage: Keep sealed, dry, protect from light and moisture
Applications
High-performance aromatic diimide monomer for polyimide (PI) resins and polyamide-imides (PAI).
Imparts excellent thermal stability, low dielectric constant (low-k), low water absorption, and high optical transparency to polymers.
Key material for advanced electronic packaging, flexible circuits, aerospace coatings, and optoelectronic films.
HS Code: 2925190090
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