2,2′-Bis(trifluoromethyl)-4,4′-diaminodiphenyl ether (6FODA)

Basic Information of 6FODA

Product Name	2,2'-Bis(trifluoromethyl)-4,4'-diaminodiphenyl ether
Abbreviation	6FODA
CAS Number	344-48-9
Product Type	Fluorinated ether-containing diamine monomer
Molecular Formula	C14H10F6N2O
Molecular Weight	336.23 g/mol
Appearance	Off-white to white powder
Purity	≥ 99.9%
Main Application	Fluorinated, transparent, low-dielectric and processable polyimide synthesis
Package	1 kg/bottle, 20 kg/drum, or customized packaging
Documents	COA, SDS and TDS available upon request
Molecular Structure

Typical Specification of 6FODA

The above data is based on an available batch COA for 6FODA CAS 344-48-9. Final specifications, batch data and documentation should be confirmed by the latest COA before order confirmation.

Key Features in Polyimide Design

• Fluorinated diamine structure, relevant to fluorinated polyimide diamine applications.

• Trifluoromethyl groups may help reduce polarizability and support low-dielectric behavior depending on the paired dianhydride and polymer design.

• Ether linkage may improve chain flexibility, solubility and processability in selected polyimide systems.

• Reduced intermolecular interactions may support transparent and optical polyimide materials depending on the full polymer structure.

• The final material properties depend on monomer purity, dianhydride selection, solvent system, midization conditions and processing method.

Pairing 6FODA with Dianhydride Monomers

In polyimide synthesis, 6FODA may be evaluated with selected polyimide dianhydride monomers to design fluorinated, flexible and processable PI systems. Fluorinated dianhydrides such as 6FDA CAS 1107-00-2 may be considered when transparent, low-dielectric or low-moisture-uptake polyimide systems are required.

Rigid aromatic dianhydrides such as BPDA CAS 2420-87-3 or BTDA CAS 2421-28-5 may support thermal resistance and dimensional stability, while ether-containing dianhydrides such as ODPA CAS 1823-59-2 may further support processability and film-forming behavior.

Application Context of 6FODA in Polyimide Systems

6FODA is typically used as a structural monomer rather than a finished application material. It is commonly discussed in fluorinated, transparent, flexible and low-dielectric polyimide material development, where ether linkages and trifluoromethyl groups can influence free volume, dielectric behavior, optical properties and processability.

• Fluorinated polyimide diamine applications – monomer selection for fluorinated PI systems.

• Transparent and optical polyimide materials – optical clarity and reduced coloration in PI design.

• Flexible and processable polyimide formulations – solubility, chain flexibility and film formation considerations.

• Electronics and semiconductor polyimide applications – low-dielectric and insulation-related material requirements.

Related Polyimide Monomer Supply Guides

For a broader technical overview of both diamine and dianhydride monomer families, please review Polyimide Monomers: Diamines and Dianhydrides.

Related Polyimide Monomers

• TFMB / TFDB CAS 341-58-2 – fluorinated diamine for transparent, low-dielectric and high-performance PI systems.

• 6FDA CAS 1107-00-2 – fluorinated dianhydride often considered in transparent and low-dielectric PI systems.

• 6FAPB CAS 94525-05-0 – fluorinated ether diamine for transparent, flexible and low-dielectric PI material design.

COA, SDS and Technical Documentation

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