6FDA

Name

4,4'-(Hexafluoroisopropylidene)diphthalic anhydride; 6FDA

Synonyms

2,2-Bis(3,4-anhydrodicarboxyphenyl)hexafluoropropane

Molecular Formula

C₁₉H₆F₆O₆

Molecular Weight

444.24

CAS Registry Number

1107-00-2

EINECS

214-170-0

Appearance

White to light-gray coarse powder

Assay

≥99.5%

Water content

≤0.1%

Metal ions content

≤5ppm

Package

20kg / cardboard barrel

Usage

6FDA is a polyimide monorner based fluoroalkylene dianhydride mainly used to produce specialty polymeric material-fluorinated polyimides it is also useful in optical communication micnwave filters and liquid crystal oriented film