Purity:≥95% Packing: Aluminum-plastic Composite Bag, Cardboard Box Net weight: 5kg, l0Kg, 25Kg Storage: Clean, dry, cool, dark place, Transportation: Corrosive solid, forbidden to mix with oxidants and food chemicals.
Hexafluorodianhydride (6FDA), whose full name is 4,4'-(hexafluoroisopropyl) diphthalic anhydride, is an important monomer for the synthesis of polyimides. The compound contains hexafluoroisopropylidene (-C₃F₆-) structural unit. The special structure plays an important role in improving the solubility, thermal stability, flame resistance, oxidation resistance, adhesion, light transmittance, dielectric constant, water absorption and color depth of polyimide, etc., which can expand effectively the application range of polyimide.
| Basic information | |
| Product Name | 4,4'-(Hexafluoroisopropylidene)diphthalic anhydride |
| Synonyms | 6FDA;6F-dianhydride;Hexafluoroisopropylidene |
| CAS | 1107-00-2 |
| Molecular Formula | C19H6F6O6 |
| Molecular Weight | 444.24 |
| EINECS | 214-170-0 |
| Chemical Properties | |
| Melting point | 244-247 °C(lit.) |
| Boiling point | 494.5±45.0 °C(Predicted) |
| Density | 1.697±0.06 g/cm3(Predicted) |
| Storage temp | Keep in dark place,Sealed in dry,Room Temperature |
| Solubility | |
| Form | Powder to crystal |
| Color | White to Almost white |
| Specific Gravity | |
| Odor | |
| PH | |
| Water Solubility | Miscible with water. |
| Safety Information | |
| Hazard Codes | C,Xi |
| Risk Statements | 34 |
| Safety Statements | 26-36/37/39-45 |
| RIDADR | UN 3261 8/PG 2 |
| WGK Germany | 1 |
| RTECS | |
| Hazard Class | 8 |
| Packing Group | II |
4,4'-(Hexafluoroisopropylidene)diphthalic anhydride is an organic synthesis intermediate and pharmaceutical intermediate.It can be used mainly as an electronic material polymer and in the laboratory research and development process, as well as in the chemical and pharmaceutical synthesis process.
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