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Atomfair 4,4′-(2,2,2-Trifluoro-1-(trifluoromethyl)ethylidene)diphthalic anhydride 6FDA dianhydride C19H6F6O6

Description 4,4′-(2,2,2-Trifluoro-1-(trifluoromethyl)ethylidene)diphthalic anhydride (CAS No. 1107-00-2) is a high-purity fluorinated aromatic anhydride with the molecular formula C19H6F6O6. This specialized compound is widely recognized for its role as a key monomer in the synthesis of advanced polyimides and other high-performance polymers. Its unique hexafluoroisopropylidene bridging group imparts exceptional thermal stability, chemical resistance, and low dielectric constants to resulting materials. The product is supplied as a fine crystalline powder with ??98% purity (HPLC), ensuring consistency for demanding research and industrial applications. Proper storage under inert atmosphere is recommended to maintain stability. Applications include use as a precursor for fluorinated polyimides in microelectronics,…

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Description

Description

4,4′-(2,2,2-Trifluoro-1-(trifluoromethyl)ethylidene)diphthalic anhydride (CAS No. 1107-00-2) is a high-purity fluorinated aromatic anhydride with the molecular formula C19H6F6O6. This specialized compound is widely recognized for its role as a key monomer in the synthesis of advanced polyimides and other high-performance polymers. Its unique hexafluoroisopropylidene bridging group imparts exceptional thermal stability, chemical resistance, and low dielectric constants to resulting materials. The product is supplied as a fine crystalline powder with ??98% purity (HPLC), ensuring consistency for demanding research and industrial applications. Proper storage under inert atmosphere is recommended to maintain stability.

Applications include use as a precursor for fluorinated polyimides in microelectronics, aerospace composites, and high-temperature adhesives. Researchers value this anhydride for developing materials with enhanced solubility in organic solvents compared to non-fluorinated analogs. The compound’s IUPAC name is 5-[2-(1,3-dioxo-2-benzofuran-5-yl)-1,1,1,3,3,3-hexafluoropropan-2-yl]-2-benzofuran-1,3-dione.

  • CAS No: 1107-00-2
  • Molecular Formula: C19H6F6O6
  • Molecular Weight: 444.2
  • Exact Mass: 444.00685688
  • Monoisotopic Mass: 444.00685688
  • IUPAC Name: 5-[2-(1,3-dioxo-2-benzofuran-5-yl)-1,1,1,3,3,3-hexafluoropropan-2-yl]-2-benzofuran-1,3-dione
  • SMILES: C1=CC2=C(C=C1C(C3=CC4=C(C=C3)C(=O)OC4=O)(C(F)(F)F)C(F)(F)F)C(=O)OC2=O
  • Synonyms: 4,4′-(Hexafluoroisopropylidene)diphthalic anhydride, 1,3-Isobenzofurandione, 5,5′-[2,2,2-trifluoro-1-(trifluoromethyl)ethylidene]bis-, 1,3-Isobenzofurandione, 5,5′-(2,2,2-trifluoro-1-(trifluoromethyl)ethylidene)bis-, 4,4′-(2,2,2-Trifluoro-1-(trifluoromethyl)ethylidene)diphthalic anhydride, 4,4′-[2,2,2-trifluoro-1-(trifluoromethyl)ethylidene]diphthalic anhydride

Application

This fluorinated dianhydride serves as a critical building block for high-performance polyimides used in flexible printed circuits and semiconductor encapsulants. The hexafluoroisopropylidene moiety improves polymer solubility while maintaining excellent thermal stability (>500??C). Researchers utilize it to develop advanced dielectric materials for next-generation microelectronics. The compound’s unique structure also facilitates studies of structure-property relationships in fluorinated polymers.

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