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Atomfair 4,5-Difluorophthalic Acid C8H4F2O4

Description 4,5-Difluorophthalic Acid (CAS No. 18959-31-4) is a high-purity fluorinated aromatic dicarboxylic acid with the molecular formula C8H4F2O4. This compound is a valuable building block in organic synthesis, particularly for the preparation of advanced materials, pharmaceuticals, and agrochemicals. Its rigid aromatic core and electron-withdrawing fluorine substituents make it an ideal precursor for high-performance polymers, liquid crystals, and metal-organic frameworks (MOFs). Available in >98% purity (HPLC), this product is rigorously tested for consistency and suitability in sensitive applications. Packaged under inert gas to ensure stability, it is supplied as a white to off-white crystalline powder with excellent solubility in polar organic…

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Description

Description

4,5-Difluorophthalic Acid (CAS No. 18959-31-4) is a high-purity fluorinated aromatic dicarboxylic acid with the molecular formula C8H4F2O4. This compound is a valuable building block in organic synthesis, particularly for the preparation of advanced materials, pharmaceuticals, and agrochemicals. Its rigid aromatic core and electron-withdrawing fluorine substituents make it an ideal precursor for high-performance polymers, liquid crystals, and metal-organic frameworks (MOFs). Available in >98% purity (HPLC), this product is rigorously tested for consistency and suitability in sensitive applications. Packaged under inert gas to ensure stability, it is supplied as a white to off-white crystalline powder with excellent solubility in polar organic solvents like DMF and DMSO.

  • CAS No: 18959-31-4
  • Molecular Formula: C8H4F2O4
  • Molecular Weight: 202.11
  • Exact Mass: 202.00776493
  • Monoisotopic Mass: 202.00776493
  • IUPAC Name: 4,5-difluorophthalic acid
  • SMILES: C1=C(C(=CC(=C1F)F)C(=O)O)C(=O)O
  • Synonyms: 4,5-difluorophthalic acid, 18959-31-4, 1,2-benzenedicarboxylic acid, 4,5-difluoro-, DTXSID80349161, DTXCID40300233

Application

4,5-Difluorophthalic Acid is widely used as a key intermediate in the synthesis of polyimide resins for high-temperature and dielectric applications. Its fluorinated structure enhances thermal stability and chemical resistance in specialty polymers. Researchers also employ it to develop fluorescent probes and optoelectronic materials due to its tunable electronic properties. In pharmaceutical chemistry, it serves as a precursor for active ingredients targeting metabolic disorders.

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