Description

[5,5′-Biisobenzofuran]-1,1′,3,3′-tetrone, 6,6′-bis(trifluoromethyl)- (CAS: 165323-75-1) is a high-purity specialty chemical with the molecular formula C₁₈H₄F₆O₆. This compound features a unique bis(isobenzofuran) core structure substituted with two trifluoromethyl groups, making it an excellent candidate for advanced materials research, organic electronics, and fluorinated polymer synthesis. Its IUPAC name, 5-[1,3-dioxo-6-(trifluoromethyl)-2-benzofuran-5-yl]-6-(trifluoromethyl)-2-benzofuran-1,3-dione, reflects its highly functionalized aromatic system. Ideal for researchers exploring fluorinated building blocks, this compound is rigorously tested for consistency and supplied with comprehensive analytical data (HPLC, NMR, MS). Store in a cool, dry environment under inert conditions to ensure stability.

Properties

• CAS Number: 165323-75-1
• Complexity: 738
• IUPAC Name: 5-[1,3-dioxo-6-(trifluoromethyl)isobenzofuran-5-yl]-6-(trifluoromethyl)isobenzofuran-1,3-dione
• InChI: InChI=1S/C18H4F6O6/c19-17(20,21)11-3-9-7(13(25)29-15(9)27)1-5(11)6-2-8-10(16(28)30-14(8)26)4-12(6)18(22,23)24/h1-4H
• InChI Key: YSOFELBLAFPEBC-UHFFFAOYSA-N
• Exact Mass: 429.99120682
• Molecular Formula: C18H4F6O6
• Molecular Weight: 430.2
• SMILES: C1=C(C(=CC2=C1C(=O)OC2=O)C(F)(F)F)C3=CC4=C(C=C3C(F)(F)F)C(=O)OC4=O
• Topological: 86.7
• Monoisotopic Mass: 429.99120682
• Synonyms: 165323-75-1, [5,5′-Biisobenzofuran]-1,1′,3,3′-tetrone, 6,6′-bis(trifluoromethyl)-, 6,6′-Bis(trifluoromethyl)-[5,5′-biisobenzofuran]-1,1′,3,3′-tetraone, starbld0033973, SCHEMBL17915436, YSOFELBLAFPEBC-UHFFFAOYSA-N

Application

This compound serves as a key intermediate in the synthesis of fluorinated organic semiconductors due to its electron-deficient aromatic system. Its trifluoromethyl groups enhance thermal and oxidative stability, making it suitable for high-performance polymer applications. Researchers also utilize it in the development of advanced coatings and optoelectronic materials, where fluorination improves hydrophobicity and dielectric properties.

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