Description

Bis[4-(trifluoromethyl)phenyl] sulfoxide (CAS No. 143028-36-8) is a high-purity organosulfur compound with the molecular formula C₁₄H₈F₆OS. This specialized chemical features a sulfinyl group bridging two 4-(trifluoromethyl)phenyl rings, offering unique electronic properties due to the strong electron-withdrawing effects of the trifluoromethyl groups. With an IUPAC name of 1-(trifluoromethyl)-4-[4-(trifluoromethyl)phenyl]sulfinylbenzene, it is supplied as a crystalline solid with ≥98% purity (HPLC), ideal for advanced organic synthesis and materials research. The compound’s structural features make it valuable as a building block for ligands in catalysis, as an intermediate in pharmaceutical development, and for creating fluorinated functional materials. Proper storage at 2-8°C under inert atmosphere is recommended to maintain stability.

Properties

• CAS Number: 143028-36-8
• Complexity: 353
• IUPAC Name: 1-(trifluoromethyl)-4-[4-(trifluoromethyl)phenyl]sulfinyl-benzene
• InChI: InChI=1S/C14H8F6OS/c15-13(16,17)9-1-5-11(6-2-9)22(21)12-7-3-10(4-8-12)14(18,19)20/h1-8H
• InChI Key: CNVAMALKSHUQPU-UHFFFAOYSA-N
• Exact Mass: 338.02000502
• Molecular Formula: C14H8F6OS
• Molecular Weight: 338.27
• SMILES: C1=CC(=CC=C1C(F)(F)F)S(=O)C2=CC=C(C=C2)C(F)(F)F
• Topological: 36.3
• Monoisotopic Mass: 338.02000502
• Synonyms: 143028-36-8, Bis[4-(trifluoromethyl)phenyl] sulfoxide, 1-(trifluoromethyl)-4-[4-(trifluoromethyl)phenyl]sulfinylbenzene, Benzene, 1,1′-sulfinylbis[4-(trifluoromethyl)-, 4,4′-Sulfinylbis((trifluoromethyl)benzene), bis(4-trifluoromethylphenyl)sulfoxide, SCHEMBL3134248, DTXSID80630884, CNVAMALKSHUQPU-UHFFFAOYSA-N, 1,1′-Sulfinylbis[4-(trifluoromethyl)benzene]

Application

Bis[4-(trifluoromethyl)phenyl] sulfoxide serves as a key intermediate in the synthesis of chiral sulfoxides for asymmetric catalysis. Its electron-deficient aromatic rings make it useful in designing ligands for transition metal complexes. Researchers employ this compound in developing fluorinated liquid crystals and high-performance polymers. The sulfoxide moiety also finds application in medicinal chemistry as a pharmacophore in drug discovery programs targeting oxidative stress pathways.

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