Description

2H-Perfluoro-2-decenoic acid (CAS: 70887-84-2) is a highly fluorinated unsaturated carboxylic acid with the molecular formula C₁₀H₂F₁₆O₂. This specialty fluorochemical features a perfluorinated carbon chain with a terminal carboxylic acid group and a double bond at the 2-position, offering unique reactivity and surface-active properties. As a member of the perfluoroalkenoic acid family, it exhibits exceptional thermal stability, chemical resistance, and hydrophobicity, making it valuable for advanced material synthesis and surface modification applications.

This compound is available in high purity grades suitable for research and industrial applications. It is supplied as a clear to slightly yellow liquid with typical purity ≥95% (GC). Proper handling precautions are required due to potential reactivity of the carboxylic acid group and the persistence of perfluorinated compounds.

Key applications include: intermediate for fluoropolymer synthesis, surface treatment agent, and specialty surfactant development. The product is packaged under inert gas in amber glass bottles to ensure stability and shipped with full analytical documentation including GC-MS and NMR characterization data.

Properties

• CAS Number: 70887-84-2
• Complexity: 642
• IUPAC Name: 3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,10-hexadecafluorodec-2-enoic acid
• InChI: InChI=1S/C10H2F16O2/c11-2(1-3(27)28)4(12,13)5(14,15)6(16,17)7(18,19)8(20,21)9(22,23)10(24,25)26/h1H,(H,27,28)
• InChI Key: WHZXTVOEGZRRJM-UHFFFAOYSA-N
• Exact Mass: 457.9799299
• Molecular Formula: C10H2F16O2
• Molecular Weight: 458.10
• SMILES: C(=C(C(C(C(C(C(C(C(F)(F)F)(F)F)(F)F)(F)F)(F)F)(F)F)(F)F)F)C(=O)O
• Topological: 37.3
• Monoisotopic Mass: 457.9799299
• Synonyms: 70887-84-2, 2H-Perfluoro-2-decenoic acid, 8:2 FTUCA, 3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,10-hexadecafluorodec-2-enoic acid, 2-Decenoic acid, 3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,10-hexadecafluoro-, SCHEMBL3863628, DTXSID60825615, WHZXTVOEGZRRJM-UHFFFAOYSA-N, MSK14781, 2H-PERFLUORO-2-DECANOIC ACID, NS00117957, Q27156877, FOUEA; 8:2 FTUCA; 3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,10-Hexadecafluoro-2-decenoic acid; 2H-Perfluoro-2-decenoate; 3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,10-Heptadecafluorodecanoic acid; 3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,10-Hexadecafluorodec-2-enoic acid

2H-Perfluoro-2-decenoic acid serves as a key intermediate in the synthesis of fluorinated polymers with enhanced surface properties. Researchers utilize this compound to develop novel surfactants for fire-fighting foams and oil-repellent coatings. The unsaturated bond allows for further functionalization through addition reactions, enabling creation of tailored fluorochemicals. In materials science, it’s applied to modify surface energies in composite materials. Special precautions are required when handling due to environmental persistence concerns associated with perfluorinated compounds.

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