Trade name FC-10 Chemical name N-ethyl-N-perfluorooctylsulfonylaminoethanol CAS No.: 1691-99-2 structure formula CF3(CF2)7SO2N(C2H5)CH2CH2OH Molecular formula C12H10F17O3NS Appearance Under room temperature , it is white or yellowish waxy solid and turned into amber liquid after being melted. Melting point 55-65°C Related density @80°C 1.71g/ml Assay ≥95% Application It is a kind of nonionic fluoro-containg and the intermediate preparing various of fluoro-containg surfactants and surface treating agent. In addition the important material synthesizing perfluoro alkyl acrylate.