申请人:The Institute of Applied Catalysis
公开号:US06664380B1
公开(公告)日:2003-12-16
Free perfluorosulfonylmethide compounds and metal salts thereof show strong catalytic activity in carbon-carbon bond formation reactions, in amounts as low as 0.1 mole %. Fluorous media may be used, especially biphasic fluorous media enabling ready recycling of the catalyst. The formula thereof is: M[C(SO2R1)3−(m+q)(SO2R2)m(SO2R3)q]x where M is H, Sc, Y, La, Ce, Pr, Nd, Sm Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, Zr, Hf, Th, Nb, Ta, U, Bi, Al, Ga, In or Tl, x is the common oxidation state of a said metal M, R1, R2 and R3 are perfluorinated or polyfluoronated hydrocarbon, ether or amine moieties or mixtures thereof and m+q=0, 1, 2 or 3 (m and q being zero or integers).
氟代磺酰甲基化合物及其金属盐在碳-碳键形成反应中表现出强大的催化活性,即使含量低至0.1摩尔%。可以使用氟介质,特别是双相氟介质,可实现催化剂的便捷循环利用。其化学式为:M[C(SO2R1)3−(m+q)(SO2R2)m(SO2R3)q]x,其中M为H、Sc、Y、La、Ce、Pr、Nd、Sm、Eu、Gd、Tb、Dy、Ho、Er、Tm、Yb、Lu、Zr、Hf、Th、Nb、Ta、U、Bi、Al、Ga、In或Tl,x为所述金属M的常见氧化态,R1、R2和R3为全氟或多氟烃、醚或胺基团或其混合物,m+q=0、1、2或3(m和q为零或整数)。