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    • 8. 发明公开
    • Heteroatom containing perfluoroalkyl terminated neopentyl sulfates and salts thereof
    • 新戊酰硫酸盐终端物,ein Heteroatom enthaltenden全氟烷基葡聚糖和deeth盐。
    • EP0481919A2
    • 1992-04-22
    • EP91810771.5
    • 1991-10-01
    • CIBA-GEIGY AG
    • Karydas, AthanasiosLoh, Yung
    • C07C323/12C07C323/25C07C317/18C07C305/10C07C311/09C07C323/41D21H17/11D21H17/09C07C323/49D06M13/265D06M13/144D06M13/408D21H13/16D06M13/438D06M13/402
    • C07C323/25C07C305/06C07C305/10C07C317/18C07C317/28C07C323/12C07C323/41C07C323/49D06M13/144D06M13/265D06M13/408D21H17/09D21H17/11
    • The present invention relates to perfluoroalkyl substituted sulfates and salts thereof of the formulas

              (R f X CH₂) x C(CH₂OH) y (CH₂OSO₃-M+) z    (I)


      or

              (R f E X CH₂) x C(CH₂OH) y (CH₂OSO₃-M+) z    (II)


      which are prepared by sulfation of perfluoroalkyl substituted alcohols of the formulas

              (R f X CH₂) x C(CH₂OH) q    (III)


      or

              (R f E X CH₂) x C(CH₂OH) q    (IV)


      wherein
      R f is a straight or branched chain perfluoroalkyl of 1 to 18 carbon atoms or said perfluoroalkyl substituted by perfluoroalkyl of 2 to 6 carbon atoms, or mixtures thereof,
      E is branched or straight chain alkylene of 1 to 10 carbon atoms or said alkylene interrupted by one to three groups selected from the group consisting of -NR-, -O-, -S-, -SO₂-, -COO-, -OOC-, -CONR-, -NRCO-, -SO₂NR- and -NRSO₂ or terminated at the R f end with -CONR- or -SO₂NR-, where R f is attached to the carbon or sulfur atom, and
      for formula II, X is -S-, -O-, SO₂-, or -NR-, and
      for formula I, X is -CONR- or -SO₂NR-, where R f is attached to the carbon or sulfur atom, and where R is independently hydrogen, alkyl of 1 to 6 carbon atoms or hydroxyalkyl of 2 to 6 carbon atoms;
      x is 1,2 or 3; y is 0, 1 or 2; z is 1, 2 or 3; q is 1,2 or 3; x+y+z=4 and
      x+q=4;
      M is independently hydrogen, an alkali metal or organoammonium ion.
    • 本发明涉及式(Rf X CH2)xC(CH2OH)y(CH2OSO3-M +)z(I)或(RfE X CH2)xC(CH2OH)y(CH2OSO3-M +)z的全氟烷基取代的硫酸盐及其盐 (II),其通过式(Rf X CH 2)x C(CH 2 OH)q(III)或(R f E X CH 2)x C(CH 2 OH)q(IV)的全氟烷基取代的醇的硫酸化制备,其中R f是直链或支链 1至18个碳原子的全氟烷基或被2至6个碳原子的全氟烷基取代的所述全氟烷基,或其混合物,E是1-10个碳原子的支链或直链亚烷基或所述亚烷基被一至三个选自 由-NR - , - O - , - S - , - SO 2 - , - COO - , - OC - , - CONR - , - NRCO - , - SO 2 NR-和-NRSO 2组成,或者在Rf端用-CONR- 或-SO 2 NR-,其中R f连接到碳或硫原子上,对于式II,X是-S-,-O-,SO2-或-NR-,对于式I,X是-CONR-或 -SO 2 NR-,其中R f连接到碳或硫原子上,其中R是茚基 1至6个碳原子的烷基或2至6个碳原子的羟基烷基; x为1,2或3; y为0,1或2; z为1,2或3; q为1,2或3; x + y + z = 4,x + q = 4; M独立地是氢,碱金属或有机铵离子。