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    • 4. 发明申请
    • Process for producing fluorinated fluorosulfonylalkyl vinyl ether
    • 制备氟化氟磺酰基烷基乙烯基醚的方法
    • US20050177001A1
    • 2005-08-11
    • US10515338
    • 2003-05-23
    • Akinari SugiyamaTatsuya OhtsukaKazuyoshi IchiharaToshiya Mantani
    • Akinari SugiyamaTatsuya OhtsukaKazuyoshi IchiharaToshiya Mantani
    • C07C303/22C07C309/82C07C39/82
    • C07C303/22C07C309/82
    • The present invention provides a process for producing a fluorinated fluorosulfonylalkyl vinyl ether represented by general formula (2): CF2=CFO(CF2CF(CF3)O)nCF2CF2SO2F  (2) wherein n is an integer from 0 to 10, comprising fluorinating a perfluorovinylether sulfonate with SF4 and HF, the perfluorovinylether sulfonate being represented by general formula (1): CF2=CFO(CF2CF(CF3)O)nCF2CF2SO3M  (1) wherein M is Ma or Mb1/2, provided that Ma is an alkali metal and Mb is an alkaline earth metal; and n is as defined above. According to the process of the invention, the fluorinated fluorosulfonylalkyl vinyl ether can be produced in high yield in an industrially advantageous manner.
    • 本发明提供一种制备由通式(2)表示的氟化氟磺酰基烷基乙烯基醚的方法:<?in-line-formula description =“In-line formula”end =“lead”?> CF 2 SUB> = CFO(CF 2 CF(CF 3 O)O)2 CF 2 CF 2 其中n为0至10的整数,包括:(1)(式中,n为0〜10的整数, 氟化全氟乙烯基醚磺酸盐与SF 4和HF氟化,全氟乙烯基醚磺酸盐由通式(1)表示:<?in-line-formula description =“In-line Formulas”end =“lead”? CF 2 CF 2 CF 2 CF 2 CF 2 CF 2 CF 2 CF 2 CF 2 CF 2 CF 2 CF 2 CF 2 CF 2 CF 2 CF 2 CF 2 CF 2 CF 3 (1)<?in-line-formula description =“In-line Formulas”end =“tail”?>其中M是 Ma或Mb <1/2>,条件是Ma是碱金属,Mb是碱土金属; 和n如上所定义。 根据本发明的方法,氟化氟磺酰基烷基乙烯基醚可以以工业上有利的方式以高产率制备。
    • 7. 发明申请
    • METHOD FOR PRODUCING FLUOROALKYL ALCOHOL
    • 生产氟代醇的方法
    • US20100168480A1
    • 2010-07-01
    • US12451659
    • 2008-05-23
    • Akinari SugiyamaAtsushi SuzukiMasahiro Tomita
    • Akinari SugiyamaAtsushi SuzukiMasahiro Tomita
    • C07C31/34
    • C07C29/00C07C31/38
    • The present invention provides a method for producing a fluoroalkyl alcohol represented by general formula (6) wherein Rf1 and Rf2 are the same or different, each represents a CF3(CF2)n group (wherein n is an integer of 0 to 10) or a CH3(CH2)m group (wherein m is an integer of 0 to 10), and at least one of Rf1 and Rf2 represents a CF3(CF2)n group, the method comprising: decarboxylating a compound represented by general formula (1) wherein Rf1 and Rf2 are the same as above; and R1 represents an optionally substituted alkyl group, an optionally substituted aryl group, an optionally substituted aralkyl group, an alkali metal, or M1/2 (wherein M represents an alkaline earth metal), in the presence of at least one member selected from the group consisting of pyridines, amines, quaternary ammonium salts, and quaternary phosphonium salts.According to the present invention, fluoroalkyl alcohol such as hexafluoroisopropyl alcohol can be easily produced with high selectivity, using an inexpensive starting material.
    • 本发明提供一种通式(6)表示的氟烷基醇的制造方法,其中Rf1和Rf2相同或不同,分别表示CF3(CF2)n基(其中n为0〜10的整数)或 CH 3(CH 2)m基团(其中m为0〜10的整数),Rf 1和Rf 2中的至少一个为CF 3(CF 2)n基团,该方法包括:将通式(1)表示的化合物脱羧, Rf1和Rf2与上述相同; 并且R 1表示任选取代的烷基,任选取代的芳基,任选取代的芳烷基,碱金属或M 1/2(其中M表示碱土金属),在选自 由吡啶,胺,季铵盐和季鏻盐组成的组。 根据本发明,使用廉价的原料,可以以高选择性容易地制备氟代烷基醇如六氟异丙醇。