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    • 6. 发明申请
    • METHOD FOR REDUCING HALOGENOBENZOIC ACID ESTER USING RUTHENIUM CARBONYL COMPLEX
    • 使用碳酸氢钠复合物降低卤代苯甲酸酯的方法
    • US20140163257A1
    • 2014-06-12
    • US14100163
    • 2013-12-09
    • TAKASAGO INTERNATIONAL CORPORATION
    • Kiyoto HORIOsamu OGATAWataru KURIYAMA
    • C07C51/60
    • C07C51/60C07C29/149C07C33/46
    • An object of the present invention is to provide a method for reducing a halogenobenzoic acid ester, in which dehalogenation is inhibited, by using a readily available catalyst. The method comprises reducing an ester with hydrogen gas by using an aromatic hydrocarbon as a solvent in the presence of a ruthenium complex represented by the following general formula (1): RuXY(CO)(L)  (1) where X and Y represent monovalent anionic ligands, and L represents a tridentate aminodiphosphine ligand represented by the following general formula (2): where RZ1 represents an alkyl group having 1 to 4 carbon atoms, each RZ2 represents an alkyl group having 1 to 4 carbon atoms or a halogen atom, any adjacent two RZ2s may form a ring, Hal represents a halogen atom, and n represents 0 to 4.
    • 本发明的目的是提供一种通过使用容易获得的催化剂来还原其中脱卤被抑制的卤代苯甲酸酯的方法。 该方法包括在由以下通式(1)表示的钌络合物存在下,通过使用芳族烃作为溶剂,用氢气还原酯:RuXY(CO)(L)(1)其中X和Y表示一价 阴离子配位体,L表示由以下通式(2)表示的三齿氨基二膦配体:其中RZ1表示碳原子数1〜4的烷基,各RZ2表示碳原子数为1〜4的烷基或卤素原子, 任何相邻的两个RZ2可以形成环,Hal表示卤素原子,n表示0至4。
    • 9. 再颁专利
    • Process for producing a fluorine atom-containing sulfonyl fluoride compound
    • 含氟原子的磺酰氟化合物的制造方法
    • USRE41357E1
    • 2010-05-25
    • US12234140
    • 2008-09-19
    • Masahiro ItoKunio WatanabeTakashi OkazoeIsamu KanekoDaisuke Shirakawa
    • Masahiro ItoKunio WatanabeTakashi OkazoeIsamu KanekoDaisuke Shirakawa
    • C07C69/66C07C309/00
    • C07C309/82C07C51/60C07C303/22C07C59/135
    • The present invention provides a process whereby fluorine atom-containing sulfonyl fluoride compound(s) useful as e.g. materials for ion-exchange membranes, can be produced efficiently and at low cost without structural limitations while solving the difficulties in production. Namely, the present invention provides a process which comprises reacting XSO2RA-E1 (1) with RB-E2 (2) to form XSO2RA-E-RB (3), then reacting (3) with fluorine in a liquid phase to form FSO2RAF-EF-RBF (4), and further, decomposing the compound to obtain FSO2RAF-EF1 (5), wherein RA is a bivalent organic group, E1 is a monovalent reactive group, RB is a monovalent organic group, E2 is a monovalent reactive group which is reactive with E1, E is a bivalent connecting group formed by the reaction of E1 with E2, RAF is a bivalent organic group formed by the fluorination of RA, etc., RBF is the same group as RB, etc., EF is a bivalent connecting group formed by the fluorination of E, etc., EF1 is a monovalent group formed by the decomposition of EF, and X is a halogen atom.
    • 本发明提供了一种可用于例如氟原子的磺酰氟化合物的方法。 用于离子交换膜的材料可以在没有结构限制的情况下有效且低成本地生产,同时解决生产上的困难。 即,本发明提供了使XSO 2RA-E1(1)与RB-E2(2)反应形成XSO 2RA -E-RB(3),然后使(3)与氟在液相中反应形成FSO 2RAF- EF-RBF(4),进一步分解化合物,得到FSO2RAF-EF1(5),其中RA为二价有机基团,E1为单价反应性基团,RB为一价有机基团,E2为单价反应性基团 E是与E1反应的二价连接基团,E是通过E1与E2的反应形成的二价连接基团,RAF是通过RA的氟化形成的二价有机基团等,RBF与RB等同,EF是 通过E的氟化形成的二价连接基团等,EF1是通过EF的分解形成的一价基团,X是卤素原子。