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    • 84. 发明授权
    • η5:η1-cyclopentadienylidene-phosphorane constrained geometry complexes of rare earth metals
    • &eegr; 5:稀土金属的1-环戊二烯基 - 正膦面约束几何复合物
    • US09200092B2
    • 2015-12-01
    • US14235259
    • 2012-08-02
    • Nina HillesheimJörg Sundermeyer
    • Nina HillesheimJörg Sundermeyer
    • C07F17/00C07F9/54C08F4/52C08F10/00B01J31/02B01J31/22C07F9/535C08F36/08C08G63/84C08G63/82
    • C08F4/52B01J31/0235B01J31/2265B01J31/2295B01J2531/0205B01J2531/36B01J2531/37B01J2531/38C07F9/5352C07F9/54C07F17/00C08F36/08C08F2420/02C08G63/823C08G63/84C08F136/08C08F4/545
    • The invention relates to η5:η1-cyclopentadienylidene-phosphorane constrained geometry complexes of rare earth metals, abbreviated to η5:η1-CpPC-CGC, method for production and use of same. The η5:η1-CpPC-CGCs correspond to the general formula (1), wherein SE=Sc, Y, La, Ce, Pr, Nd, Pm, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb or Lu; X=independently of one another, a mono-anionic diorganoamido-, bistrimethylsilylamido-, halogenido-, alkyl-, aryl-, alkoxo-, aryloxo- or alkylaluminate (AlR4−) substituent; L=neutral ligand (PR3, NR3, pyridine), solvent molecule (THF, ether, DMF, DMSO, HMPT, tetrahydropyran THP, tetrahydrothiofuran THT); R=alkyl with up to 1-10 C atoms or mono- or polycyclical aryl with 6 to 20 C atoms; R1, R4=independently of one another H or methyl; R2, R3=independently of one another, H or methyl or tertiary butyl or together a substituted cycloalkyl group; R5, R6=methyl, n-butyl, tertiary butyl or phenyl; R7, R8=independently of one another H, trimethylsilyl, alkyl with 1-10 C atoms or mono- or polycyclical aryl with 6 to 20 C atoms, and m=0, 1, 2 or 3.
    • 本发明涉及& 5>稀土金属的1-环戊二烯基 - 正磷烷约束几何配合物,缩写为& e> 1-CpPC-CGC,其生产和使用方法。 其中SE = Sc,Y,La,Ce,Pr,Nd,Pm,Sm,Eu,Gd,Tb,Dy,Ho等于通式(1) Er,Tm,Yb或Lu; X =彼此独立,单阴离子二有机基酰胺基,双三甲基甲硅烷基氨基 - ,卤代 - ,烷基 - ,芳基 - ,烷氧基 - ,芳氧基 - 或烷基铝酸盐(AlR 4 - )取代基; L =中性配体(PR3,NR3,吡啶),溶剂分子(THF,醚,DMF,DMSO,HMPT,四氢吡喃THP,四氢噻呋喃THT); R =具有至多1-10个C原子的烷基或具有6至20个C原子的单环或多环芳基; R1,R4 =彼此独立地为H或甲基; R2,R3彼此独立地为H或甲基或叔丁基或一起取代的环烷基; R5,R6 =甲基,正丁基,叔丁基或苯基; R 7,R 8彼此独立地为H,三甲基甲硅烷基,具有1-10个C原子的烷基或具有6至20个C原子的单环或多环芳基,m = 0,1,2或3。