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    • 2. 发明授权
    • Ruthenium and osmium catalysts
    • 钌和锇催化剂
    • US06306987B1
    • 2001-10-23
    • US09446052
    • 1999-12-16
    • Paul Adriaan Van Der SchaafAndreas HafnerAndreas Mühlebach
    • Paul Adriaan Van Der SchaafAndreas HafnerAndreas Mühlebach
    • C08F480
    • B01J31/181B01J31/1825B01J31/2265B01J31/2282B01J31/24B01J31/2404B01J2231/14B01J2231/543B01J2531/821B01J2531/825C07F15/0013C07F15/002C08G61/08
    • Disclosed is a compound of formula (I), and its use in preparing metathesis polymers of dicyclopentadiene and/or other strained cycloolefins in which Me is ruthenium or osmium; X1 and X2 independently of one another are anionic ligands, or X1 and X2 together are a bis-anionic ligand; Y is oxygen, sulfur or the groups —NR7— or —PR7—, where R7 is hydrogen or a substituent selected from the group C1-C6alkyl, C6-C13aralkyl, sulfonyl and —C(═O)Rs2 and Rs2 is hydrogen or a substituent selected from the group C1-C12alkyl, C2-C12alkenyl, C3-C12cycloalkyl, C3-C12cycloalkenyl, C2-C11heterocycloalkyl, C2-C11heterocycloalkenyl, C5-C12aryl, C1-C9heteroaryl, C6-C14aralkyl, C2-C13heteroaralkyl, C6-C14aralkenyl and C3-C13heteroaralkenyl; n is 0 or 1; L1 is tertiary phosphine; and L2 is a neutral e− donor ligand which is coordinated to the metal atom and is attached via the bridge group C* to the carbon atom of the carbene group if n is 0 and to Y if n is 1.
    • 公开了式(I)化合物及其用于制备Me是钌或锇的二环戊二烯和/或其它应变环烯烃的复分解聚合物; X1和X2彼此独立的是阴离子配体,或者X1和X2一起是双 - 阴离子配体; Y是氧,硫或基团-NR7-或-PR7-,其中R7是氢或选自C1-C6烷基,C6-C13芳烷基,磺酰基和-C(= O)Rs2和Rs2 是选自C 1 -C 12烷基,C 2 -C 12烯基,C 3 -C 12环烷基,C 3 -C 12环烯基,C 2 -C 11杂环烷基,C 2 -C 11杂环烯基,C 5 -C 12芳基,C 1 -C 9杂芳基,C 6 -C 14芳烷基,C 2 -C 13杂芳烷基,C 6 -C14链烯基和C3-C13杂碳烯基; n为0或1; L1为叔膦; L2为与金属原子配位并通过桥基C *连接至卡宾的碳原子的中性e-供体配体 如果n为0,则为组,如果n为1则为Y。