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    • 8. 发明申请
    • SUPPORTED OLEFIN METATHESIS CATALYSTS
    • 支持的OLEFIN METATHESIS催化剂
    • WO2011069134A3
    • 2011-11-17
    • PCT/US2010058997
    • 2010-12-03
    • MATERIA INCALLEN DARYLGIARDELLO MICHAEL
    • ALLEN DARYLGIARDELLO MICHAEL
    • B01J31/22C07C6/04C07F15/00C08F4/80
    • B01J31/2278B01J31/1633B01J31/1641B01J31/2208B01J31/2273B01J31/2295B01J2231/543B01J2531/821C07B2200/11C07C6/04C07C67/333C07C67/475C07C2531/22C07C2601/10C07F15/0046C08G61/08C08G2261/418C08G2261/419Y02P20/52C07C11/02C07C69/74C07C69/593C07C69/18
    • Supported olefin metathesis catalysts are disclosed, and more particularly, a supported catalyst complex comprising a catalyst composed of a Group 8 transition metal complex comprising a labile ligand and a non-labile ligand and a support, wherein the metal complex and the support are linked together by one or more linkers, in which one of the linkers connects the labile ligand of the complex to the support and the same or a different linker connects the non-labile ligand of the complex to the support. A method for preparing a supported catalyst complex is further disclosed, comprising contacting at least one non-labile ligand precursor and at least one labile ligand precursor with at least one Group 8 transition metal complex having multiple coordinated ligands, in which the non-labile ligand and the labile ligand precursors are exchanged via ligand exchange reactions with the coordinated ligands of the metal complex. Both the non-labile and the labile ligands comprise linkers for attachment to a support. The metal complex is further contacted with a support in order to link the metal complex to the support via the linkers connected to the labile and the non-labile ligands. The invention further relates to the use of the supported olefin metathesis catalyst in performing metathesis reactions. The invention has utility in the fields of catalysis, organic synthesis, polymer chemistry, and industrial and fine chemicals chemistry.
    • 公开了负载型烯烃复分解催化剂,更具体地说,包括由包含不稳定配体和非不稳定配体的第8族过渡金属络合物和支持体组成的催化剂载体,其中金属络合物和载体连接在一起 一个或多个接头,其中一个接头将复合物的不稳定配体连接到载体上,并且相同或不同的接头将复合物的非不稳定配体连接到载体上。 进一步公开了一种制备负载型催化剂配合物的方法,包括使至少一种非不稳定的配体前体与至少一种不稳定的配体前体与至少一个具有多个配位配体的第8族过渡金属络合物接触,其中非不稳定配体 并且通过与金属络合物的配位配体的配体交换反应来交换不稳定配体前体。 非不稳定性和不稳定性配体都包括用于附着到载体的接头。 金属络合物进一步与载体接触,以便通过与不稳定配体和非不稳定配体连接的连接体将金属络合物与载体连接。 本发明还涉及负载的烯烃复分解催化剂在进行复分解反应中的用途。 本发明在催化,有机合成,聚合物化学,工业和精细化学品化学领域具有实用价值。