[EN] TITLE OF THE INVENTION:A NEW PROCESS FOR SYNTHESIZING C2 BRIDGED CYCLOPENTADIENYL LIGANDS AND CORRESPONDING ANSA-METALLOCENE CATALYSTS [FR] TITRE DE L'INVENTION : NOUVEAU PROCÉDÉ DE SYNTHÈSE DE LIGANDS CYCLOPENTADIÉNYLES PONTÉS EN C2 ET CATALYSEURS ANSA-MÉTALLOCÈNES CORRESPONDANTS
Starting from cyclic diaryliodoniums and terminal alkenes, a diverse set of fluorenes is conveniently constructed. The reactions catalyzed by palladium undergo one conventional Mizoroki‐Heckreaction and one reductive Heckreaction. The scope of alkenes is general, leading to 29 fluorenes which would expand the structural diversity of fluorene reservoir.
[EN] TITLE OF THE INVENTION:A NEW PROCESS FOR SYNTHESIZING C2 BRIDGED CYCLOPENTADIENYL LIGANDS AND CORRESPONDING ANSA-METALLOCENE CATALYSTS<br/>[FR] TITRE DE L'INVENTION : NOUVEAU PROCÉDÉ DE SYNTHÈSE DE LIGANDS CYCLOPENTADIÉNYLES PONTÉS EN C2 ET CATALYSEURS ANSA-MÉTALLOCÈNES CORRESPONDANTS
申请人:HALDIA PETROCHEMICALS LTD
公开号:WO2021001855A1
公开(公告)日:2021-01-07
The present invention relates to a new, improved and efficient process for synthesizing C2 (ethylene) bridged cyclopentadienyl ligand having formula I: and eventually forming the corresponding ansa-metallocene catalyst from the same; which find potential applications in various olefin polymerization/ co-polymerization reactions.