Chem. J. Chinese Universities ›› 1989, Vol. 10 ›› Issue (6): 601.

• Articles • Previous Articles     Next Articles

Studies on Cp2ZrCl2-i-BuMgBr Reagent System—Reductive Dipolymerization of defines and Enynes, and Intramolecular Cyclization of Dienes

Wu Shaozu1, Zhang Yulan1, Isagawa Kakuzo2, Otsuji Yoshio2   

  1. 1. Department of Chemistry, Lanzhou University, Tanzhou;
    2. Department nf Applied Chemistry, College of Engineering. University nf Oseka Prefecture, Japan
  • Received:1987-12-20 Online:1989-06-24 Published:1989-06-24

Abstract: Treatment of Cp2ZrCl2 with 2 equivalent of i-Br.MgBr Grignard reagent in THFat room temperature produces organo-zirconium species that react with alkenes, alkynes or diencs, ending up with reductive dimers or intramolecular cyclization products.

Key words: Bis(cyclopentadienyl)zirconiumdichloride, Grignard reagent, Alkenes, Alkadienes, Catalysis

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