Catalysis of olefin oligomerization by Ni(I) complexes

Vitaliy V. Saraev, Petr B. Kraikivskii, Vadim V. Annenkov, Stanislav N. Zelinskiy, Dmitriy A. Matveev, Aleksey I. Vilms, Elena N. Danilovtseva, Koop Lammertsma

Research output: Contribution to journalArticlepeer-review

7 Citations (Scopus)

Abstract

Activity of nickel-complex catalysts is traditionally attributed with hydride Ni(II) complexes generated by oxidation of Ni(0) particles with Brønsted acids. In this work catalytic activity of Ni(I) complexes obtained in the system Ni(PPh3)4/BF3· OEt2 have been studied. On the basis of EPR and 1H NMR data, the formation of dimeric catalytic complexes with ethylene and styrene has been found. Ethylene transformation on Ni(I) catalyst results in 1-butene, 2-butene and trimers mixture. In the case of styrene, the polymers with molecular mass 2500 were obtained. These polymers contain terminal double bonds which can be used in design of new graft copolymers.

Original languageEnglish
Pages (from-to)44-52
Number of pages9
JournalArkivoc
Volume2005
Issue number15
Publication statusPublished - 31 Aug 2005
Externally publishedYes

Keywords

  • Catalysis
  • Complex
  • Ethylene
  • Nickel
  • Oligomerization
  • Styrene

ASJC Scopus subject areas

  • Organic Chemistry

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