Dimerization of Terminal Aryl Alkynes Catalyzed by Iron(II) Amine-Pyrazolyl Tripodal Complexes with E/ Z Selectivity Controlled by tert-Butoxide

Fei Xue, Xiaolu Song, Ting Ting Lin, Kristin Munkerup, Saad Fahad Albawardi, Kuo Wei Huang*, T. S.Andy Hor, Jin Zhao

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

13 Scopus citations

Abstract

The catalytic activity of iron(II) complexes with functionalized amine-pyrazolyl tripodal ligands toward dimerization of terminal alkynes in the presence a base (KOtBu or NaOtBu) has been studied. An unusual E/Z selectivity of the reaction determined by tert-butoxide was observed.

Original languageEnglish (US)
Pages (from-to)5071-5077
Number of pages7
JournalACS Omega
Volume3
Issue number5
DOIs
StatePublished - May 9 2018

Bibliographical note

Funding Information:
†Department of Chemistry, National University of Singapore, 3 Science Drive 3, Singapore 117543, Singapore ‡Institute of Materials Research and Engineering, Agency for Science Technology and Research (A*STAR), 2 Fusionopolis Way, Innovis, Singapore 138634, Singapore §KAUST Catalysis Center and Division of Physical Science and Engineering, King Abdullah University of Science and Technology (KAUST), Thuwal 23955-6900, Saudi Arabia ∥Department of Chemistry, The University of Hong Kong, Pokfulam, Hong Kong SAR, China

Funding Information:
We are grateful to the Agency for Science, Technology and Research (A*Star) of Singapore (R-143-000-566-305 and IMRE/16-1C0131), GlaxoSmithKline (R-143-000-492-592) and KAUST for financial support. The computation work was supported by the A*STAR Computational Resource Centre through the use of the high-performance computing facilities and by KAUST.

Publisher Copyright:
© 2018 American Chemical Society.

ASJC Scopus subject areas

  • Chemistry(all)
  • Chemical Engineering(all)

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