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

doi:10.1021/acsomega.8b00539

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

Physical Sciences and Engineering

Research output: Contribution to journal › Article › peer-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 (KO^tBu or NaO^tBu) has been studied. An unusual E/Z selectivity of the reaction determined by tert-butoxide was observed.

Original language	English (US)
Pages (from-to)	5071-5077
Number of pages	7
Journal	ACS Omega
Volume	3
Issue number	5
DOIs	https://doi.org/10.1021/acsomega.8b00539
State	Published - 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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10.1021/acsomega.8b00539

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

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.",

author = "Fei Xue and Xiaolu Song and Lin, {Ting Ting} and Kristin Munkerup and Albawardi, {Saad Fahad} and Huang, {Kuo Wei} and Hor, {T. S.Andy} and Jin Zhao",

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: {\textcopyright} 2018 American Chemical Society.",

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doi = "10.1021/acsomega.8b00539",

language = "English (US)",

volume = "3",

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journal = "ACS Omega",

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AU - Xue, Fei

AU - Song, Xiaolu

AU - Lin, Ting Ting

AU - Munkerup, Kristin

AU - Albawardi, Saad Fahad

AU - Huang, Kuo Wei

AU - Hor, T. S.Andy

AU - Zhao, Jin

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AB - 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.

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

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