Electrophilic Fluorophosphonium Cations in Frustrated Lewis Pair Hydrogen Activation and Catalytic Hydrogenation of Olefins

Thorsten Vom Stein, Manuel Peréz, Roman Dobrovetsky, Daniel Winkelhaus, Christopher B. Caputo, Douglas W. Stephan

Research output: Contribution to journalArticlepeer-review

Abstract

The combination of phosphorus(V)-based Lewis acids with diaryl amines and diaryl silylamines promotes reversible activation of dihydrogen and can be further exploited in metal-free catalytic olefin hydrogenation. Combined experimental and density functional theory (DFT) studies suggest a frustrated Lewis pair type activation mechanism. FLP hydrogenation: The combination of a phosphorus(V)-based Lewis acid with diaryl amines or diaryl silylamines promotes reversible activation of dihydrogen and can be further exploited in metal-free catalytic olefin hydrogenation. Combined experimental and density functional theory (DFT) studies suggest a frustrated Lewis pair (FLP)-type activation mechanism.

Original languageEnglish
Pages (from-to)10178-10182
Number of pages5
JournalAngewandte Chemie - International Edition
Volume54
Issue number35
DOIs
StatePublished - 1 Aug 2015
Externally publishedYes

Keywords

  • Lewis acids
  • alkenes
  • frustrated Lewis pairs
  • hydrogenation
  • phosphorus

All Science Journal Classification (ASJC) codes

  • General Chemistry
  • Catalysis

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