Brønsted acid catalysis: Organocatalytic hydrogenation of imines

Magnus Rueping*, Cengiz Azap, Erli Sugiono, Thomas Theissmann

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

92 Scopus citations


A new Brønsted acid catalysed hydrogenation of imines with Hantzsch dihydropyridine as the hydrogen source has been developed. Diphenyl phosphate (DPP) and various other acids catalyse this first metal-free hydrogen transfer to give various amines under mild reaction conditions.

Original languageEnglish (US)
Pages (from-to)2367-2369
Number of pages3
Issue number15
StatePublished - Sep 19 2005


  • Brønsted acid
  • Hantzsch 1,4-dihydropyridine
  • Organocatalysis
  • Reduction
  • Transfer hydrogenation

ASJC Scopus subject areas

  • Organic Chemistry


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