Pd/CaCO3 in liquid poly(ethylene glycol) (PEG): An easy and efficient recycle system for partial reduction of alkynes to cis-olefins under a hydrogen atmosphere

S. Chandrasekhar, Ch Narsihmulu, G. Chandrashekar, T. Shyamsunder

Research output: Contribution to journalArticle

67 Scopus citations

Abstract

Lindlar's catalyst (Pd/CaCO3) in PEG (400) has been found to be the most reusable reaction medium for selective reduction of alkynes to cis-olefins. The catalyst and PEG were recycled five times without loss of activity.

Original languageEnglish (US)
Pages (from-to)2421-2423
Number of pages3
JournalTetrahedron Letters
Volume45
Issue number11
DOIs
StatePublished - Feb 8 2004
Externally publishedYes

Keywords

  • Hydrogenation
  • Lindlar's catalyst
  • PEG
  • Recycling

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