Polymer‐Supported Ionic Liquids: Imidazolium Salts as Catalysts for Nucleophilic Substitution Reactions Including Fluorinations
2004; Wiley; Volume: 43; Issue: 4 Linguagem: Inglês
10.1002/anie.200352760
ISSN1521-3773
Autores Tópico(s)Chemical Synthesis and Reactions
ResumoIonic liquids obtain firm support: Polymer-supported imidazolium salts are shown to be highly efficient catalysts for fluorination and other nucleophilic substitution reactions. The polystyrene-based ionic materials catalyze fluorination reactions (such as that shown in the scheme; X=BF4, OTf) in very high yield, and can be reused for many such reactions.
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