Patent · US Expired

Catalyst comprising indium salt and organic ionic liquid and process for friedel-crafts reactions

US7928031B2 · kind B2 · utility

0Cited by
5References
37Claims
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Assignee

Inventors

Key dates

Filing dateOct 2, 2002
Grant dateApr 19, 2011
Priority date
Expiry dateNov 20, 2025

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P20/584
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

Disclosed is a catalyst composition based on an indium salt and an organic ionic liquid, a process for making the catalyst composition, and uses thereof. The catalyst composition is particularly suitable for Lewis acid catalysed electrophilic aromatic substitution reactions, such as Friedel-Crafts alkylation reactions an Friedel-Crafts acylation reactions.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.