Patent · US Expired

Palladium-tin catalysts for acyloxylation of alkylaromatic compounds

US5189006A · kind A · utility

8Cited by
1References
3Claims
0Family size

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Inventors

Key dates

Filing dateFeb 27, 1992
Grant dateFeb 23, 1993
Priority date
Expiry dateFeb 27, 2012

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C67/035
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

This invention provides process embodiments for acyloxylation of C.sub.1 -C.sub.4 alkylaromatic compounds to produce alpha-acyloxy C.sub.1 -C.sub.4 alkyl-substituted aromatic compounds, utilizing a palladium-tin catalyst which exhibits efficient oxidation selectivity and oxidation rate stability. Toluene is acetoxylated to benzyl acetate and benzylidene diacetate.

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