Patent · US Expired

Acyloxylation of alkylaromatic compounds with palladium-tin catalysts

US5206423A · kind A · utility

0Cited by
0References
10Claims
0Family size

Assignees

Inventors

Key dates

Filing dateNov 6, 1991
Grant dateApr 27, 1993
Priority date
Expiry dateNov 6, 2011

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.