Patent · US Expired

Preparation of citraconic anhydride

US4100179A · kind A · utility

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1References
2Claims
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Assignee

Inventors

Key dates

Filing dateJan 7, 1977
Grant dateJul 11, 1978
Priority date
Expiry dateJan 7, 1997

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C51/245
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

The preparation of citraconic anhydride by continuous vapor phase oxidation of mesityl oxide, isomesityl oxide or mixtures thereof is disclosed.

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