Patent · US Expired

Oxydehydrogenation process

US4564699A · kind A · utility

0Cited by
7References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 20, 1982
Grant dateJan 14, 1986
Priority date
Expiry dateMay 20, 2002

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C67/317
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

An isobutyric acid ester is oxidatively dehydrogenated in the vapor phase producing the corresponding methacrylic acid ester by contact with a heterogeneous catalyst, molecular oxygen and an amine. The catalyst may be any of a number of well known oxydehydrogenation catalysts.

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