Patent · US Expired

Catalytic hydrogenation of N,N-disubstituted amides to amines

US4448998A · kind A · utility

11Cited by
2References
12Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 22, 1982
Grant dateMay 15, 1984
Priority date—
Expiry dateNov 22, 2002

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01J35/19
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

N,N-disubstituted amides are hydrogenated to tertiary amines in the presence of a catalyst system comprising copper chromite and zeolite.

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