Patent · US Expired

Process for preparation of secondary amine

US4792622A · kind A · utility

13Cited by
6References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 21, 1986
Grant dateDec 20, 1988
Priority date
Expiry dateNov 21, 2006

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01J23/8926
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A secondary amine is effectively prepared by reacting an alcohol or an aldehyde with a primary amine in the presence of a catalyst of copper, nickel and a metal element belonging to the platinum group VIII at a pressure of the atmospheric pressure to 5 kg/cm.sup.2 G at a temperature of 150.degree. to 250.degree. C., while water produced in the reaction is being removed out, and separating the resulting secondary amine from the product mixture.

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