Patent · US Expired

Deamination of aromatic amines

US4577046A · kind A · utility

1Cited by
2References
23Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 11, 1984
Grant dateMar 18, 1986
Priority date
Expiry dateJun 11, 2004

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C51/377
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Deamination of aromatic primary amines by diazotization and hydrogen replacement of the diazo group is accelerated in the presence of hydrogen peroxide. Yields of at least about 85% are typical, with reaction times of usually about one hour or less.

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