Patent · US Expired

Process for the production of o-aminophenyl ketone derivatives

US4160784A · kind A · utility

4Cited by
0References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 18, 1977
Grant dateJul 10, 1979
Priority date
Expiry dateFeb 18, 1997

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07F5/022
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

O-Aminophenyl ketone derivatives are regio-specifically prepared by reacting an aniline unsubstituted in at least one ortho position with a nitrile in the presence of boron trihalogenide to introduce a substituted iminomethyl into the ortho position of said aniline and hydrolyzing the resulting iminomethyl compound.

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