Patent · US Expired

Preparation of ketozines using organoarsenic compounds

US4473708A · kind A · utility

1Cited by
2References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 9, 1982
Grant dateSep 25, 1984
Priority date
Expiry dateJul 9, 2002

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C251/88
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A process for preparing a ketazine useful as an intermediate for the synthesis of hydrazine is disclosed. The process comprises reacting an aliphatic or aromatic ketone with ammonia and hydrogen peroxide in the presence of a catalyst of an arsenic compound to produce a corresponding ketazine.

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