Patent · US Expired

Preparation of hydrazodicarbonamide

US3969466A · kind A · utility

5Cited by
2References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 9, 1974
Grant dateJul 13, 1976
Priority date
Expiry dateSep 9, 1994

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C281/06
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A process for preparing hydrazodicarbonamide directly from a ketazine and urea in water without any acid catalyst according to the following reaction is disclosed. ##EQU1## wherein the R groups may be the same or different.

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