Patent · US Expired

Process for production of ammonium N.sup.4 -acetysulfanilylcyanamide

US4053490A · kind A · utility

0Cited by
5References
17Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 26, 1976
Grant dateOct 11, 1977
Priority date
Expiry dateNov 26, 1996

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07F1/00
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

There is provided a process for preparing highly pure, concentrated aqueous solutions of ammonium N.sup.4 -acetylsulfanilylcyanamide from either an alkali or alkaline earth metal salt, or mixtures thereof, of N.sup.4 -acetylsulfanilylcyanamide by liquid ion-exchange.

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