Patent · US Expired

Preparation of 2-isopropylamino pyrimidine

US4297495A · kind A · utility

3Cited by
0References
1Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 30, 1980
Grant dateOct 27, 1981
Priority date
Expiry dateJun 30, 2000

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C277/08
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The invention provides a process for the preparation of 2-isopropylamino-pyrimidine, the process comprising reacting bis(isopropylguanidine)sulphate with 1,1,3,3-tetraethoxy-propane in stoichiometric proportions at 40.degree.-60.degree. C., in acidic aqueous solution.

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