Patent · US Expired

Process for the production of 5-bromo-5-nitro-1,3-dioxane

US3931233A · kind A · utility

3Cited by
0References
6Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 13, 1973
Grant dateJan 6, 1976
Priority date
Expiry dateSep 13, 1993

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D319/06
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

An improved process for the production of 5-bromo-5-nitro-1,3-dioxane by the acetalization of formaldehyde with 2-bromo-2-nitro-propanediol-1,3 in the presence of concentrated sulfuric acid as a catalyst and recovery of readily crystallizable 5-bromo-5-nitro-1,3-dioxane.

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