Patent · US Expired

Process for separating nitration isomers of substituted benzene compounds

US4503276A · kind A · utility

3Cited by
1References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJan 9, 1984
Grant dateMar 5, 1985
Priority date
Expiry dateJan 9, 2004

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C201/16
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

This invention pertains to a process for separating nitration isomers of 1,3-disubstituted and 1,2,4-trisubstituted benzene compounds. The separated isomers have a variety of uses including precursors for 2-haloacetanilide herbicides.

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