Patent · US Expired

Process for the preparation of nitroaminobenzenes

US4600797A · kind A · utility

1Cited by
9References
47Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 18, 1983
Grant dateJul 15, 1986
Priority date
Expiry dateFeb 18, 2003

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C269/06
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Process for the preparation of a nitroaminobenzene by nitrating an aminobenzene which is protected at the nitrogen wherein the nitration is carried out by the simultaneous combination of nitric acid and the aminobenzene to be nitrated, in the presence of inert solvents such as methylene chloride.

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