Patent · US Expired

Synthesis of aromatic polyhalogenated halomethyl compounds

US7601774B2 · kind B2 · utility

8Cited by
8References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 19, 2005
Grant dateOct 13, 2009
Priority date
Expiry dateApr 11, 2026

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08J2325/06
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The present invention discloses a process for the preparation of highly pure pentabromobenzyl bromide, PBB-Br, wherein the benzylic bromination reaction is carried out in a suitable organic solvent in the presence of water and wherein the reaction temperature is such that it is sufficient to activate the initiator but not high enough to consume a substantial amount thereof.

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