Patent · US Expired

Preparation of aryl intermediates

US7022883B2 · kind B2 · utility

1Cited by
1References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 17, 2003
Grant dateApr 4, 2006
Priority date
Expiry dateSep 2, 2024

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07F5/025
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Disclosed are methods of making aryl intermediate compounds of the formula (A) which are useful in the production of heteroaryl ureas, Y and P are defined herein below.

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