Patent · US Expired

Process for preparing pesticidal intermediates

US6620944B1 · kind B1 · utility

0Cited by
1References
17Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 2, 2001
Grant dateSep 16, 2003
Priority date
Expiry dateNov 2, 2021

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C255/61
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A process for preparing pesticides or pesticidal intermediates, particularly 5-amino-1 aryl-3-cyanopyrazoles, having the formula said process comprising reacting a compound having the formula with a cyanide salt.

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