Patent · US Expired

1-Polyfluoroalkoxyphenyl-4-substituted-5-halopyridazones-6 and herbicidal uses thereof

US4077797A · kind A · utility

4Cited by

2References

5Claims

0Family size

Assignee

BASF SE

Inventors

Adolf Fischer
Hanspeter Hansen
Wolfgang Rohr · Mannheim, DE

Key dates

Filing date	May 26, 1976
Grant date	Mar 7, 1978
Priority date	—
Expiry date	May 26, 1996

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07D337/16
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

1-Polyfluoroalkoxyphenyl-4-substituted-5-halopyridazones-6 in which the 4-substituent is amino, monoalkylamino, dialkylamino (1 to 3 carbon atoms per alkyl) or lower alkoxy, chloroacetamido, CH.sub.3 COOCH.sub.2 --CO--NH-- or trimethylenimino and herbicidal uses thereof to control growth of unwanted plants among crop plants, especially cotton.

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