Pyridazine pesticides
US4067723A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Dec 22, 1975 |
| Grant date | Jan 10, 1978 |
| Priority date | — |
| Expiry date | Dec 22, 1995 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07F9/3839
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Pyridazine derivatives of the formula: ##STR1## wherein R.sup.1 represents a fluorine, chlorine, bromine or iodine atom or an alkyl, alkoxy, alkylthio, alkylsulphonyl, nitro, trifluoromethyl, cyano, alkoxycarbonyl, carboxy, aminocarbonyl, amino, monoalkylamino or dialkylamino group, R.sup.2 represents a hydrogen atom or an alkyl group, R.sup.3 represents a hydrogen, fluorine, chlorine or bromine atom or an alkyl, methoxy, ethoxy or hydroxy group, or R.sup.2 and R.sup.3 together represent an oxygen atom or a hydroxyimino group, R.sup.4 represents a hydrogen atom or an alkyl group and n represents zero or an integer from 1 to 5 inclusive, are new compounds useful as herbicides.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.