3-aryldihydrouracils
US4927451A · kind A · utility
Assignees
Inventors
Key dates
| Filing date | Dec 30, 1988 |
| Grant date | May 22, 1990 |
| Priority date | — |
| Expiry date | Dec 30, 2008 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01N43/54
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A compound having the structural formula ##STR1## where R.sup.1 is hydrogen, C.sub.1 -C.sub.4 alkyl, C.sub.3 -C.sub.6 cycloalkyl, C.sub.3 -C.sub.4 alkenyl or trifluoromethyl; R.sup.2 is C.sub.1 -C.sub.4 alkyl, C.sub.3 -C.sub.6 cycloalkyl, C.sub.3 --C.sub.4 alkenyl, C.sub.7 -C.sub.10 aralkyl or C.sub.7 -C.sub.10 haloaralkyl; R.sup.3 is hydrogen or C.sub.1 -C.sub.4 alkyl; R.sup.4 is hydrogen or C.sub.1 -C.sub.2 alkyl; X is halogen; Y is hydrogen, C.sub.1 -C.sub.4 alkyl or halogen; and Z is oxygen or sulfur is disclosed. In addition, a process for forming the compound is set forth. A method for controlling weeds which comprises applying a herbicidally effective amount of the compound recited above is also described. Finally, a composition, useful as a herbicide, including the compound of this invention and a suitable carrier therefor is taught.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.