1,4-benzoxazin-3-one substituted uracils
US4981508A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jan 23, 1989 |
| Grant date | Jan 1, 1991 |
| Priority date | — |
| Expiry date | Jan 23, 2009 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01N43/84
- 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.4 alkenyl or C.sub.3 -C.sub.4 alkynyl; R.sup.2 is C.sub.1 -C.sub.4 alkyl, C.sub.3 -C.sub.4 alkenyl, C.sub.3 -C.sub.4 alkynyl or (CH.sub.2).sub.n --Y; R.sup.3 is hydrogen or C.sub.1 -C.sub.4 alkyl, R.sup.4 is hydrogen or C.sub.1 -C.sub.4 alkyl; R.sup.5 is hydrogen or halogen; R.sup.6 is C.sub.1 -C.sub.4 fluoroalkyl; X is hydrogen, fluorine or chlorine; Y is phenyl, cyano or C.sub.1 -C.sub.4 alkoxycarbonyl; and n is 1 or 2 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.