Herbicidal compounds, compositions and use
US4992089A · kind A · utility
6Cited by
0References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 18, 1986 |
| Grant date | Feb 12, 1991 |
| Priority date | — |
| Expiry date | Nov 18, 2006 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C243/40
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A compound of formula (I) ##STR1## or a zwitterion derivative thereof; wherein R.sup.1, R.sup.2 and R.sup.3 are each independently optionally substituted alkyl or R.sup.1 and R.sup.2 together with the nitrogen atom to which they are attached form a 5- or 6- membered heterocyclic ring; R.sup.4 is hydrogen, nitro, halo, alkyl or CF.sub.3 ; R.sup.5 is halo; and .crclbar. and Z is an anion. The compounds are useful as herbicides.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.