Herbicidal 12H-dibenzo[d,g][1,3]dioxocin-6-carboxylic acids
US4979978A · kind A · utility
5Cited by
3References
28Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 15, 1989 |
| Grant date | Dec 25, 1990 |
| Priority date | — |
| Expiry date | Jun 15, 2009 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01N43/24
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
12H-Dibenzo[d,g][1,3]dioxocin-6-carboxylic acids having at least one selected substituent in the 1-, 3-, 4-, 8-, 9-, or 11-position, such as 4-chloro-12H-dibenzo[d,g][1,3]dioxocin-6-carboxylic acid, and their agriculturally acceptable salts, esters, and amides, are useful for the control of undesirable vegetation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.