Herbicidal benzothiophene and benzofuran sulfonamides
US4391627A · kind A · utility
22Cited by
3References
35Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 22, 1981 |
| Grant date | Jul 5, 1983 |
| Priority date | — |
| Expiry date | Jun 22, 2001 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D521/00
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Novel N-(heterocyclicaminocarbonyl)carbonyl-substituted benzothiophene- and benzofuransulfonamides are useful as herbicides. The invention also includes novel sulfonamides and sulfonyl isocyanates useful in preparing such compounds.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.