Oxazole derivative, process for producing the same, and herbicide
US6107251A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Feb 12, 1999 |
| Grant date | Aug 22, 2000 |
| Priority date | — |
| Expiry date | Feb 12, 2019 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D417/14
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention is directed to oxazole derivatives represented by the formula [I]; ##STR1## wherein A represents a nitrogen atom or a R.sub.3 -substituted carbon atom; PA1 B represents a nitrogen atom, or an unsubstituted or X-substituted carbon atom; PA1 Z represents an oxygen atom, sulfinyl or sulfonyl; PA1 R.sub.1 and R.sub.2 represent each independently hydrogen, C.sub.1 -C.sub.6 alkyl, C.sub.1 -C.sub.6 alkoxy, C.sub.1 -C.sub.6 haloalkoxy, C.sub.1 -C.sub.6 haloalkyl or the like; PA1 R.sub.3 represents hydrogen, C.sub.1 -C.sub.6 alkyl, halogen, nitro, formyl or acyl; PA1 X represents hydrogen, C.sub.1 -C.sub.6 alkyl, C.sub.3 -C.sub.7 cycloalkyl, C.sub.2 -C.sub.6 alkenyl, C.sub.3 -C.sub.6 alkynyl, C.sub.1 -C.sub.6 haloalkyl or the like; PA1 Y represents hydrogen, C.sub.1 -C.sub.6 alkyl, C.sub.3 -C.sub.7 cycloalkyl, C.sub.2 -C.sub.6 alkenyl, C.sub.3 -C.sub.6 alkynyl, C.sub.1 -C.sub.6 haloalkyl or the like; PA1 m represents an integer of 1 or 2, and PA1 n represents an integar of 1, 2, 3 or 4, and the salts thereof. The compounds specified in the present invention have an excellent herbicidal activity and are useful as an active ingredients for herbicides.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.