Pyrazole derivative and herbicide containing it
US4948887A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Mar 14, 1988 |
| Grant date | Aug 14, 1990 |
| Priority date | — |
| Expiry date | Mar 14, 2008 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D231/24
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A pyrazole derivative having the formula: ##STR1## wherein A is alkyl, alkenyl or alkynyl; B is hydrogen, alkyl, halogen, haloalkyl, alkoxy, alkylthio, alkoxyalkyl, alkylthioalkyl or alkoxycarbonyl; X is alkyl, alkoxy, halogen, nitro, cyano, haloalkyl, alkoxyalkyl, alkylcarbonyl, alkoxycarbonyl, aminocarbonyl substituted by hydrogen or alkyl, haloalkoxy, alkylthio or alkylthioalkyl; Y is --COOR1 (wherein R1 is hydrogen, alkyl, etc.), --COO--L--OR1 (wherein L is alkylene which may be substituted), --COO--L--R2 (wherein R2 is phenyl group which may be substituted), --COO--M (wherein M is 3 to 6-membered alicyclic residue containing not more than 2 sulfur or oxygen atoms), --COO--L--M, --COO--L--O--L--R2, --COO--L--S(O).sub.n --CON (R3) (R4) (wherein each of R3 and R4 is hydrogen, alkyl, etc.), a --CON--(CH.sub.2).sub.n, ##STR2## wherein R5 is alkyl), ##STR3## --CONHSO.sub.2 CH.sub.3, --CONHSO.sub.2 CF.sub.3, --COO--L--N(R3) (R4), --COO--L--CO--R1, --COO--L--CO--O--R1, --COO--L--CN, --Coo--L--NO.sub.2 --COOSi (R5).sub.3, --COO--N.dbd.(R6) (R7) (wherein each of R6 and R7 is alkyl), --COO--N.dbd.C--(CH.sub.2).sub.n, --COO--L--O--SO.sub.2 --R1, --Coo--L--O--CO--R1, --COO--L--O--L--O--R1,…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.