Title:
OPTICAL ISOMER OF R-FORM OF DIPHENYL ETHER DERIVATIVE AND HERBICIDE CONTAINING THE SAME AS ACTIVE INGREDIENT
Document Type and Number:
WIPO Patent Application WO/1991/019694
Kind Code:
A1
Abstract:
A herbicide containing an optical isomer of R-form of a diphenyl ether derivative represented by formula (I), which has a more excellent herbicidal activity with a smaller dose thereof than one containing the corresponding racemate. The use of the compound of formula (I) together with various herbicides known per se serves to improve the fast-acting property and widen the herbicidal spectrum with a small dose.
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Inventors:
AZUMA SHIZUO (JP)
HIRAMATSU TOSHIYUKI (JP)
ICHIKAWA YATARO (JP)
HIRAMATSU TOSHIYUKI (JP)
ICHIKAWA YATARO (JP)
Application Number:
PCT/JP1991/000714
Publication Date:
December 26, 1991
Filing Date:
May 28, 1991
Export Citation:
Assignee:
TEIJIN LTD (JP)
International Classes:
A01N39/02; A01N43/40; C07C255/54; C07D213/643; C07D213/64; (IPC1-7): A01N39/02; A01N43/40; C07C253/02; C07C253/30; C07C255/54; C07D213/643
Foreign References:
| JPS52111528A | 1977-09-19 | |||
| JPS60181048A | 1985-09-14 | |||
| JPS52111528A | 1977-09-19 | |||
| JPS60181048A | 1985-09-14 | |||
| JPH01163152A | 1989-06-27 |
Other References:
See also references of EP 0533925A4
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