| 摘要 |
<p>This invention discloses herbicidal thiadiazolylimidazolidinone derivatives of the formula <CHEM> wherein R<1> is hydrogen, alkyl or phenyl, R<2> is hydrogen or a bond then taken together with R<4>, R<3> is hydrogen or alkyl, R<4> is hydroxy, alkancyloxy, alkoxy aminoalkanoyloxy or dialkyamino, R<5> is hyorogen or alkyl, and R<6> is hydrogen, alkyl, alkenyl, alkynyl or alkoxy, or R<5> and R<6> together complete a ring.</p> |
