| 摘要 |
The invention relates to novel substituted 1-aryl-1,3-dihydro-imidazol-2- (thi)one of formula (I) and the salts of said compound whereby R1=NH2, C1-C6 - alkyl, C1-C6-halogenalkyl; R2=OH, SH, C1-C6-alkoxy, C1-C4-halogenalkoxy, C1- C6- alkylthio, C1-C4-halogenalkylthio, C1-C6-alkylsulfinyl, C1-C4- halogenalkylsulfonyl, C1-C4-halogenalkyl or C1-C6-alkyl; R3=H, halogen, C1-C 6- alkyl, halogenmethyl; R4=H, halogen; R5=CN, halogen, -CO-NH2, -CS-NH2, - OC(R8,R9)-CO-O(C1-C6-alkyl); Y=N, CH or in conjunction with R6 a bridge > C-O- C(R10)=N-, >C-S-C(R10)=N- or >C-N=C(R10)-O-; R6+R5= or a N(R7)-C(O/S)- C(R8',R9')-O- radical, bonded at the oxygen moiety to R5 or 1) OH, SH, CN, NO2, C1-C6-alkyl, C1-C6-halogenalkyl, C1-C6-halogenalkoxy, C1-C6- halogenalkylthio, C1-C6-alkylthio-(C1-C6-alkyl)carbonyl, (C1-C6- alkyl)iminooxycarbonyl, C1-C6-alkoxy-C1-C6-alkyl, C1-C6-alkoxyamino-C1-C6- alkyl, C1-C6-alkoxy-C1-C6-alkoxyamino-C1-C6-alkyl, 2) optionally substit. C1 - C6-alkoxy, C1-C6-alkylthio, C3-C6-cycloalkoxy, C3-C6-cycloalkylthio, C2-C6- alkenyloxy, C2-C6-alkenylthio, C2-C6-alkinyloxy, C2-C6-alkinylthio, (C1-C6- alkyl)carbonyloxy, (C1-C6-alkyl)carbonylthio, (C1-C6-alkoxy)carbonyloxy, (C2 - C6-alkenyl)carbonyloxy, (C2-C6-alkenyl)carbonylthio, (C2-C6- alkinyl)carbonyloxy, (C2-C6-alkinyl)carbonylthio, C1-C6-alkylsulfonyloxy or C1-C6-alkylsulfonyl, 3) 28 other radicals; R7=H, optionally subst. C1-C6-alk yl, C3-C6-alkenyl, C3-C6-alkinyl, C1-C6-alkoxy, C3-C6-alkenyloxy, C3-C6- alkinyloxy, C3-C6-cycloalkyl or C3-C6-cycloalkyloxy; R8, R9, R8', R9' = H, C N, C1-C6-alkyl; R10=H, halogen, optionally subst. C1-C6-alkyl, C3-C6-alkenyl, C 3- C6-alkinyl, C1-C6-alkoxy, C3-C6-alkenyloxy, C3-C6-alkinyloxy, C3-C6-cycloalk yl or C3-C6-cycloalkyloxy. Use: as a herbicide or as a dessicating/defoliating agent for plants.
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