发明授权
US5696257A N-azinyl-N'-(het)arylsulphonyl-ureas 失效
N-吖嗪基-N' - (het)芳基磺酰脲

N-azinyl-N'-(het)arylsulphonyl-ureas
摘要:
The invention relates to novel N-azinyl-N'-(het)arylsulphonyl-ureas of the formula (t), ##STR1## in which J represents J-1 to J-4, where J-1 to J-4 have the following meanings: ##STR2## in which E represents a direct linkage, alkylene, oxygen, alkylamino or sulphur, and in which A represents N or CR.sup.11 (where the radicals R.sup.1 -R.sup.11 have the meanings given in the description), to several processes and novel intermediates for their preparation, and to their use as herbicides.
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