发明授权
US5288694A N-aryl-nitrogen heterocycles 失效
N-芳基 - 氮杂环

N-aryl-nitrogen heterocycles
摘要:
The invention relates to new N-aryl-nitrogen heterocycles of the general formula (I) ##STR1## in which R.sup.1 represents hydrogen or halogen,R.sup.2 represents hydrogen or an in each case optionally substituted, straight-chain or branched radical from the series comprising alkyl, alkenyl or cycloalkyl andA represents one of the radicals or ##STR2## where R.sup.3 represents alkyl,R.sup.4 represents alkyl andR.sup.5 represents hydrogen or alkyl,a plurality of processes for their preparation, and their use as herbicides.
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