发明授权
US4772310A 5-acylamino-pyrazole derivatives, composition containing them, and their use as herbicides and plant growth 失效
5-酰基氨基 - 吡唑衍生物,含有它们的组合物及其作为除草剂和植物生长的用途

5-acylamino-pyrazole derivatives, composition containing them, and their
use as herbicides and plant growth
摘要:
Herbicidal and plant growth-regulating novel 5-acylamino-pyrazoles of the formula ##STR1## in which R.sup.1 represents hydrogen, halogen or nitro,R.sup.2 represents hydrogen, alkyl, alkenyl, alkinyl or optionally substituted cycloalkyl,Ar represents in each case optionally substituted phenyl or pyridyl,X represents oxygen or sulphur,A represents a straight-chain or branched optionally substituted alkylene bridge,n represents the numbers 0 or 1 andY represents cyano or the grouping ##STR2## wherein X.sup.1 represents oxygen or sulphur andR.sup.3 represents hydroxyl, alkoxy, alkenyloxy, alkynyloxy, alkylthio, amino, alkylamino, dialkylamino, alkenylamino, dialkenylamino, alkyl-alkenylamino or a --OM radical,wherein M represents one equivalent of the cation of an inorganic or organic base.Intermediates therefor of the formula ##STR3## are also new.
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