申请人:Bayer Aktiengesellschaft
公开号:US04772310A1
公开(公告)日:1988-09-20
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 and Y represents cyano or the grouping ##STR2## wherein X.sup.1 represents oxygen or sulphur and R.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.
式中R.sup.1代表氢、卤素或硝基,R.sup.2代表氢、烷基、烯基、炔基或可选取代的环烷基,Ar在每种情况下代表可选取代的苯基或吡啶基,X代表氧或硫,A代表直链或支链的可选取代的烷基桥,n代表数字0或1,Y代表氰基或上述的基团,其中X.sup.1代表氧或硫,R.sup.3代表羟基、烷氧基、烯氧基、炔氧基、烷硫基、氨基、烷基氨基、二烷基氨基、烯基氨基、二烯基氨基、烷-烯基氨基或--OM基团,其中M代表无机或有机碱的阳离子的一个当量。其中间体的式子为 ##STR4## 也是新的。