申请人:Hoechst Schering AgrEvo GmbH
公开号:US05925597A1
公开(公告)日:1999-07-20
Compounds of the formula (I) and their salts as defined in claim 1, ##STR1## in which R.sup.1 is CO--Q--R.sup.8, where R.sup.8 =H or R R.sup.2 and R.sup.3 are H or (C.sub.1 -C.sub.4)alkyl, R.sup.4 is H, R, RO, OH, RCO, RSO.sub.2, PhSO.sub.2 R.sup.5 is RSO.sub.2, PhSO.sub.2, PhCO, RNHSO.sub.2, R.sub.2 NSO.sub.2, RCO, CHO, COCOR', CW--T--R.sup.9, CW--NR.sup.10 R.sup.11, CW--N(R.sup.12).sub.2 or R.sup.4 and R.sup.5 together are the chain (CH.sub.2).sub.m B or --B.sup.1 --(CH.sub.2).sub.m1 B-- where B=SO.sub.2, CO; m=3, 4; m.sup.1 =2, 3; T and W=O, S; Q=O, S, NR.sup.13 where R.sup.13 =H, R; R.sup.6 =H, R, RO, RCO, ROCO, Hal, NO.sub.2, CN; R.sup.7 =H, CH.sub.3 ; R.sup.9 =R; R.sup.10, R.sup.11 =H, R; N(R.sup.12).sub.2 =heterocycle A=pyrimidinyl and triazinyl radical or an analog thereof, where R=(substituted) aliphatic hydrocarbon radical, are suitable as selective herbicides. They are prepared by analogous processes via sulfonamides, some of which are new, of the formula (II).
公式(I)及其盐的化合物,如权利要求1中所定义的,其中R1为CO-Q-R8,其中R8=H或R,R2和R3为H或(C1-C4)烷基,R4为H、R、RO、OH、RCO、RSO2、PhSO2,R5为RSO2、PhSO2、PhCO、RNHSO2、R2NSO2、RCO、CHO、COCOR'、CW-T-R9、CW-NR10R11、CW-N(R12)2或R4和R5一起是链(CH2)mB或-B1-(CH2)m1B-,其中B=SO2,CO;m=3,4;m1=2,3;T和W=O、S;Q=O、S、NR13,其中R13=H、R;R6=H、R、RO、RCO、ROCO、Hal、NO2、CN;R7=H、CH3;R9=R;R10、R11=H、R;N(R12)2=杂环A=嘧啶基和三嗪基基团或其类似物,其中R=(取代)脂肪烃基团,适用于选择性除草剂。它们通过类似的过程经过磺酰胺制备,其中一些是新的,化学式为(II)。