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    • 97. 发明授权
    • Phenylsulfonylureas, processes for their preparation, and their use as herbicides and plant growth regulations
    • 苯磺酰脲,其制备方法,以及它们作为除草剂和植物生长条件的用途
    • US06239306B1
    • 2001-05-29
    • US09241213
    • 1999-02-01
    • Klaus LorenzLothar WillmsKlaus BauerHermann Bieringer
    • Klaus LorenzLothar WillmsKlaus BauerHermann Bieringer
    • C07C32716
    • C07D521/00A01N47/36C07C311/46
    • Compounds of the formula (I) and their salts as defined in claim 1, in which R1 is CO—Q—R8, where R8=H or R R2 and R3 are H or (C1-C4)alkyl, R4 is H, R, RO, OH, RCO, RSO2, PhSO2 R5 is RSO2, PhSO2, PhCO, RNHSO2, R2NSO2, RCO, CHO, COCOR′, CW—T—R9, CW—NR10R11, CW—N(R12)2 or R4 and R5 together are the chain (CH2)mB or —B1—(CH2)m1B— where B=SO2, m=3, 4; m1=2, 3; T and W=O, S; Q=O, S, NR13 where R13=H, R; R6=H, R, RO, RCO, ROCO, Hal, NO2, CN; R7=H, CH3; R9=R; R10, R11=H, R; N(R12)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) (see claim 4).
    • 式(I)的化合物及其盐如权利要求1所定义,其中R 1为CO-Q-R 8,其中R 8 = H或R 2,R 3为H或(C 1 -C 4)烷基,R 4为H,R ,OH,RCO,RSO2,PhSO2R5是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,m = 3,4; m1 = 2,3; T和W = O,S; Q = O,S,NR 13其中R 13 = H,R; R 6 = H,R,RO,RCO,ROCO,Hal,NO 2,CN; R 7 = H,CH 3; R9 = R; R10,R11 = H,R; N(R 12)2 =杂环A =嘧啶基和三嗪基或其类似物,其中R =(取代的)脂族烃基适合作为选择性除草剂。 它们通过磺酰胺类似的方法制备,其中一些是新的式(II)(参见权利要求4)。