DERIVATIVE OF PYRAZOL-4-YLHETAROYL, PROCESS OF ITS PREPARATION AND HERBICIDAL AGENT CONTAINING THEREOF
PCT No. PCT/EP97/00803 Sec. 371 Date Aug. 24, 1998 Sec. 102(e) Date Aug. 24, 1998 PCT Filed Feb. 20, 1997 PCT Pub. No. WO97/30993 PCT Pub. Date Aug. 28, 1997Pyrazolylhetaroyl derivatives of the formula I where the substituents have the following meanings: L and M are hydrogen, C1-C6-alkyl, C2-C6-alk...
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Hauptverfasser: | , , , , , , , , , , |
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Zusammenfassung: | PCT No. PCT/EP97/00803 Sec. 371 Date Aug. 24, 1998 Sec. 102(e) Date Aug. 24, 1998 PCT Filed Feb. 20, 1997 PCT Pub. No. WO97/30993 PCT Pub. Date Aug. 28, 1997Pyrazolylhetaroyl derivatives of the formula I where the substituents have the following meanings: L and M are hydrogen, C1-C6-alkyl, C2-C6-alkenyl, C2-C6-alkynyl, C1-C4-alkoxy, it being possible for these groups to be unsubstituted or substituted by one to five halogen atoms or C1-C4-alkoxy; halogen, cyano, nitro; X is oxygen or sulfur which can be substituted by one or two oxygens; n is zero, one or two; and Q, R1, R2, R3 and R4 have the meanings given in claim 1, processes for the preparation of the pyrazol-4-yl-hetaroyl derivatives, compositions comprising them, and the use of these derivatives or of the compositions comprising them for controlling weeds. |
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