| abstract |
PCT No. PCT/EP96/01754 Sec. 371 Date Oct. 30, 1997 Sec. 102(e) Date Oct. 30, 1997 PCT Filed Apr. 26, 1996 PCT Pub. No. WO96/35669 PCT Pub. Date Nov. 14, 1996(Het)aryloxy-, -thio- and -aminocrotonates of the formula I where the substituents have the following meanings: U is oxygen, sulfur or amino; V is oxygen, sulfur, amino or alkylamino; X, Y and Z independently of one another are =N- or =CR3-; R1 and R2 independently of one another are alkyl; R3 is hydrogen, cyano, nitro, halogen, alkyl, haloalkyl, alkoxy, haloalkoxy, alkylthio and haloalkylthio; and R4 is an organic radical which is bonded to the skeleton directly or via an oxy, mercapto, amino, carboxyl or carbonylamino group, process for their preparation, and their use. |