2-PYRAZOLYL- AND TRIAZOLYL- 3(-OXYMETHYLENE PHENYLISOXAZOLONES, -TRIAZOLONES AND -TETRAZOLONES, THEIR PREPARATION AND COMPOSITIONS COMPRISING THEM

摘要

Fungicidal and pesticidal 2 - [pyrazolyl - and triazolyl-3' -oxymethylene] phenylisoxazolones, -triazolones and -tetrazolones of the formula where: X is a group where Z denotes the bond with the phenyl ring and Ra is hydrogen, halogen, C1-C4-alkyl or C1-C4-alkoxy and 4233 י' באדר א' התשס" ג - February 12, 2003 Rb is C1-C4-alkyl; Y is N or CRc, where Rc is hydrogen, halogen or C1-C4-alkyl; n is 0, 1, 2, 3 or 4, where the substituents R1 may be different if n is greater than 1; R1 is nitro, cyano, halogen, C1-C6-alkyl with or without substitution or alkoxy with or without substitution or is additionally, if n is 2, a bridge with or without substitution containing 3 to 4 members of the group 3 or 4 carbon atoms, 2 to 3 carbon atoms and 1 or 2 nitrogen, oxygen and/or sulfur atoms which is attached to two adjacent ring atoms, it being possible for this bridge to form together with the ring to which it is attached a partially unsaturated or aromatic radical; R2 hydrogen, nitro, cyano, halogen, C1-C4-alkyl, C1-C4-haloalkyl, C1-C4-alkoxy, C1-C4-alkylthio or C1-C4-alkoxycarbonyl; R3 is C1-C6-alkyl with or without substitution, C3-C6-cycloalkyl with or without substitution, aryl with or without substitution or hetaryl with or without substitution.