Bis(difluoromethyl)pyrazoles as fungicides

A compound of formula (X) or (XII)

• wherein W1 is acetyl, C1-C4-alkoxycarbonyl, benzyl or benzyloxycarbonyl,
• R1 is hydrogen or halogen,
• R2 is a phenyl which contains up to two substituents, where the substituents are each independently selected from the group consisting of:
• amino, halogen, cyano, hydroxyl, SH, nitro, C(═O)H, C1-C6-alkyl, C2-C6-alkenyl, C2-C6-alkynyl, C1-C6-haloalkyl, C2-C6-haloalkenyl, C2-C6-haloalkynyl, C3-C8-cycloalkyl, C3-C8-halocycloalkyl, C4-C10-alkylcycloalkyl, C4-C10-cycloalkylalkyl, C6-C14-cycloalkylcycloalkyl, C4-C10-halocycloalkylalkyl, C5-C10-alkylcycloalkylalkyl, C3-C8-cycloalkenyl, C3-C8-halocycloalkenyl, C2-C6-alkoxyalkyl, C4-C10-cycloalkoxyalkyl, C3-C8-alkoxyalkoxyalkyl, C2-C6-alkylthioalkyl, C2-C6-alkylsulphinylalkyl, C2-C6-alkylsulphonylalkyl, C2-C6-alkylaminoalkyl, C3-C8-dialkylaminoalkyl, C2-C6-haloalkylaminoalkyl, C4-C10-cycloalkylaminoalkyl, C2-C6-alkylcarbonyl, C2-C6-haloalkylcarbonyl, C4-C8-cycloalkylcarbonyl, C2-C6-alkoxycarbonyl, C4-C8-cycloalkoxycarbonyl, C5-C10-cycloalkylalkoxycarbonyl, C2-C6-alkylaminocarbonyl, C3-C8-dialkylaminocarbonyl, C4-C8-cycloalkylaminocarbonyl, C2-C6-haloalkoxyalkyl, C1-C6-hydroxyalkyl, C1-C6-alkoxy, C1-C6-haloalkoxy, C3-C8-cycloalkoxy, C3-C8-halocycloalkoxy, C4-C10-cycloalkylalkoxy, C2-C6-alkenyloxy, C2-C6-haloalkenyloxy, C2-C6-alkynyloxy, C2-C6-haloalkynyloxy, C2-C6-alkoxyalkoxy, C2-C6-alkylcarbonyloxy, C2-C6-haloalkylcarbonyloxy, C4-C8-cycloalkylcarbonyloxy, C3-C6-alkylcarbonylalkoxy, C1-C6-alkylthio, C1-C6-haloalkylthio, C3-C6-cycloalkylthio, C1-C6-alkylsulphinyl, C1-C6-haloalkylsulphinyl, C1-C6-alkylsulphonyl, C1-C6-haloalkylsulphonyl, C3-C8-cycloalkylsulphonyl, tri(C1-C4-alkyl)silyl, C1-C6-alkylsulphonylamino, C1-C6-haloalkylsulphonylamino and -LQ,
• or
• R2 is a 5- or 6-membered heteroaryl radical optionally substituted with up to two substituents, where the substituents are each independently selected from the following:
• substituents on carbon each independently selected from the group consisting of:
• halogen, cyano, nitro, hydroxyl, SH, C1-C6-alkyl, C2-C6-alkenyl, C2-C10-alkynyl, C1-C6-haloalkyl, C2-C6-haloalkenyl, C2-C6-haloalkynyl, C3-C6-cycloalkyl, C3-C6-halocycloalkyl, C4-C10-alkylcycloalkyl, C4-C10-cycloalkylalkyl, C6-C14-cycloalkylcycloalkyl, C5-C10-alkylcycloalkylalkyl, C2-C4-alkoxyalkyl, C2-C4-alkylcarbonyl, C2-C6-alkoxycarbonyl, C2-C6-alkylaminocarbonyl, C3-C8-dialkylaminocarbonyl, C1-C4-hydroxyalkyl, C1-C4-alkoxy, C1-C4-haloalkoxy, C2-C6-alkylcarbonyloxy, C2-C6-alkylcarbonylthio, C1-C4-alkylthio, C1-C4-haloalkylthio, C1-C4-alkylsulphinyl, C1-C4-haloalkylsulphinyl, C1-C4-alkylsulphonyl, C1-C4-haloalkylsulphonyl, tri(C1-C4-alkyl)silyl, and -LQ,
• substituents on nitrogen each independently selected from the group consisting of:
• C1-C6-alkyl, C2-C6-alkenyl, C2-C6-alkynyl, C1-C6-haloalkyl, C2-C6-haloalkenyl, C2-C6-haloalkynyl, C3-C6-cycloalkyl, C3-C6-halocycloalkyl, C4-C10-alkylcycloalkyl, C4-C10-cycloalkylalkyl, C1-C4-alkylsulphonyl, C(═O)H, C(═O)Me, C(═O)OMe, benzyl and phenyl,
• R3 is hydrogen, cyano, C1-C3-alkyl or C1-C3-haloalkyl,
• L is a direct bond, —CH2—, —(C═O)—, sulphur or oxygen,
• Q is a phenyl optionally substituted with up to two substituents, where the substituents are each independently selected from the group consisting of:
• halogen, cyano, nitro, hydroxyl, SH, C1-C6-alkyl, C2-C6-alkenyl, C2-C6-alkynyl, C1-C6-haloalkyl, C2-C6-haloalkenyl, C2-C6-haloalkynyl, C3-C8-cycloalkyl, C3-C8-halocycloalkyl, C2-C6-alkoxyalkyl, C2-C6-alkylcarbonyl, C2-C6-haloalkylcarbonyl, C2-C6-alkoxycarbonyl, C1-C6-alkoxy, C1-C6-haloalkoxy, C3-C8-cycloalkoxy, C3-C8-halocycloalkoxy, C2-C6-alkenyloxy, C2-C6-alkynyloxy, C2-C6-alkoxyalkoxy, C1-C6-alkylthio, C1-C6-haloalkylthio, C1-C6-alkylsulphinyl, C1-C6-haloalkylsulphinyl, C1-C6-alkylsulphonyl, C1-C6-haloalkylsulphonyl, tri(C1-C4-alkyl)silyl and phenyl,
• or
• Q is a 5- or 6-membered heteroaryl radical optionally substituted with up to two substituents, where the substituents are each independently selected from the following:
• substituents on carbon each independently selected from the group consisting of:
• halogen, cyano, nitro, hydroxyl, SH, C1-C6-alkyl, C2-C6-alkenyl, C2-C6-alkynyl, C1-C6-haloalkyl, C2-C6-haloalkenyl, C2-C6-haloalkynyl, C3-C6-cycloalkyl, C3-C6-halocycloalkyl, C4-C10-alkylcycloalkyl, C4-C10-cycloalkylalkyl, C6-C14-cycloalkylcycloalkyl, C5-C10-alkylcycloalkylalkyl, C2-C4-alkoxyalkyl, C2-C4-alkylcarbonyl, C2-C6-alkoxycarbonyl, C1-C4-alkoxy, C1-C4-haloalkoxy, C2-C6-alkylcarbonyloxy, C2-C6-alkylcarbonylthio, C1-C4-alkylthio, C1-C4-haloalkylthio, C1-C4-alkylsulphinyl, C1-C4-haloalkylsulphinyl, C1-C4-alkylsulphonyl, C1-C4-haloalkylsulphonyl, tri(C1-C4-alkyl)silyl, and phenyl,
• substituents on nitrogen each independently selected from the group consisting of:
• C1-C4-alkyl, C2-C4-alkenyl, C2-C4-alkynyl, C1-C4-haloalkyl, C2-C4-haloalkenyl, C2-C4-haloalkynyl, C3-C6-cycloalkyl, C1-C4-alkylsulphonyl, C(═O)H, C(═O)Me, C(═O)OMe and phenyl.