Thioxotetrazolines

Details Thioxotetrazolines Thioxotetrazolines

C - Chemistry, Metallurgy

07

D

260/312, 167/8.2

C07D 257/04 (2006.01) A01N 43/713 (2006.01) C07D 401/02 (2006.01) C07D 405/10 (2006.01)

Patent

CA 2019653

PS/5-17635/= Thioxotetrazolines Abstract Novel 1-phenyl-5-thioxo-2-tetrazolines of formula I Image (I) in which R1 is C1-C8alkyl, C3-C6alkenyl, C3-C6alkynyl, C3-C6cycloalkyl, C5-C6- cycloalkenyl, C1-C4alkyl- or halo-substituted C3-C6cycloalkyl, C1-C4- alkyl- or halo-substituted C5-C6cycloalkenyl, halo-, C1-C4alkoxy- or phenyl-substituted C3-C6alkenyl, halo-, C1-C4alkoxy- or phenyl-substi- tuted C3-C6alkynyl, or C1-C8alkyl that is substituted by halogen, C1-C4alkoxy, C1-C4alkylthio, C1-C4alkoxycarbonyl, C3-C6cycloalkyl, phenyl, cyano, hydroxy, halophenyl, C1-C4alkylphenyl or by a hetero- aromatic radical, R2 is C1-C6alkyl, C2-C6alkenyl, C2-C6alkynyl, C3-C6cycloalkyl, cyclo- pentenyl or cyclohexenyl, or is C1-C6alkyl that is substituted by halogen, by C1-C4alkoxy or by C1-C4alkylthio, each of R3 and R4, independently of the other, is hydrogen, halogen, C1-C4alkyl, C1-C4haloalkyl, C1-C4alkoxy, C1-C4alkylthio, C3-C6cyclo- alkyl, C2-C4alkenyl, C2-C4alkynyl, C2-C6alkoxyalkyl, C2-C6alkylthioalkyl, C1-C4cyanoalkyl, phenyl-C2-C4alkenyl or phenyl-C2-C4alkynyl, or R3 and R4 together are a -CH=CH-CH=CH-, -CH2-CH=CH-, -(CH2)4-, -(CH2)3-, -O-CH2-O-, -O-CH2-CH2-O-, -CH2-O-CH2-, -(CH2)2-CH=CH- or -CH2-CH=CH-CH2- bridge, each of which may be substituted by one or two C1-C4alkyl groups, and R5 is hydrogen or a -Z-R6 group in which R6 is phenyl, naphthyl or pyridyl, or is phenyl, naphthyl or pyridyl each of which is substituted by one or two substituents from the group halogen, C1-C4alkyl, C1-C4alkoxy, C1-C4haloalkoxy, C1-C4haloalkyl, C1-C4alkylthio, C1-C4haloalkylthio, di-C1-C4alkylamino, nitro, cyano, C1-C4alkoxycarbonyl and C1-C4alkylcarbonyl, and Z is oxygen, sulfur, a direct bond, -NH-, -N(C1-C2alkyl)-, -N(CHO)-, -CH2-, -CH(CH3)- or -C(CH3)2- can be used as pesticides. Preferably, insects and arachnids can be controlled.

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