HERBICIDAL TETRAZOLINONE DERIVATIVES

摘要

The invention relates to novel tetrazolinone derivatives of general formula (I) wherein R<1> represents halogen, C1-4 alkyl, C1-4 haloalkyl, C1-4 alkoxy, C1-4 alkylthio, C1-4 alkylsulfonyl, C1-4 alkylsulfonyloxy, C2-5 alkoxycarbonyl, C2-6 alkoxyalkyl, C2-6 alkylthioalkyl, nitro or cyano, R<2> represents a hydrogen atom, C1-6 alkyl, C3-6 cycloalkyl which may be optionally substituted with halogen or C1-3 alkyl, C1-4 haloalkyl, or phenyl which may be optionally substituted with halogen, C1-3 alkyl, C1-3 haloalkyl or nitro,m represents 0,1 or 2,n represents 0 or 1, Q represents one of the groups which are mentioned in the description. The invention further relates to their use as herbicides and a process together with the intermediates for their preparation.