| 摘要 |
A compound of the formula <IMAGE> wherein R is C3-C10 normal- or branched- alkyl or cycloalkyl, C3-C10 normal- or branched- alkyl or cycloalkyl having one or more halogen, cyano, C1-C2 partially or completely halogenated alkyl, or C1-C3 alkoxy or partially or completely halogenated alkoxy substituents, C3-C10 cycloalkyl having C1-C2 alkyl substituents, phenyl, or phenyl having one or more halogen, cyano, nitro, ethynl, C1-C2 alkyl or partially or completely halogenated alkyl, or C1-C3 alkoxy or partially or completely halogenated alkoxy substituents; wherein at least one of R2-R6 is ethynyl; and wherein the remainder of R2-R6 are independently either hydrogen, halogen, C1-C2 alkyl, partially or completely halogenated C1-C2 alkyl, C1-C3 alkoxy, partially or completely halogenated C1-C3 alkoxy, ethynyl, nitro, cyano, or azido. Such a compound is useful in killing pests, particularly insects.
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