| 摘要 |
The compound of formula (I) where X and Y are independently fluorine or chlorine and Z is O or S. The compound of formula (I) is prepared by reacting the compound of formula (II), wherein X and Y are independently fluorine or chlorine and Q is bromine or iodine, is reacted with the compound of formula (III). When Z is to be S or O the resulting compound of formula (I) is further reacted with [2,4-bis(methoxyphenyl)-1,3-dithia-2,4-diphosphetane-2,4-disulfide] or with a phosphorus pentasulfide. Also described are pesticidal compositions comprising at least one compound of formula (I) either in free form or in the form of an agrochemically acceptable salt, and at least one adjuvant. A method for controlling pest comprises applying the pesticidal composition to the pests or their habitats.
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