21-01-2009 дата публикации
Номер: CN0101348464A
Автор:
MA HAIJUN,
WU TONGWEN,
NI JUEPING,
GUO LIQIN,
ZHANG XIANGNING,
LIU TING,
LI CHANGLE,
TIAN HUIKAI,
LIU LI,
ZENG XIA,
WANG NA,
HAIJUN MA,
TONGWEN WU,
JUEPING NI,
LIQIN GUO,
XIANGNING ZHANG,
TING LIU,
CHANGLE LI,
HUIKAI TIAN,
LI LIU,
XIA ZENG,
NA WANG
Принадлежит:
The invention discloses a dihalogenated propylene compound shown in the general formula (I), in which R<1> is a alkyl having 1 to 5 carbon atoms, a phenyl or a substitutional phenyl; R<2> is an alkyl having 1 to 5 carbon atoms, or a halogenated alkyl having 1 to 5 carbon atoms; R<3> is hydrogen, halogen, a alkyl having 1 to 3 carbon atoms, an alkoxylate having 1 to 3 carbon atoms , a nitryl, a cyano, a thiocyanato, a trifluoromethyl sulfonamide, or a trifluoromethyl sulfinic group; R<4> is halogen, a alkyl having 2 to 4 carbon atoms, a cyano, or a nitryl; X is halogen, n is 2-4, and m is 2-4. The invention also discloses the method for preparing the dihalogenated propylene compound. The dihalogenated propylene compound provided by the invention has excellent effect on prevention and control of pest insects, so that the compound can be used to prepare pesticides in the field of agriculture and gardening, and has the advantages of high efficiency, low toxicity and environmental compatibility ...
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