The present invention relates to a 1,2,4-thiadiazole compound of the formula (I) represented by the formula (1): wherein R1? represents C3-C7 alkynyl and X represents C4-C7 straight alkylene optionally substituted with one to four of R2?, C4-C7 straight alkenylene optionally substituted with one to four of R2?, ethylene-oxy-ethylene optionally substituted with one to four of R4?, or ethylene-thio-ethylene optionally substituted with one to four of R4?, R2? represents a halogen atom, trifluoromethyl or C1-C4 alkyl, and R4 represents a fluorine atom or C1-C3 alkyl. The 1,2,4-thiadiazole compound has an excellent pests controlling activity, and can effectively control an pests such as insect pests, acarine pests and the like
本发明涉及一种
1,2,4-噻二唑化合物,其
化学式(I)由式(1)表示:其中R1?表示C3-C7炔基,X表示C4-C7直链烷基,可选择地用R2?的1-4个取代基取代,或C4-C7直链烯基,可选择地用R2?的1-4个取代基取代,
乙二醇基乙
二醚,可选择地用R4?的1-4个取代基取代,或
乙二醇基
硫乙烷,可选择地用R4?的1-4个取代基取代,R2?表示卤素原子,三
氟甲基或C1-C4烷基,R4表示
氟原子或C1-C3烷基。该
1,2,4-噻二唑化合物具有优异的害虫控制活性,可以有效地控制害虫,如昆虫害虫,螨虫等。