A composition comprising an alkynyl phenoxy compound of Formula (I) as a synergist and a pesticidal active ingredient is described, wherein R1 and R2, similar or different, are (C1-C4)alkyl or R1O— and R2O— together represent a group —O—CH2—O—, —O—CH(CH3)—O, —O—CH2—CH2—O—, —O—CH2—CH2—, R3 is (C1-C6)alkyl, (C3-C6)alkenyl or —B—(CH2—CH2—O)z-R6 where B is —CH2—O— or —O—, z is 0, 1 or 2 and R6 is (C1-C4)alkyl; R4 is hydrogen or methyl; R5 is hydrogen or methyl; x is an integer from 1 to 2; y is 0, 1 or 2; with the proviso that when R3 is —B—(CH2CH2—O)z-R6, y is 1 and 5-(propargyloxy)-benzo[1,3]dioxole is excluded.
本发明涉及一种包含公式(I)的炔基苯氧化合物作为协同剂和杀虫活性成分的组合物,其中R1和R2相似或不同,为(C1-C4)烷基或R1O-和R2O-一起代表一个基团-O-
CH2-O-,-O-CH(
CH3)-O,-O- - -O-,-O- - -,R3为(C1-C6)烷基,(C3-C6)烯基或-B-( - -O)z-R6,其中B为- -O-或-O-,z为0、1或2,R6为(C1-C4)烷基;R4为氢或甲基;R5为氢或甲基;x为1到2的整数;y为0、1或2;条件是当R3为-B-( - -O)z-R6时,y为1,5-(
丙炔氧基)-苯并[1,3]二噁英被排除在外。