发明授权
US4064269A 4-[(4-Phenoxy and benzyl)-phenoxy]-butyric acid esters 失效
4- {8(4-苯氧基和苄基) - 苯氧基{9-丁酸酯

4-[(4-Phenoxy and benzyl)-phenoxy]-butyric acid esters
摘要:
New ethers of the formula ##STR1## wherein R.sub.1 represents cyano or the radical ##STR2## R.sub.2 = methoxy, ethoxy, propoxy, isopropoxy, n-, i-, sec.-, tert.-butoxy, propargyloxy, methylthio, ethylthio, isopropylthio, methylamino, ethylamino, isopropylamino, dimethylamino, diethylamino or methyl,R.sub.3 represents hydrogen or methyl, andY represents -- CH.sub.2 -- or -- O --their preparation and their use as pest controlling agents are disclosed.
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