| 摘要 |
1281443 Chrysanthemic acid esters ROCHE PRODUCTS Ltd 19 April 1971 [3 March 1970] 10033/70 Heading C2C The invention comprises chrysanthemic acid esters of the formula: They may be obtained either by reacting an acid chloride or bromide of the formula with an alcohol of the formula or by reacting an alkali-metal salt, silver salt or trialkylamine salt of a chrysanthemum monocarboxylic acid with a halide of the formula wherein hal stands for a halogen atom, or by reacting a compound of the formula with an alkali metal salt of a phenol of the formula Examples are given for the production of the compounds. They are useful as insecticidal compounds, particularly against Musca domestica, and are used in association with compatible liquid carriers and solid diluents. |
