| 摘要 |
Cyclic derivatives of phosphoric or amidophosphoric acid, and their method of preparation, corresponding to the general formula IN WHICH R represents hydrogen or a methyl radical, A represents a halogen, an optionally substituted alkoxy or alkylthio radical, an alkyl, phenyl, amino, monoalkylamino or dialkylamino radical, the hydrocarbon portion of the aforementioned radicals containing from 1 to 4 carbon atoms, Y represents sulfur or oxygen. These compounds have insecticidal and acaricidal properties. |
