PHOSPHORIC ESTERS DERIVED FROM 1,2,4-TRIAZOLE HAVING AN INSECTICIDAL, NEMATOCIDAL AND ACARICIDAL ACTION, AND THEIR PREPARATION

摘要

New 1,2,4-triazol-(5)-yl-thio! phosphates are disclosed having the formula wherein R1 = alkyl with from 1 to 5 carbon atoms R2 = OR1, R1, C6H5, NHR1, N (R1),; X = O, S; R3 = H, alkyl with from 1 to 5 carbon atoms, C6H5, benzyl, alkenyl with from 2 to 6 carbon atoms, alkynyl with from 2 to 6 carbon atoms; and R4 = vinyl, halovinyl, polyhalovinyl, vinyl substituted with phenyl, alkyl with from 1 to 4 carbon atoms, 0-alkyl with from 1 to 4 carbon atoms, 5-alkyl wlth from 1 to 4 carbon atoms; haloalkyl, acetyl, cyclohexenyl, benzoyl, wherein R5 = OH, , , , , Cl, SR1, OR1, N (R1)2, NHR1!, -CO-CH2-SR, The phosphate esters of the invention are useful in combatting infestions of pests such as orthoptera, aphides, diptera, lepidoptera, coleoptera, acari, nematodes.