N-phosphonylcarbonyl-carbamates, processes for their...

Details N-phosphonylcarbonyl-carbamates, processes for their... N-phosphonylcarbonyl-carbamates, processes for their...

C - Chemistry, Metallurgy

07

F

260/313, 260/452

C07F 9/40 (2006.01) A01N 57/18 (2006.01) C07F 9/6518 (2006.01)

Patent

CA 1167857

se ABSTRACT N-Phosphonylcarbonyl-N-methylcarbamic acid esters of the formula Image in which R1 and R2 can be identical or different and each repre- sents alkyl, alkenyl or alkynyl, it being possible for any of these radicals to be substituted by halogen, and R3 represents alkyl, phenyl, naphthyl, benzodioxolanyl, dihydrobenzofuranyl or indanyl, it being possible for any of these radicals to carry one or more substituents selected from alkyl, alkenyl, alkynyl, alkoxy, alkenoxy, alkynoxy, alkylthio, alkenylthio, alkynylthio, di- alkylamino, halogenoalkyl, halogen, nitro, cyano, cycloalkyl, formamidino, dioxanyl and dioxolanyl, or R3 represents a radical of the formula Image in which R4 and R5 can be identical or different and each re- presents alkyl, alkoxy, alkylthio, alkylthioalkyk, cyano, alkoxycarbonyl, dialkylcarbamoyl, dialkoxy- phosphoryl or triazolyl or R4 and R5, together with the C atom to which they are bonded, form a dithiolane, dithiane, oxythiolane or oxathiane ring which is optionally substituted by methyl or phenyl, which are pesticidally active.

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