Pyrimidine Derivatives of 2 - and 4 - ona Oxy pyrimidine Oxy - 2 - 4 - tiona, composition for controlling and Preventing pestsUse of derivatives to protect Plants Against infection by microorganisms fitopatogenicos, Methods for controlling or preventing the infestation of Plants cultivated by microorg

摘要

1. Derivatives from pirimidin-4-ona and pirimidin-4-tiona formula (I);A is phenyl, butadiene (including three kinds of isopropene)Thiazole, opiridilo; X is oxygen or sulfur; R1 is hydrogen, halogen or trimethylsilicon; R2 is hydrogen, halogen or trimethylsilicon; at least one of R1 and R2 is not hydrogen; R3 is C1-6, halogenated C1-6, alquenilo c2-6, calcium halide-6, Nile c2-6, halogenated carbon c2-6, -- 1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-2-6; 1-1.c1-6 calcium carbamate; 1. C1-4-carbamate calcium c2-6; c1-4-aminotoluene c2-6;- (CH2) n-alcoxi C1-4-cicloalquilo C3-6 - (CH2) n-tioalquilo C1-4-cicloalquilo C3-6 - (CH2) n-monoalquilo C1-4-aminocicloalquilo C3-6 o N 3DCR9R10 n es Or non aerobic or MONKEY-A pentabromo substituted by halogen, C1-6 tar, C1-6 halogenated tar, Alcoy C1-6, and halogenated alcoxic C1-6; and at least one R9 and R10 non hydrogen compound for pest control and prevention, using these derivatives to protect plants from plant diseases and pests, A method for controlling or preventing the infection of plants cultivated by plant pathogens and microorganisms, and for preparing intermediate derivatives for this method.