IMIDAZOLIN-5-THIONE DERIVATIVES OR SALTS THEREOF, INTERMEDIATE PRODUCTS, FUNGICIDAL COMPOSITION, AND METHOD OF TREATING CROPS Russian patent published in 1998 - IPC

FIELD: agriculture. SUBSTANCE: present invention describes 2-imidazolin-5-one to 2- imidazolin-5-thione derivatives of general formula: $$$ wherein W represents sulfur or oxygen atom or S=0; A represents 0 or S; n is 0 or 1; B represents $$$ or 0, or S, or $$$, or $$$, or C=0; or $$$ is hydrogen atom or hydrocarbon radical optionally substituted especially by halogen atoms. The present invention also describes preparation and use of said compounds as fungicides having wide spectrum of activities. EFFECT: improved properties of the fungicidal composition and more efficient method of treating crops.