| abstract |
NEW MATERIAL:A compound expressed by formula I {A represents N or methyne; X represents halogen atom or lower alkoxy; m is 0-2; B represents 0 or S; Y represents lower alkyl, formyl, COOR1 [R1 represents H, alkyl or (substituted) cycloalkyl], formula II (R2 and R3 represent H, alkyl or alkenyl) or formula III; n is 0-2}. EXAMPLE:T-Butyl 5-((1,3-dimethyl-5-phenoxypyrazol-4-yl) methyleneaminoxymethyl) furan-2-carboxylate. USE:A germicide, insecticide and acoricide. PREPARATION:A compound expressed by formula IV is reacted with a compound expressed by formula V in an inert solvent (example; isopropanol, acetone, etc.) in the presence of a base (example; sodium carbonate, diethylamine, etc.). |