Nitroarylalkylsulfone derivatives as gametocides

Details Nitroarylalkylsulfone derivatives as gametocides Nitroarylalkylsulfone derivatives as gametocides

A - Human Necessities

01

N

71/10.3, 71/8.6

A01N 41/10 (2006.01) A01N 43/08 (2006.01) A01N 47/06 (2006.01) A01N 53/00 (2006.01) C07D 307/24 (2006.01) C07D 307/68 (2006.01)

Patent

CA 1189341

Abstract The invention describes gametocidal and microbicidal compositions which contain, as active ingredient, a nitroarylal- kylsulfone derivative of the formula I Image (I) wherein Rl is alkyl, R2 and R3 are each hydrogen, alkyl, alkoxy, haloalkyl, halogen, cyano, nitro or amino or together they complete a naphthalene ring; R4 is hydrogen, a metal cation, or -COR5, wherein R5 is alkyl, alkoxy, haloalkoxy, alkenyl, haloalkenyl, alkynyl, cycloalkyl, phenyl, benzyl, furyl or tetrahydrofuryl. The invention relates also to the use of these compositions and compounds for stimulating generative plant growth and for obtain- ing hybrid seeds, as well as to a method of preparing the hydra- zinium and ammonium salts within the scope of the formula I, and to a process for preparing agrochemical compositions which contain compounds of the formula I as active ingredient.

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