Substituted 2,4-diamino-1,3,5-triazines as herbicides

C - Chemistry – Metallurgy – 07 – D

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C07D 251/18 (2006.01) A01N 43/68 (2006.01)

Patent

CA 2284206

The invention relates to novel substituted 2,4-diamino-1,3,5-triazines of formula (I), wherein R1 stands for (respectively unsubstituted ) phenyl or naphthyl, R2 stands for alkyl, R3 represents hydrogen, halogen or respectively optionally substituted alkyl, alkoxy, alkythio, alkyl sulfinyl or alkyl sulfonyl, R4 represents hydrogen, halogen or optionally substituted alkyl, R5 is hydrogen, halogen or optionally substituted alkyl, R6 is hydrogen or a respectively optionally substituted alkyl carbonyl or alkyl sulfonyl, (wherein the compound 2-amino-4-(1-phenyl-ethylamino)-6-trifluoromethyl-1,3,5,-triazine is however excluded). The invention also relates to methods for the production of novel compounds and the use thereof as herbicides.

L'invention concerne de nouvelles 2,4-diamino-1,3,5-triazines substituées de la formule (I) dans laquelle R?1¿ désigne phényle ou naphtyle (non substitué dans chaque cas), R?2¿ désigne alkyle, R?3¿ désigne hydrogène, halogène ou alkyle, alcoxy, alkylthio, alkylsulfinyle ou alkylsulfonyle substitué dans chaque cas, R?4¿ désigne hydrogène, halogène ou alkyle éventuellement substitué, R?5¿ désigne hydrogène, halogène ou alkyle éventuellement substitué et R?6¿ désigne hydrogène ou alkyle, alkylcarbonyle ou alkylsulfonyle éventuellement substitué dans chaque cas, (le composé 2-amino-4-(1-phényle-éthylamino)-6-trifluorométhyle-1,3,5-triazine étant néanmoins exclu). L'invention concerne en outre des procédés de préparation de ces nouveaux composés et leur utilisation comme herbicides.

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