Fungicidal compositions

A - Human Necessities – 01 – N

Patent

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Details

A01N 57/20 (2006.01) A01N 43/653 (2006.01) A01N 57/22 (2006.01) C07F 9/32 (2006.01) C07F 9/40 (2006.01)

Patent

CA 2257161

An improved fungicidal composition which comprises a mixture of (a) a fungicide used to combat phytopathogenic fungi and (b) at least one phosphonate or phosphinate of formula (I) where R1 is C6-20-alkyl, C6-20-alkoxy or optionally substituted phenyl, R?2? is benzyl, C6-20-alkyl, optionally interrupted by NH or O, di-C6-20-alkylamino or the group (a) and R3 is C6-20-alkyl. Some of the compounds of formula (I) are novel.

La présente invention concerne une composition fongicide perfectionnée comprenant un mélange de : (a) un fongicide utilisé dans la lutte contre les champignons phytopathogéniques et (b) au moins un phosphonate ou un phosphinate de la formule (I) dans laquelle R<1> est C6-C20-alkyle, C6-20-alcoxy ou phényle éventuellement substitué, R<2> est benzyle, C6-20-alkyle, éventuellement interrompu par NH ou O, di-C6-20-alkylamino ou le groupe (a) et R<3> est C6-20-alkyle. Certains composés de la formule (I) sont nouveaux.

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