Pyrazolopyrimidines

Details Pyrazolopyrimidines Pyrazolopyrimidines

C - Chemistry, Metallurgy

07

D

C07D 487/04 (2006.01) A01N 43/90 (2006.01) C07D 213/55 (2006.01) C07D 213/61 (2006.01) C07D 231/00 (2006.01) C07D 239/00 (2006.01)

Patent

CA 2530378

The invention relates to the novel pyrazolopyrimidines of formula (I), wherein R1, R2, R3, R4, X and Hal are defined as in the description, to several method for producing said substances and to their use for controlling undesired microorganisms. The invention also relates to the novel intermediates of the formulae (II) (X) (XII-a) and (XII-b) and to methods for producing said substances.

L'invention concerne de nouvelles pyrazolopyrimidines de formule (I) dans laquelle R?1¿, R?2¿, R?3¿, R?4¿, X et Hal ont la signification indiquée dans la description. Elle concerne également plusieurs procédés pour la production de ces substances ainsi que l'utilisation de ces dernières pour lutter contre des micro-organismes indésirables. Elle concerne en outre de nouveaux produits intermédiaires représentés par les formules (II) (X) (XII-a) et (XII-b), ainsi que des procédés de production de ces substances.

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