Processes for the preparation of aryl-.beta.-diketones,...

Details Processes for the preparation of aryl-.beta.-diketones,... Processes for the preparation of aryl-.beta.-diketones,...

C - Chemistry, Metallurgy

07

C

C07C 45/67 (2006.01) C07C 49/80 (2006.01) C07C 49/807 (2006.01) C07C 49/813 (2006.01) C07C 69/738 (2006.01) C07C 205/45 (2006.01) C07D 213/50 (2006.01) C07D 239/26 (2006.01) C07D 401/06 (2006.01)

Patent

CA 2265669

This invention relates to processes for the preparation of aryl-.beta.- diketones and aryl-pyrimidine ketones. In addition, this invention relates to the preparation of aryl-.beta.-triketones and dimethyl aminomethylene .beta.- diketones, which are useful as crop protection intermediates.

L'invention a pour objet des procédés de préparation d'aryl-.beta.-dicétones et de cétones d'arylpyrimidine; en outre, elle concerne la préparation d'aryl-.beta.-tricétones et de .beta.-dicétones de dyméthylaminométhylène, utilisées comme intermédiaires pour agents de protection des cultures.

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