Process for the preparation of metal complexes of...

Details Process for the preparation of metal complexes of... Process for the preparation of metal complexes of...

C - Chemistry, Metallurgy

09

B

6/122, 260/261,

C09B 57/04 (2006.01) C07D 209/44 (2006.01) C09B 26/02 (2006.01) D06P 1/00 (2006.01)

Patent

CA 1142929

Abstract Process for the preparation of 1:1 metal complexes of azines of the formula Image 1) in which R1 is an H atom or an alkyl or aryl group, is an isocyclic or heterocyclic radical with a hydroxyl or mercapto group adjacent to the azonethine group, Y' is the radical of a methylene-active compound or of an aryl- or beteroaryl-amine and the ring A can have substituents which do not confer solubility in water, which comprises heating hydrazone of the formula 2) Image with an isoindolinone of the formula Image 3) in which R1, Q, A and Y' are as defined, in the presence of a metal donor, in a polar organic solvent.

372712

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