FIELD: organometalic chemistry. SUBSTANCE: product: tetrakis-Cu3Ba2Dy C34H63O19,-(methoxo)-(methoxo)pentakis(acetylacetonato) copper (II), dysprosium (III) of barium, empirical formula: Cu(NO)3, decomposition temperature 240 C. Reagent 1: copper nitrate 3HO.. Reagent 2: rare earth element nitrate. Reagent 3: acetyl acetone. Reaction conditions: reagents 1 and 2 are reacted in absolute methanol in the presence of o-formic ester white heating on water bath followed by addition of reagent 3 at pH of about 8 attained by addition of pyridine. EFFECT: more efficient preparation process.
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