In the diploma work, the reactions of [Zn(quin)2(H2O)] with 2-pyridone at elevated temperatures are described. Numerous reactions were carried out, using different amounts of reagents, various molar ratios, and solvents, with some reaction mixtures also having a base added. The heating was conducted at two different temperatures, either at 105 °C or 115 °C. The reactions also varied in the duration of heating, ranging from 1 to 3 days. Most reactions resulted in a pure crystalline product with the [Zn2.5(quin)4(2-pyridone)(2-py-O)]n composition. The compound has a polymeric structure and contains both coordinated 2-pyridone and its anionic form, 2-pyridonate. It was found that the deprotonation of 2-pyridone does not require the addition of a base, such as triethylamine, as the polymeric compound can be isolated from the reaction mixtures without the extraneous base. The described reactions are reproducible, and all yield a microcrystalline product. The preparation of larger crystals of
[Zn2.5(quin)4(2-pyridone)(2-py-O)]n was not successful.
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