Triketones ammonium salt compound and its preparation method and application

The present invention relates to triketones salt compounds, their preparation and use. Ketones with three compounds as raw materials, a triple salt ketone compound in an organic solvent with an organic or inorganic base, triketones salt compound soluble acid or a base directly analyzed by acid treatment to give three fine ketones. Advantageous effects of the present invention is mainly embodied in: purified by low quality of the three ketone compound, effective to reduce the content of harmful impurities, improve product quality, process stability, less waste.