The compound contains a pyridino-[1,2-a] pyrimidine structure and has a pyridazine group of 4, 6-dimethylpyrrolidino-[1,2-b] and a octyl group of 4, 7-diazepine [2.5]. Its preservation conditions are required to avoid light and closed storage, and the purity specification is 99%. The chemical is mainly used in the production of pharmaceutical intermediates (refer to relevant literature)