Intermediate for preparing imidazo [1, 2-b] pyridazine compound

The invention relates to a synthesis method of an intermediate of an imidazo [1, 2-b] pyridazine compound. The invention belongs to the field of medicinal chemistry. More specifically, the invention relates to a novel synthesis method of intermediates which can be used for synthesizing imidazo [1, 2-b] pyridazine compounds, and further relates to some novel intermediate compounds. 本发明涉及咪唑并[1,2-b]哒嗪类化合物的中间体的合成方法。本发明属于药物化学领域。更具体而言，本发明涉及可用于合成咪唑并[1,2-b]哒嗪类化合物的中间体的新合成方法，还涉及一些新的中间体化合物。