mono(1,1'-((octane-1,8-diylbis(4,1-phenylene))bis(methylene))bis(2-((hydroxyimino)methyl)pyridin-1-ium)) monobromide 、 alkaline earth salt of/the/ methylsulfuric acid 反应 1.0h,
以21%的产率得到mono(9,9'-(octane-1,8-diyl)bis(pyrido[1,2-b]isoquinolin-5-ium)) monobromide