A method for preparing 1,1′-ethylene-2,2′-bipyridinium dichloride includes mixing an aqueous diquat dibromide solution with hydrochloric acid, adding dropwise to a mixture of an organic solvent, a bromine absorbent, and an oxidant, and reacting to produce 1,1′-ethylene-2,2′-bipyridinium dichloride.
制备 1,1′-
乙烯-2,2′-联
吡啶鎓二
氯化物的方法包括将二
溴化二氢
铵水溶液与
盐酸混合,滴加到有机溶剂、
溴吸收剂和氧化剂的混合物中,然后反应生成 1,1′-
乙烯-2,2′-联
吡啶鎓二
氯化物。