Procedure for the separation of a salt 4: 4'-bipiridilio of a mix or solution that contains it. (Machine-translation by Google Translate, not legally binding)

摘要

Process for the separation of a 4: 4'-bipyridylium salt from a mixture or solution containing it, characterized in that the solutions containing said salt are treated with ansonic acid, precipitating the 4: 4'-bipyridylium salt as a derivative. insoluble. (Machine-translation by Google Translate, not legally binding)