| abstract |
This application involves a kind of preparation methods of the tri-arylamine group compound with tetrahydroxy active site, this method obtains the compound using diphenylamines, parabromotoluene as raw material, by the reduction reaction step of halogen amino coupling, the reaction of Wei Er David Smails Haake, aldol reaction, hydrogenation, ester group.The preparation method of the application uses relatively mild reaction condition, and reaction route is simple. |