Preparation method of diphenylthiocarbazine_Kain Industrial Additive

background and overview[1] diphenylthiocarbazine is a hydrazine derivative, which can be used as a pharmaceutical synthesis intermediate. for example, dithizone (dithizone), whose scientific name is diphenylcarbazone, is a blue-black crystalline powder. it is mixed with an aqueous solution of metal and shaken to generate a metal complex salt in the aqueous phase, which is then…