Preparation of o-ethylphenylhydrazine hydrochloride_Kain Industrial Additive

Background and overview[1][2] O-ethylphenylhydrazine hydrochloride is an intermediate in the synthesis of the anti-inflammatory and analgesic drug etodolac. In recent years, foreign research on this type of drug has progressed rapidly. Since the mid-1980s, there have been mature patents and various aspects of research are quite sufficient. However, domestic reports are relatively rare. There are…