Preparation and synthesis of phenylhydrazine oxalate_Kain Industrial Additive

Background and overview[1] Phenylhydrazine oxalate is the salt form of phenylhydrazine. Phenylhydrazine salts and substituted phenylhydrazine salts (such as p-chlorophenylhydrazine hydrochloride, etc.) are important pharmaceutical and pesticide intermediates. Preparation[1] The present invention provides a continuous flow synthesis process of phenylhydrazine oxalate, which uses aniline or substituted aniline acidic liquid, diazotization reagent, reducing agent and acid…