
thumb|150px|Structure of the hydrazone functional group Hydrazones are a class of organic compounds with the structure . They are related to ketones and aldehydes by the replacement of the oxygen =O with the = functional group. They are formed usually by the action of hydrazine on ketones or aldehydes.
thumb|150px|Structure of the hydrazone functional group Hydrazones are a class of organic compounds with the structure {{chem2|R^{1}R^{2}C\dN\sNH2}}. They are related to ketones and aldehydes by the replacement of the oxygen =O with the = functional group. They are formed usually by the action of hydrazine on ketones or aldehydes.
==Synthesis== Hydrazine, organohydrazines, and 1,1-diorganohydrazines react with aldehydes and ketones to give hydrazones. 300px|Hydrazone synthesis
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).