This paper, according to the process of double-bonded carbonic acid reduction, the isomerism of hydrazone &alkali reduction, depicts the current polarogram research of double-bonded carbonic acid.

• 本文从碳氮双键的还原过程、腙的异构和希夫碱的还原三个方面概述了碳氮双键的极谱研究现状.