偶氮苯抑制劑Azobenzene is a compound constituted of two phenyl rings linked by an N=N double bond. Azobenzene is the simplest example of an aryl azo chemical compound. The term 'azobenzene' or simply 'azo' is constantly used to indicate a wide class of molecules that share the core azobenzene structure, with different functional groups of compounds of spreading from the phenyl rings.