mesidine
/ˈmɛsɪdiːn/Chemistry
noun
A colourless oily liquid obtainable by boiling nitromesitylene with tin and hydrochloric acid; 2,4,6-trimethylaniline, (CH3)3·C6H2·NH2.
Origin
Mid 19th century; earliest use found in William Gregory (1803–1858), chemist and psychic investigator. From mes- + -idine. Slightly earlier attested in the compound nitromesidine.