euchroic acid

1 definition found

euchroic acid - Collaborative International Dictionary of English v.0.48 :

  Euchroic \Eu*chro"ic\, a. [Gr. ? well-colored; e'y^ well + ?
     color.] (Chem.)
     Having a fine color.
     [1913 Webster]
  
     Euchroic acid (Chem.), an organic, imide acid, obtained as
        a colorless crystalline substance, C12H4N2O8 by heating
        an ammonium salt of mellitic acid. By reduction it is
        changed to a dark blue substance (euchrone), -- hence its
        name.
        [1913 Webster]