C8H4NO2

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Isatogen \I*sat"o*gen\, n. [Isatin + -gen.] (Chem.)
     A complex nitrogenous radical, {C8H4NO2}, regarded as the
     essential residue of a series of compounds, related to
     isatin, which easily pass by reduction to indigo blue. --
     {I*sat`o*gen"ic}, a.
     [1913 Webster]