isatin

1 definition found

isatin - Collaborative International Dictionary of English v.0.48 :

  Isatin \I"sa*tin\, n. [See Isatis.] (Chem.)
     An orange-red crystalline substance, C8H5NO2, obtained by
     the oxidation of indigo blue. It is also produced from
     certain derivatives of benzoic acid, and is one important
     source of artificial indigo. [Written also, less properly,
     isatine.]
     [1913 Webster]