title: Synthesis of 3,4-estrogen-o-quinone.
abstract: Activated manganese dioxide was found to be an effective reagent for synthesis of estrogen-o-quinones from the corresponding catechols. The isolation and characterization of 1,5(10)-estradiene-3,4,17-trione is described.
mesh_terms: D004963:Estrenes / Q000138:chemical synthesis*; D006863:Hydrogen-Ion Concentration; D008345:Manganese; D017895:Manganese Compounds; D010087:Oxides
chemical_list: D004963:Estrenes; D017895:Manganese Compounds; D010087:Oxides; C044208:1,5(10)-estradiene-3,4,17-trione; D008345:Manganese; C016552:manganese dioxide