摘要
3,7-Dinitrodibenzobromonium salts were prepared directly by reaction of 4,4'-dinitrobiphenyl with both sodium bromide and potassium persulphate in concentrated sulphuric acid.
3,7-Dinitrodibenzobromonium salts were prepared directly by reaction of 4,4'-dinitrobiphenyl with both sodium bromide and potassium persulphate in concentrated sulphuric acid.