Return to Article Details SYNTHESIS OF 6-R-5-ARYL-1,3-DIOXO-1,2,3,4-TETRAHYDRO[1]BENZOTHIENO[3',2':4,5]PYRIDO[2,3-<i>d</i>]PYRIMIDIN-5-IUM SALTS AND 6-R-5-ARYL-5,6-DIHYDRO[1]BENZOTHIENO[3',2':4,5]PYRIDO[2,3-<i>d</i>]PYRIMIDINE-1,3(2<i>H</i>,4<i>H</i>)-DIONES Download Download PDF