Synonyms: Thieno[3,2-d]pyrimidin-4(1H)-one,7-bromo- (9CI);7-bromothieno[3,2-d]pyrimidin-4(3H)-one;7-Bromothieno[3,2-d]pyrimidin-4(1H)-one;7-Bromothieno[3,2-d]pyrimidin-4-ol;thieno[3,2-d]pyrimidin-4(1H)-one, 7-bromo-;thieno[3,2-d]pyrimidin-4-ol, 7-bromo-;Thieno[3,2-d]pyrimidin-4(3H)-one, 7-bromo-;