Synonyms: 1,2-Ethanediamine,N-[4-(4-morpholinyl)thieno[3,2-d]pyrimidin-2-yl]- (9CI); Thieno[3,2-d]pyrimidine,2-[(2-aminoethyl)amino]-4-morpholino- (8CI); Thieno[3,2-d]pyrimidine,1,2-ethanediamine deriv.;2-[(2-Aminoethyl)amino]-4-morpholinothieno[3,2-d]pyrimidine