Synonyms: | 3-Ethyl-2-mercapto-5-phenyl-3H-thieno[2,3-d]pyrimidin-4-one;3-Ethyl-5-phenyl-2-sulfanylthieno[2,3-d]pyrimidin-4(3H)-one;3-Ethyl-5-phenyl-2-thioxo-2,3-dihydrothieno[2,3-d]pyrimidin-4(1H)-one;thieno[2,3-d]pyrimidin-4(1H)-one, 3-ethyl-2,3-dihydro-5-phenyl-2-thioxo-;thieno[2,3-d]pyrimidin-4(3H)-one, 3-ethyl-2-mercapto-5-phenyl- |