Synonyms: BRN 5618087;2-Thio-3-phenyl-4-oxo-5-methylthieno(2,3-d)pyrimidine-6-acetic acid ethyl ester;Thieno(2,3-d)pyrimidine-6-acetic acid, 1,2,3,4-tetrahydro-5-methyl-4-oxo-3-phenyl-2-thioxo-, ethyl ester;AC1MI8GJ;LS-152496;ethyl 2-(5-methyl-4-oxo-3-phenyl-2-sulfanylidene-1H-thieno[2,3-d]pyrimidin-6-yl)acetate;105523-02-2