8-[(E)-2-(3,4-dimethoxyphenyl)ethenyl]-1,3-diethyl-7-methyl-purine-2,6 -dione 99% 155270-99-8 C₂₀H₂₄N₄O₄ 384.43 g./mol $34.66 View
8-bromo-7-(but-2-ynyl)-3-methyl-1H-purine-2,6(3H,7H)-dione 99% 666816-98-4 C₁₀H₉BrN₄O₂ 297.10 g./mol $45.20 View