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85592-18-3 8-(2-hydroxyethyl)-3-(2-hydroxypropyl)-1-methyl-7-phenyl-1H-imidazo[2,1-f]purine-2,4(3H,8H)-dione

6306-69-0 1,3,7-trimethyl-8-[2-[(E)-(6-oxo-1-cyclohexa-2,4-dienylidene)methyl]hy drazinyl]purine-2,6-dione

178452-81-8 1-methyl-3-(2-oxo-2-piperidin-1-ylethyl)-6,7-dihydro[1,3]thiazolo[2,3-f]purine-2,4(1H,3H)-dione

62962-40-7 1H-Imidazo[2,1-b]purine, 4-methoxy-

89674-98-6 (3aS,10aS)-2,6-Diimino-4α-[[(N-sulfocarbamoyl)oxy]methyl]-2,3,3aα,4,5,6,8,9-octahydro-1H,10H-pyrrolo[1,2-c]purine-5,9α,10,10-tetrol 9-sulfate

4063-64-3 1h-[1,2,4]triazolo[3,4-i]purine

920317-12-0 1H-Imidazo[2,1-b]purine, 1-methyl-4-(1-pyrrolidinyl)-

106087-32-5 3,4,9-trimethyl-1-phenyl-1,4-dihydro[1,2,4]triazino[3,4-f]purine-6,8(7H,9H)-dione

50507-42-1 1,3-dimethyl-7-[2-[methyl(pyridin-3-ylmethyl)amino]ethyl]purine-2,6-dione;hydrochloride

50978-39-7 1,3-dimethyl-7-[2-[methyl(pyridin-2-yl)amino]ethyl]purine-2,6-dione;pyridine-3-carboxylic Acid

120538-01-4 9-benzyl-1,3-dimethylpyrimido[2,1-f]purine-2,4,8(1H,3H,9H)-trione

85615-11-8 8-(2-hydroxyethyl)-1-methyl-7-phenyl-1H-imidazo[2,1-f]purine-2,4(3H,8H)-dione

85592-03-6 1-methyl-7-phenyl-1H-imidazo[2,1-f]purine-2,4(3H,8H)-dione

91456-82-5 1H-Imidazo[2,1-f]purine-6-carboxaldehyde,2,3,4,8-tetrahydro-1,8-dimethyl-2,4-dioxo-7-phenyl-, 6-hydrazone

389090-49-7 Spiro[cyclohexane-1,2'-[2H]purine]-6'-carboxamide,1',7',8',9'-tetrahydro-8'-oxo-9'-phenyl-

13361-19-8 Indeno[2,1:4,5]imidazo[1,2-a]purine-6,12-dione, 3,5,5a,10b-tetrahydro-5a,10b-dihydroxy-

309947-90-8 3H-Imidazo[1,2-a]purine-3,5(9H)-dicarboxylic acid, 6,7-bis[[(1,1-dimethylethoxy)carbonyl]oxy]-6,7-dihydro-9-oxo-, bis(1,1-dimethylethyl) ester

213273-27-9 9-[3-(Hydroxymethyl)-4-(isopropoxycarbonyloxy)butyl]purine-2-amine

80900-25-0 7,8,9,10,17,18-hexahydro-12H,16H-11,15-methano[1,4,9,13]thiatriazacyclohexadecino[4,3,2-gh]purine-12,20-dione

106087-39-2 1-ethyl-9-methyl-7-(morpholin-4-ylmethyl)-3-phenyl-1,4,9,9a-tetrahydro[1,2,4]triazino[3,4-f]purine-6,8(5aH,7H)-dione