| 1 | 4336-33-8 | NSC360177 | NSC360177 | C6H6N4O2
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| 2 | | AKOS PAO-1092 | AKOS PAO-1092 | C6H6N4O2
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| 3 | 1076-22-8 | 3-甲基黄嘌呤 | 3-Methylxanthine | C6H6N4O2
| 中间体;原料药;利拉利汀;化学连接;化工原料;医药中间体;有机化工原料;利拉列汀中间体;分析试剂标准品;医药中间体，医药原料，精细化工品。 | |
| 4 | 1216430-61-3 | 1-Methyl Xanthine-d3 | 1-Methyl Xanthine-d3 | C6H6N4O2
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| 5 | | 1-METHYLXANTHINE [14C] | 1-METHYLXANTHINE [14C] | C6H6N4O2
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| 6 | 19039-46-4 | 6-Methoxypurin 3-N-oxide | 6-Methoxypurin 3-N-oxide | C6H6N4O2
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| 7 | 6164-78-9 | 2,3-吡嗪二甲酰胺 | 2,3-Pyrazinedicarboxamide | C6H6N4O2
| 杂环化合物 | |
| 8 | 41110-27-4 | 2,5-吡嗪二甲酰胺 | pyrazine-2,5-dicarboxamide | C6H6N4O2
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| 9 | | 4,5-pyridazinedicarboxamide | 4,5-pyridazinedicarboxamide | C6H6N4O2
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| 10 | | 3-METHYL-2,6-DIHYDROXYPURINE | 3-METHYL-2,6-DIHYDROXYPURINE | C6H6N4O2
| Pyridines, Pyrimidines, Purines and Pteredines | |
| 11 | 855261-70-0 | [4,4-Bi-1H-imidazole]-5,5-diol | [4,4-Bi-1H-imidazole]-5,5-diol | C6H6N4O2
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| 12 | 906723-81-7 | 9H-Purine, 6-methoxy-, 1-oxide | 9H-Purine, 6-methoxy-, 1-oxide | C6H6N4O2
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| 13 | | 3,3'-BIS-(5-METHYL-1,2,4-OXADIAZOLE) | 3,3'-BIS-(5-METHYL-1,2,4-OXADIAZOLE) | C6H6N4O2
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| 14 | | 1,5,7,8-TETRAHYDRO-2,6-PTERIDINEDIONE | 1,5,7,8-TETRAHYDRO-2,6-PTERIDINEDIONE | C6H6N4O2
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| 15 | 1002243-79-9 | 3-(4-硝基-1H-吡唑-1-基)丙腈;3-(4-硝基-1H-吡唑-1-基)丙腈 | 3-(4-NITRO-PYRAZOL-1-YL)-PROPIONITRILE | C6H6N4O2
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| 16 | 906514-42-9 | 6H-Purin-6-one, 1,9-dihydro-2-methoxy- | 6H-Purin-6-one, 1,9-dihydro-2-methoxy- | C6H6N4O2
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| 17 | 73673-39-9 | 2-CYANO-N'-(2-CYANOACETYL)ACETOHYDRAZIDE | 2-CYANO-N'-(2-CYANOACETYL)ACETOHYDRAZIDE | C6H6N4O2
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| 18 | 1173022-61-1 | 2,6-二羟基-3-甲基嘌呤-13C4,15N3 (2,4,5,6-13C4, 1,3,9-15N3) | 3-Methylxanthine-2,4,5,6-13C4, 1,3,9-15N3 | C6H6N4O2
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| 19 | 39205-93-1 | 1-ethyl-3-nitro-1H-pyrazole-4-carbonitrile | 1-ethyl-3-nitro-1H-pyrazole-4-carbonitrile | C6H6N4O2
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| 20 | 1004643-51-9 | 1-乙基-4-硝基-1H-吡唑-5-腈 | 2-ETHYL-4-NITRO-2 H-PYRAZOLE-3-CARBONITRILE | C6H6N4O2
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| 21 | 19765-08-3 | 5-23-05-00083 (Beilstein Handbook Reference) | 5-23-05-00083 (Beilstein Handbook Reference) | C6H6N4O2
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| 22 | 91184-52-0 | 2,4-IMIDAZOLIDINEDIONE, 5-(1H-IMIDAZOL-5-YL)- | 2,4-Imidazolidinedione, 5-(1H-imidazol-5-yl)- | C6H6N4O2
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| 23 | 156045-12-4 | 1H-Pyrazole-1-aceticacid,3-amino-4-cyano-(9CI) | 1H-Pyrazole-1-aceticacid,3-amino-4-cyano-(9CI) | C6H6N4O2
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| 24 | 1193387-75-5 | METHYL 2-(3-CYANO-1H-1,2,4-TRIAZOL-1-YL)ACETATE | METHYL 2-(3-CYANO-1H-1,2,4-TRIAZOL-1-YL)ACETATE | C6H6N4O2
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| 25 | 220131-57-7 | 5 - 氨基- 4-氰基-1H -吡唑-1 - 羧酸甲酯 | Methyl 5-aMino-4-cyano-1H-pyrazole-1-carboxylate | C6H6N4O2
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| 26 | | 4-Methoxy-6-methoxy-1,3,5-triazine-2-carbonitrile | 4-Methoxy-6-methoxy-1,3,5-triazine-2-carbonitrile | C6H6N4O2
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| 27 | 33050-33-8 | 6-Methoxy-[1,2,4]triazolo[4,3-b]pyridazin-3(2H)-one | 6-Methoxy-[1,2,4]triazolo[4,3-b]pyridazin-3(2H)-one | C6H6N4O2
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| 28 | 219966-12-8 | Ethanone, 1,1-(1,2,4,5-tetrazine-3,6-diyl)bis- (9CI) | Ethanone, 1,1-(1,2,4,5-tetrazine-3,6-diyl)bis- (9CI) | C6H6N4O2
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| 29 | 64074-25-5 | 1-(氰基甲基)-1H-1,2,4-三唑-3-甲酸甲酯 | Methyl 1-(cyanomethyl)-1H-1,2,4-triazole-3-carboxylate | C6H6N4O2
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| 30 | 725698-89-5 | 5-(5-甲基异噁唑-3-基)-1,3,4-噁二唑-2(3H)-亚胺 | 1,3,4-Oxadiazol-2-amine,5-(5-methyl-3-isoxazolyl)-(9CI) | C6H6N4O2
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| 31 | 83824-38-8 | 1-甲基-1,4-二氢-吡唑并[4,3-D]嘧啶-5,7-二酮 | 1-Methyl-1,4-dihydro-pyrazolo[4,3-d]pyrimidine-5,7-dione | C6H6N4O2
| 杂环 | |
| 32 | 853907-83-2 | 1H-1,2,4-Triazole-5-carboxylic acid, 3-cyano-, ethyl ester | 1H-1,2,4-Triazole-5-carboxylic acid, 3-cyano-, ethyl ester | C6H6N4O2
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| 33 | 501681-76-1 | 2-氨基-5,7-二氢-3H-吡咯并[2,3-D]嘧啶-4,6-二酮 | 3H-Pyrrolo[2,3-d]pyrimidine-4,6-dione, 2-amino-5,7-dihydro- | C6H6N4O2
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| 34 | 208772-67-2 | 2-甲基-3H-吡唑并[1,5-b][1,2,4]三唑-7-羧酸 | 2-Methyl-1H-pyrazolo[1,5-b][1,2,4]triazole-7-carboxylic acid | C6H6N4O2
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| 35 | 225644-24-6 | 1H-Imidazole-4-carboxylicacid,2-amino-5-cyano-,methylester(9CI) | 1H-Imidazole-4-carboxylicacid,2-amino-5-cyano-,methylester(9CI) | C6H6N4O2
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| 36 | 197355-56-9 | 1H-Pyrazolo[1,5-b][1,2,4]triazole-6-carboxylicacid,2-methyl-(9CI) | 1H-Pyrazolo[1,5-b][1,2,4]triazole-6-carboxylicacid,2-methyl-(9CI) | C6H6N4O2
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| 37 | 64074-24-4 | 1H-1,2,4-Triazole-5-carboxylicacid,1-(cyanomethyl)-,methylester(9CI) | 1H-1,2,4-Triazole-5-carboxylicacid,1-(cyanomethyl)-,methylester(9CI) | C6H6N4O2
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| 38 | 79570-57-3 | 9-(hydroxymethyl)-2,4,8,9-tetrazabicyclo[4.3.0]nona-1,3,6-trien-5-one | 9-(hydroxymethyl)-2,4,8,9-tetrazabicyclo[4.3.0]nona-1,3,6-trien-5-one | C6H6N4O2
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| 39 | 5900-43-6 | | 5-Pyrimidinecarbonitrile, 1-amino-1,2,3,4-tetrahydro-6-methyl-2,4-dioxo- | C6H6N4O2
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