| 1 | | AZOBISISOPROPYL CYANIDE | AZOBISISOPROPYL CYANIDE | C6H8N4
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| 2 | 45810-88-6 | Guanidine, N-2-pyridinyl- | Guanidine, N-2-pyridinyl- | C6H8N4
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| 3 | 220276-54-0 | 2-ethanehydrazonoylpyrazine | 2-ethanehydrazonoylpyrazine | C6H8N4
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| 4 | | 5,6,7,8-TETRAHYDRO-PTERIDINE | 5,6,7,8-TETRAHYDRO-PTERIDINE | C6H8N4
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| 5 | 425376-94-9 | 1-(吡啶-4-基)胍 | Guanidine, 4-pyridinyl- (9CI) | C6H8N4
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| 6 | | N2-VINYLPYRIMIDINE-2,5-DIAMINE | N2-VINYLPYRIMIDINE-2,5-DIAMINE | C6H8N4
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| 7 | 1005-02-3 | 3(2-吡啶基)氨基腙 | pyridine-2-carboximidohydrazide | C6H8N4
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| 8 | | 1-(3-Pyridinyl)-3-methyltriazene | 1-(3-Pyridinyl)-3-methyltriazene | C6H8N4
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| 9 | 725234-33-3 | 5-甲基吡嗪-2-甲脒 | 5-METHYL-PYRAZINE-2-CARBOXAMIDINE | C6H8N4
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| 10 | | 1-(2-Imidazoline-2-yl)-1H-pyrazole | 1-(2-Imidazoline-2-yl)-1H-pyrazole | C6H8N4
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| 11 | | 1-(2-Imidazoline-2-yl)-1H-imidazole | 1-(2-Imidazoline-2-yl)-1H-imidazole | C6H8N4
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| 12 | 343269-86-3 | Pteridine, 1,5,6,7-tetrahydro- (9CI) | Pteridine, 1,5,6,7-tetrahydro- (9CI) | C6H8N4
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| 13 | 172839-73-5 | 4H-1,2,4-Triazole-4-butanenitrile(9CI) | 4H-1,2,4-Triazole-4-butanenitrile(9CI) | C6H8N4
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| 14 | 123549-60-0 | 4,6-Pyrimidinediamine, 2-ethenyl- (9CI) | 4,6-Pyrimidinediamine, 2-ethenyl- (9CI) | C6H8N4
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| 15 | 26538-74-9 | Pteridine, 1,2,3,4-tetrahydro- (8CI,9CI) | Pteridine, 1,2,3,4-tetrahydro- (8CI,9CI) | C6H8N4
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| 16 | 58876-75-8 | 3-(3-氨基-1H-吡唑-1-基)丙腈 | 3-(3-AMino-1H-pyrazol-1-yl)propanenitrile | C6H8N4
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| 17 | 122799-95-5 | 3-氨基-1-乙基-4-氰基吡唑 | 3-amino-1-ethyl-1H-pyrazole-4-carbonitrile | C6H8N4
| 中间体;医药中间体 | |
| 18 | 24196-90-5 | 1,4-Cyclohexadiene-1,4-diamine, 3,6-diimino- | 1,4-Cyclohexadiene-1,4-diamine, 3,6-diimino- | C6H8N4
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| 19 | 446276-19-3 | 1,3-Dimethyl-1,6-dihydropyrazolo[3,4-c]pyrazole | 1,3-Dimethyl-1,6-dihydropyrazolo[3,4-c]pyrazole | C6H8N4
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| 20 | 10593-78-9 | Pteridine, 5,6,7,8-tetrahydro- (6CI,7CI,8CI,9CI) | Pteridine, 5,6,7,8-tetrahydro- (6CI,7CI,8CI,9CI) | C6H8N4
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| 21 | 870245-55-9 | 3H-Imidazo[4,5-c]pyridin-4-amine, 3a,7a-dihydro- | 3H-Imidazo[4,5-c]pyridin-4-amine, 3a,7a-dihydro- | C6H8N4
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| 22 | 197844-36-3 | 1H-Imidazo[4,5-b]pyridin-2-amine,5,6-dihydro-(9CI) | 1H-Imidazo[4,5-b]pyridin-2-amine,5,6-dihydro-(9CI) | C6H8N4
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| 23 | 13665-57-1 | Pyrimido[5,4-d]pyrimidine, 1,2,3,4-tetrahydro- (8CI) | Pyrimido[5,4-d]pyrimidine, 1,2,3,4-tetrahydro- (8CI) | C6H8N4
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| 24 | 707539-41-1 | 6,7-二氢-5H-吡咯并[3,4-D]嘧啶-2-胺 | 5H-Pyrrolo[3,4-d]pyrimidin-2-amine, 6,7-dihydro- (9CI) | C6H8N4
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| 25 | 339363-03-0 | Ethanimidamide, N-cyano-N-(cyanomethyl)-N-methyl- (9CI) | Ethanimidamide, N-cyano-N-(cyanomethyl)-N-methyl- (9CI) | C6H8N4
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| 26 | 856600-01-6 | 4-氨基-7氢-吡咯[2,3-d]嘧啶硫酸盐 | 4-amino-5H-pyrrolo[3,2-d]pyrimidine-2-thiol sulfate (1:1) | C6H8N4
| 嘧啶类;杂环类中间体 | |
| 27 | 399024-65-8 | Cyanamide, (1,3-dihydro-1,3-dimethyl-2H-imidazol-2-ylidene)- (9CI) | Cyanamide, (1,3-dihydro-1,3-dimethyl-2H-imidazol-2-ylidene)- (9CI) | C6H8N4
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| 28 | 446876-00-2 | (3aR,6aS)-rel-3a,4,5,6-tetrahydro-Pyrrolo[3,4-c]pyrazole-6a(3H)-carbonitrile (Relative struc) | (3aR,6aS)-rel-3a,4,5,6-tetrahydro-Pyrrolo[3,4-c]pyrazole-6a(3H)-carbonitrile (Relative struc) | C6H8N4
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