1 | | BUTTPARK 96\50-25 | BUTTPARK 96\50-25 | C8H8N4O2
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2 | | PYRCL tetrazepinone | PYRCL tetrazepinone | C8H8N4O2
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3 | 2639653-68-0 | Zoledronic Acid Impurity 22 | Zoledronic Acid Impurity 22 | C8H8N4O2
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4 | 351205-27-1 | 双(1-吡唑)乙酸 | bis(pyrazol-1-yl)acetic acid | C8H8N4O2
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5 | | 6,7-DIMETHYLPTERIDINE-2,4-DIOL | 6,7-DIMETHYLPTERIDINE-2,4-DIOL | C8H8N4O2
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6 | 250363-55-4 | 250363-55-4 | Methyl 2-amino-4-azido benzoate | C8H8N4O2
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7 | 13300-39-5 | 8-Ethyl-2,4(3H,8H)-pteridinedione | 8-Ethyl-2,4(3H,8H)-pteridinedione | C8H8N4O2
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8 | 73105-48-3 | 1-甲基-5-硝基-1H-吲唑-3-胺 | 1-Methyl-5-nitro-1H-indazol-3-amine | C8H8N4O2
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9 | 376609-66-4 | 2-甲氧基-4-(1H-四唑-5-基)苯酚 | 2-Methoxy-4-(1H-tetrazol-5-yl)phenol | C8H8N4O2
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10 | | 6-amino-5-cyano-2-methoxynicotinamide | 6-amino-5-cyano-2-methoxynicotinamide | C8H8N4O2
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11 | 13401-18-8 | 1,3-DIMETHYL-2,4(1H,3H)-PTERIDINEDIONE | 1,3-DIMETHYL-2,4(1H,3H)-PTERIDINEDIONE | C8H8N4O2
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12 | 54798-28-6 | 5-ACETOXYMETHYL-2-AMINO-3-CYANOPYRAZINE | 5-ACETOXYMETHYL-2-AMINO-3-CYANOPYRAZINE | C8H8N4O2
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13 | 92352-24-4 | 5-(呋喃-2-基)-1H-吡唑-3-碳酰肼 | 3-(2-Furyl)-1H-pyrazole-5-carbohydrazide | C8H8N4O2
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14 | 130200-95-2 | 4-(1-甲基肼基)-3-硝基苯甲腈 | 4-(1-METHYLHYDRAZINO)-3-NITROBENZONITRILE | C8H8N4O2
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15 | 384831-56-5 | 6-(迭氮基甲基)烟酸甲酯 | 6-(azidomethyl)nicotinic acid methyl ester | C8H8N4O2
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16 | 108175-67-3 | methyl 3-cyano-2-pyrazinyl(methyl)carbamate | methyl 3-cyano-2-pyrazinyl(methyl)carbamate | C8H8N4O2
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17 | 115103-10-1 | 1H-Benzimidazole-2-methanamine,5-nitro-(9CI) | 1H-Benzimidazole-2-methanamine,5-nitro-(9CI) | C8H8N4O2
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18 | 720673-55-2 | 1-acetyl-3-(2-furyl)-1H-1,2,4-triazol-5-amine | 1-acetyl-3-(2-furyl)-1H-1,2,4-triazol-5-amine | C8H8N4O2
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19 | 140707-19-3 | 4-(4-氨基苯基)-1,2,4-三唑烷-3,5-二酮 | 4-(4-aminophenyl)-1,2,4-triazolidine-3,5-dione | C8H8N4O2
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20 | 27238-35-3 | 1,2,4-BENZOTRIAZIN-3-AMINE, 7-METHOXY-, 1-OXIDE | 1,2,4-BENZOTRIAZIN-3-AMINE, 7-METHOXY-, 1-OXIDE | C8H8N4O2
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21 | 2106690-78-0 | 1H-吡唑并[3,4-D]嘧啶-6-甲酸乙酯 | Ethyl 1H-Pyrazolo[3,4-d]pyrimidine-6-carboxylate | C8H8N4O2
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22 | 1392274-35-9 | 1-甲基-4-(1H-吡唑-3-基)-1H-吡唑-3-羧酸 | 1-Methyl-1H,1H-[3,4]bipyrazolyl-3-carboxylic acid | C8H8N4O2
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23 | 1092705-28-6 | 2'-甲基-2H,2'H-[3,3'-联吡唑]-5-羧酸 | 2'-Methyl-1h,2'h-3,3'-bipyrazole-5-carboxylic acid | C8H8N4O2
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24 | 1639115-99-3 | 3,8-dimethyl-6-nitro-[1,2,4]triazolo[4,3-a]pyridine | 3,8-dimethyl-6-nitro-[1,2,4]triazolo[4,3-a]pyridine | C8H8N4O2
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25 | 1335055-70-3 | [1,2,4]三唑并[4,3-A]嘧啶-3-羧酸乙酯 | Ethyl [1,2,4]triazolo[4,3-a]pyriMidine-3-carboxylate | C8H8N4O2
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26 | 108129-91-5 | N-(5-cyano-4-hydroxy-6-methylpyrimidin-2-yl)acetamide | N-(5-cyano-4-hydroxy-6-methylpyrimidin-2-yl)acetamide | C8H8N4O2
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27 | 706793-18-2 | 7-氨基-1H-苯并[d] [1,2,3]三唑-5-羧酸甲酯 | Methyl 7-amino-1H-benzo[d][1,2,3]triazole-5-carboxylate | C8H8N4O2
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28 | 111730-65-5 | 1H-Benzimidazole-2-carboxylicacid,hydrazide,3-oxide(9CI) | 1H-Benzimidazole-2-carboxylicacid,hydrazide,3-oxide(9CI) | C8H8N4O2
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29 | 1779764-91-8 | 6-(Methylamino)Imidazo[1,2-B]Pyridazine-3-Carboxylic Acid | 6-(Methylamino)Imidazo[1,2-B]Pyridazine-3-Carboxylic Acid | C8H8N4O2
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30 | 62160-25-2 | N-(4-氧代-1,7-二氢吡咯并[2,3-d]嘧啶-2-基)乙酰胺 | N-(4-Oxo-1,7-dihydropyrrolo[2,3-d]pyrimidin-2-yl)acetamide | C8H8N4O2
| 有机原料;氨基化合物 | |
31 | 723286-67-7 | 1,2,4-三唑并[4,3-a]吡嗪-3-羧酸乙酯 | 1,2,4-Triazolo[4,3-a]pyrazine-3-carboxylic acid ethyl ester | C8H8N4O2
| 医药中间体 | |
32 | 175137-58-3 | 4,7-二甲基吡唑并[5,1-C][1,2,4]三嗪-3-羧酸 | 4,7-DIMETHYLPYRAZOLO[5,1-C][1,2,4]TRIAZINE-3-CARBOXYLIC ACID | C8H8N4O2
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33 | | 3-HYDROXY-2,6-DIMETHYL-8H-PYRIMIDO[1,2-B][1,2,4]TRIAZIN-8-ONE | 3-HYDROXY-2,6-DIMETHYL-8H-PYRIMIDO[1,2-B][1,2,4]TRIAZIN-8-ONE | C8H8N4O2
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34 | 2110823-62-4 | methyl 2-methyl-[1,2,4]triazolo[1,5-a]pyrimidine-6-carboxylate | methyl 2-methyl-[1,2,4]triazolo[1,5-a]pyrimidine-6-carboxylate | C8H8N4O2
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35 | 842972-32-1 | 5,7-二甲基[1,2,4]三唑并[4,3-A]嘧啶-3-羧酸 | 5,7-DIMETHYL-[1,2,4]TRIAZOLO[4,3-A]PYRIMIDINE-3-CARBOXYLIC ACID | C8H8N4O2
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36 | 2167098-95-3 | 2167098-95-3 | 2-amino-7-methyl-[1,2,4]triazolo[1,5-a]pyridine-8-carboxylic acid | C8H8N4O2
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37 | 765857-95-2 | 5H-Pyrrolo[3,2-d]pyrimidine-7-carboxylicacid,4-(methylamino)-(9CI) | 5H-Pyrrolo[3,2-d]pyrimidine-7-carboxylicacid,4-(methylamino)-(9CI) | C8H8N4O2
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38 | 1782398-70-2 | Pyrazolo[1,5-a]pyrimidine-3-carboxylic acid, 6-amino-, methyl ester | Pyrazolo[1,5-a]pyrimidine-3-carboxylic acid, 6-amino-, methyl ester | C8H8N4O2
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39 | 89977-62-8 | 7-氨基-3-甲基吡唑并[1,5-a]嘧啶-6-羧酸 | Pyrazolo[1,5-a]pyrimidine-6-carboxylic acid, 7-amino-3-methyl- (7CI) | C8H8N4O2
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40 | 1094107-41-1 | 2-氨基-[1,2,4]三唑并[1,5-a]吡啶-6-羧酸甲酯 | 2-AMino-[1,2,4]triazolo[1,5-a]pyridine-6-carboxylic acid Methyl ester | C8H8N4O2
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41 | 126149-77-7 | 4-氨基-7H-吡咯并[2,3-D]嘧啶-5-甲酸甲酯 | 1H-Pyrrolo[2,3-d]pyrimidine-5-carboxylicacid,4-amino-,methylester(9CI) | C8H8N4O2
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42 | 2044714-47-6 | 5-Pyrimidinecarbonitrile, 1-(3-azetidinyl)-1,2,3,4-tetrahydro-2,4-dioxo- | 5-Pyrimidinecarbonitrile, 1-(3-azetidinyl)-1,2,3,4-tetrahydro-2,4-dioxo- | C8H8N4O2
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