| 1 | 88054-22-2 | 鳖甲 | | C4H5N3O2
| 合成;咪唑;原料;化工;原料药;化合物;咪唑类;中间体;医药原料;其他原料 | |
| 2 | 56973-26-3 | 5-羟基-1H-咪唑-4-甲酰胺 | AHM | C4H5N3O2
| 嘧啶系列 | |
| 3 | 932-52-5 | 5-氨基尿嘧啶 | 5-Aminouracil | C4H5N3O2
| 嘧啶;对照品;杂环砌块;通用试剂;科研原料;药物杂质及中间体 | |
| 4 | 1448-98-2 | 氰乙酰脲 | Cyanoacetylurea | C4H5N3O2
| 脲;有机砌块;通用试剂;化工原料;医药、农药及染料中间体 | 医药中间体 |
| 5 | 393516-79-5 | 2-NITROMETHYL IMIDAZOLE | 2-NITROMETHYL IMIDAZOLE | C4H5N3O2
| | |
| 6 | 5334-39-4 | 3-甲基-4-硝基吡唑 | 3-Methyl-4-nitropyrazole | C4H5N3O2
| 合成;吡唑;有机化工原料 | |
| 7 | 3034-42-2 | 1-甲基-5-硝基咪唑 | 1-Methyl-5-nitroimidazole | C4H5N3O2
| 杂环化合物;有机化工原料;对照品-杂质对照品 | |
| 8 | 4425-67-6 | 2-氨基-4,6(1H,5H)-嘧啶二酮 | 2-aminopyrimidine-4,6-diol | C4H5N3O2
| | |
| 9 | 1806-62-8 | Cytosine, 1-oxide (7CI,8CI) | Cytosine, 1-oxide (7CI,8CI) | C4H5N3O2
| | |
| 10 | 3034-41-1 | 1-甲基-4-硝基咪唑 | Imidazole, 1-methyl-4-nitro- | C4H5N3O2
| 医药中间体 | |
| 11 | 38858-82-1 | 4-甲基-1-硝基吡唑 | 1H-Pyrazole,4-methyl-1-nitro- | C4H5N3O2
| | |
| 12 | | 4,6-二羟基-2-氨基嘧啶 | 4,6-dihydoxy-2-aminopyrimidine | C4H5N3O2
| | |
| 13 | 56-09-7 | 2-氨基-4,6-二羟基嘧啶 | 2-Amino-4,6-dihydroxypyrimidine | C4H5N3O2
| 嘧啶;嘧啶类;原料药;通用试剂;杂环砌块;化工原料;农药中间体;除草剂中间体;有机化工原料;磺酰脲类除草剂 | 中间体 |
| 14 | 932-53-6 | 6-氮杂胸腺嘧啶 | 6-methyl-1,2,4-triazine-3,5-diol | C4H5N3O2
| 酰胺;酰胺化合物 | |
| 15 | 24447-68-5 | 3-氨基吡唑-4-羧酸 | 3-Aminopyrazole-4-carboxylic acid | C4H5N3O2
| 中间体;医药中间体 | |
| 16 | 54210-32-1 | 1-甲基-3-硝基吡唑 | 1H-Pyrazole,1-methyl-3-nitro-(9CI) | C4H5N3O2
| | |
| 17 | 885274-30-6 | 恶唑-5-卡巴肼 | OXAZOLE-5-CARBOXYLIC ACID HYDRAZIDE | C4H5N3O2
| | |
| 18 | 62438-02-2 | 3-Isoxazolecarboxylic acid hydrazide | 3-Isoxazolecarboxylic acid hydrazide | C4H5N3O2
| | |
| 19 | 116008-52-7 | 4-氨基吡唑-3-羧酸 | 1H-Pyrazole-3-carboxylicacid,4-amino- | C4H5N3O2
| | |
| 20 | 155815-92-2 | 4-氨基-1H-咪唑-2-羧酸 | 4-Amino-1H-imidazole-2-carboxylic acid | C4H5N3O2
| | |
| 21 | | 2-Amino-1-methyl-1H-imidazole-4,5-dione | 2-Amino-1-methyl-1H-imidazole-4,5-dione | C4H5N3O2
| | |
| 22 | 933-19-7 | 6-Methyl-1,3,5-triazine-2,4(1H,3H)-dione | 6-Methyl-1,3,5-triazine-2,4(1H,3H)-dione | C4H5N3O2
| | |
| 23 | 6943-94-8 | 1,2,4-Triazine-3,5(2H,4H)-dione,2-methyl- | 1,2,4-Triazine-3,5(2H,4H)-dione,2-methyl- | C4H5N3O2
| | |
| 24 | 14436-34-1 | 6-氨基嘧啶-2,4(3H,5H)-二酮 | 2,4(3H,5H)-Pyrimidinedione, 6-amino- (9CI) | C4H5N3O2
| | |
| 25 | 4928-88-5 | 1,2,4-三氮唑-3-羧酸甲酯 | 1,2,4-Triazole-3-Carboxylic Acid Methylester | C4H5N3O2
| 原料;三唑;杂环;化工;材料;原料药;中间体;杂环砌块;有机砌块;医药原料 | 医药中间体 |
| 26 | 89166-02-9 | 5-甲基-1H-1H-1,2,3-三氮唑-4-羧酸 | v-Triazole-4-carboxylic acid, 5-methyl- (7CI) | C4H5N3O2
| | |
| 27 | | 6-AMINO-1,2,3,4-TETRAHYDROPYRIMIDINE-2,4-DIONE | 6-AMINO-1,2,3,4-TETRAHYDROPYRIMIDINE-2,4-DIONE | C4H5N3O2
| | |
| 28 | 75321-30-1 | 4 - 氨基 - 1,6 - 二氢 - 2,5 - 二酮 | 2,5-Pyrimidinedione, 4-amino-1,6-dihydro- (9CI) | C4H5N3O2
| | |
| 29 | 110822-97-4 | 2-(4H-1,2,4-三唑-4-基)乙酸 | 4H-1,2,4-triazol-4-ylacetic acid(SALTDATA: FREE) | C4H5N3O2
| 化合物产品 | |
| 30 | 17647-71-1 | Ethanone, 1-(4-amino-1,2,5-oxadiazol-3-yl)- (9CI) | Ethanone, 1-(4-amino-1,2,5-oxadiazol-3-yl)- (9CI) | C4H5N3O2
| | |
| 31 | 155049-60-8 | 2-(1H-1,2,4-三唑-5-基)乙酸 | 2-(1H-1,2,4-triazol-3-yl)acetic acid hydrochloride | C4H5N3O2
| | |
| 32 | 351388-98-2 | 4H-1,2,4-Triazole-4-carboxylicacid,methylester(9CI) | 4H-1,2,4-Triazole-4-carboxylicacid,methylester(9CI) | C4H5N3O2
| | |
| 33 | 207860-65-9 | Ethanone, 1-(1-hydroxy-1H-1,2,3-triazol-5-yl)- (9CI) | Ethanone, 1-(1-hydroxy-1H-1,2,3-triazol-5-yl)- (9CI) | C4H5N3O2
| | |
| 34 | 147738-83-8 | 3H-Pyrazol-3-one,4,5-dihydro-5-methyl-4-nitroso-(9CI) | 3H-Pyrazol-3-one,4,5-dihydro-5-methyl-4-nitroso-(9CI) | C4H5N3O2
| | |
| 35 | 877309-59-6 | 2H-1,2,3-三唑-4-羧酸甲酯 | 2H-1,2,3-Triazole-4-carboxylic acid, methyl ester (9CI) | C4H5N3O2
| | |
| 36 | 832737-27-6 | 5-甲基-2H-1,2,3-三唑-4-羧酸 | 5-Methyl-2H-1,2,3-triazole-4-carboxylic acid (SALTDATA: FREE) | C4H5N3O2
| | |
| 37 | 339020-82-5 | 1H-Pyrazole-4-carboxaldehyde, 4,5-dihydro-5-oxo-, 4-oxime (9CI) | 1H-Pyrazole-4-carboxaldehyde, 4,5-dihydro-5-oxo-, 4-oxime (9CI) | C4H5N3O2
| | |