| CAS登录号 | 中文名 | 英文名 | 分子结构式 | 分子式 | 详情 | 供应商 |
| 19359-67-2 | 1,2,4-Triazine-5-carboxamide,6-amino-; as-Triazine-5-carboxamide,6-amino- (8CI); NSC 107664 |  | C4H5N5O | 详情 | 供应商 | |
| 89033-53-4 | 1,2,4-Triazine-3-carboxylicacid, hydrazide; as-Triazine-3-carboxylicacid, hydrazide (7CI) |  | C4H5N5O | 详情 | 供应商 | |
| 26230-33-1 | 1H-Imidazole-5-diazonium,4-(aminocarbonyl)-, inner salt; 1H-Imidazole-4-diazonium,5-(aminocarbonyl)-, inner salt (9CI); Imidazole-4-diazonium, 5-carbamoyl-, hydroxide,inner salt (8CI); 5-Diazonioimidazole-4-carboxamide |  | C4H5N5O | 详情 | 供应商 | |
| 83961-89-1 | 2,4-Pyrimidinediamine,5-nitroso-; 2,4-Pyrimidinediamine, 5-nitroso- (9CI) |  | C4H5N5O | 详情 | 供应商 | |
| 72091-25-9 | 4(5H)-Pyrimidinone,2,6-diamino-5-imino-; 2,6-Diamino-5-iminopyrimidin-4-one |  | C4H5N5O | 详情 | 供应商 | |
| 36183-70-7 | 5H-1,2,3-Triazolo[4,5-d]pyrimidin-5-one,3,4,6,7-tetrahydro-; 5H-1,2,3-Triazolo[4,5-d]pyrimidin-5-one,1,4,6,7-tetrahydro- (9CI) |  | C4H5N5O | 详情 | 供应商 |
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