| CAS登录号 | 中文名 | 英文名 | 分子结构式 | 分子式 | 详情 | 供应商 |
| 117539-78-3 | Diazenecarbonitrile,2-(2-pyrimidinyl)-, 2-oxide; Diazenecarbonitrile,2-pyrimidinyl-, 2-oxide (9CI) |  | C5H3N5O | 详情 | 供应商 | |
| 19359-64-9 | Pyrimido[5,4-e]-1,2,4-triazin-5(6H)-one; Pyrimido[5,4-e]-as-triazin-5(6H)-one(8CI); 4-Hydroxy-7-azapteridine; NSC 101504; Pyrimido[5,4-e]-as-triazin-5-ol |  | C5H3N5O | 详情 | 供应商 | |
| 3861-27-6 | Pyrimido[5,4-e]-1,2,4-triazin-3(4H)-one; Pyrimido[5,4-e]-as-triazin-3-ol(7CI,8CI) |  | C5H3N5O | 详情 | 供应商 | |
| 25732-26-7 | 9H-Purine, 6-nitroso-; 1H-Purine,6-nitroso- (9CI); Purine, 6-nitroso- (8CI); NSC 529638 |  | C5H3N5O | 详情 | 供应商 |
