| CAS登录号 | 中文名 | 英文名 | 分子结构式 | 分子式 | 详情 | 供应商 |
| 649553-19-5 | Cyanamide,[5-carbonyl-3,5-dihydro-3-methyl-4H-imidazol-4-ylidene]-, [N(Z)]- (9CI); Cyanamide, [5-carbonyl-3,5-dihydro-3-methyl-4H-imidazol-4-ylidene]-, [N(Z)]- |  | C6H4N4O | 详情 | 供应商 | |
| 112570-98-6 | Pyrazine,2-(1,2,4-oxadiazol-3-yl)-; Pyrazine,1,2,4-oxadiazol-3-yl- (9CI) |  | C6H4N4O | 详情 | 供应商 | |
| 7403-26-1 | Pyrimido[4,5-d]pyrimidin-4(3H)-one; Pyrimido[4,5-d]pyrimidin-4(1H)-one(9CI); Pyrimido[4,5-d]pyrimidin-4(3H)-one (6CI,8CI); NSC 403088; Pyrimido[4,5-d]pyrimidin-4-ol |  | C6H4N4O | 详情 | 供应商 | |
| 88299-32-5 | Pteridine, 3-oxide; Pteridine, 3-oxide (9CI) |  | C6H4N4O | 详情 | 供应商 | |
| 28285-66-7 | Pyrimido[5,4-d]pyrimidin-2(1H)-one; Pyrimido[5,4-d]pyrimidin-2-ol(8CI) |  | C6H4N4O | 详情 | 供应商 | |
| 28285-65-6 | Pyrimido[5,4-d]pyrimidin-4(3H)-one; Pyrimido[5,4-d]pyrimidin-4-ol(8CI) |  | C6H4N4O | 详情 | 供应商 | |
| 34122-01-5 | Pyrimido[4,5-c]pyridazin-5(1H)-one (9CI); Pyrimido[4,5-c]pyridazin-5(1H)-one (9CI) |  | C6H4N4O | 详情 | 供应商 | |
| 120614-17-7 | Pyrimido[4,5-d]pyrimidin-2(1H)-one; Pyrimido[4,5-d]pyrimidin-2(1H)-one (6CI) |  | C6H4N4O | 详情 | 供应商 | |
| 21579-42-0 | Pyrimido[4,5-d]pyridazin-4(3H)-one; Pyrimido[4,5-d]pyridazin-4(3H)-one (8CI) |  | C6H4N4O | 详情 | 供应商 | |
| 21147-71-7 | Pyrimido[5,4-c]pyridazin-8(7H)-one; Pyrimido[5,4-c]pyridazin-8(5H)-one(9CI); Pyrimido[5,4-c]pyridazin-8(7H)-one (8CI) |  | C6H4N4O | 详情 | 供应商 | |
| 145675-24-7 | Pyrido[3,2-e]-1,2,4-triazin-5-ol; Pyrido[3,2-e]-1,2,4-triazin-5-ol (9CI) |  | C6H4N4O | 详情 | 供应商 | |
| 145675-25-8 | Pyrido[3,4-e]-1,2,4-triazin-5(6H)-one; Pyrido[3,4-e]-1,2,4-triazin-5(6H)-one (9CI) |  | C6H4N4O | 详情 | 供应商 | |
| 145675-26-9 | Pyrido[4,3-e]-1,2,4-triazin-8(7H)-one; Pyrido[4,3-e]-1,2,4-triazin-8(7H)-one (9CI) |  | C6H4N4O | 详情 | 供应商 | |
| 87841-07-4 | 1,2,4-Triazolo[4,3-b]pyridazine-3-carboxaldehyde; 1,2,4-Triazolo[4,3-b]pyridazine-3-carboxaldehyde (9CI) |  | C6H4N4O | 详情 | 供应商 | |
| 4013-71-2 | 2-Pyridinecarbonylazide; Picolinoylazide (6CI,7CI,8CI); 2-Picolinic acid azide; Azido(pyridin-2-yl)methanone; NSC299971 |  | C6H4N4O | 详情 | 供应商 | |
| 64440-74-0 | 2-Pyrazinecarbonitrile,3-amino-6-formyl-; Pyrazinecarbonitrile,3-amino-6-formyl- (9CI) |  | C6H4N4O | 详情 | 供应商 | |
| 2432-24-8 | 2(1H)-Pteridinone; 2-Pteridinol(6CI) |  | C6H4N4O | 详情 | 供应商 | |
| 4013-72-3 | 3-Pyridinecarbonylazide | 3-Pyridinecarbonylazide; Nicotinoylazide (6CI,7CI,8CI); 3-Pyridylacetyl azide; Nicotinic acid azide |  | C6H4N4O | 详情 | 供应商 |
| 700-47-0 | 4(3H)-Pteridinone; 4(1H)-Pteridinone(9CI); 4-Pteridinol (6CI,7CI); 4-Hydroxypteridine; 4-Oxo-3,4-dihydropteridine; NSC 67308; Pteridin-4-one |  | C6H4N4O | 详情 | 供应商 | |
| 195864-80-3 | 6H-Oxazolo[3',4':1,2]pyrrolo[3,4-d]-1,2,3-triazole(9CI); 6H-Oxazolo[3,4:1,2]pyrrolo[3,4-d]-1,2,3-triazole(9CI) |  | C6H4N4O | 详情 | 供应商 |
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